anesthesia gas machine study guide

this air is "wasted" in the sense that it does not participate in gas exchange. epinephrine release, synthesizes cardiac muscle and increases activity "scared to death" epinephrine overload leads to cardiac arrhythmia. The Bariatric Patient in Surgery Self-Study Guide. which halogenated hydrocarbon anesthetic gas has been implicated in causing liver damage and malignant hyperthermia? This guide can provide a framework for viewing anesthetic management as the critical cornerstone of quality veterinary medicine that it should be. when is the recovery period considered complete? undefined results. Should the anesthetist be required to defend himself or herself, it may be difficult to remember the exact details of an anesthetic given years before. struggling patient may injure restrainer or anesthetist or patient, severe bite wounds can occur- animal bites down and doesn't face the reflex to relax, patient also at risk for catecholamine release which can cause cardiac arrhythmias or cardiac arrest. how do you know when it is time to replace the charcoal canister? waste gas scavenger system, and an anesthesia ventila-tor. Learn. Otherwise it is hidden from view. Anesthesia Machine. - The entire piece of equipment that is used to deliver precise amounts of inhaled anesthetic gas and/or a carrier gas (usually air, O2 or CO2, alone or in a mix). Study Flashcards On Anesthesia Gas Machine at Cram.com. The Anesthesia Gas Machine Developed and maintained by Michael P. Dosch, PhD, CRNA and Darin Tharp, MS, CRNA; why is this significant? This site uses cookies to provide, maintain and improve your experience. when does the recovery period of anesthesia begin? diastolic pressure + [(systolic pressure-diastolic pressure)/3], best indicator of blood profusion of internal organs. the patient should always be extubated when _____. reproductive disorders, liver damage, kidney damage, neurologic effects, carcinogenic effects. passive system, activated charcoal canister, active system. where should a pulse oximeter probe be placed? Why is the oxygen flowmeter always the furthest to the right? why is stage 2 of anesthesia dangerous for patient and personnel? Timed Access to all of AccessAnesthesiology. Quickly memorize the terms, phrases and much more. why should brachycephalic breeds always be intubated during anesthesia? what instrument is used to measure the amount of oxygen in the blood? what are disadvantages/dangers of endotracheal intubation? https://accessanesthesiology.mhmedical.com/content.aspx?bookid=564§ionid=42800534. The student should be aware of airway management options. once the patient is completely awake and walking around on their own. By using the flowmeter the amount of gas (l/min) delivered to the patient can be altered. the state of controlled and reversible unconsciousness with an absence of pain perception, memory, motor response to stimuli, reflex response to stimuli achieved with injectable drugs, inhaled drugs, or a combination of both. The students will then answer “to deliver anesthesia gas to a patient.” But again they are wrong. explain how you can determine a patient has a 3rd degree heart block using the ECG strip, there is not a relationship between QRS waves and p waves, rescue beats occur. list 4 reasons to continue O2 administration during the recovery period. depth of anesthesia can be adjusted rapidly once patient is anesthetized, fast recovery, useful for fractious patients, waste gas released into room, increased patient stress, predisposes to cardiac arrhythmias, increased induction time, suffocate patient, hard to monitor patient inside chamber, risk of aspiration, urinate / defecate on self, harm to patient/restrainer/anesthetist, only useful for smaller animals. 60 (dogs), 100 (cats); exceptions can include preanesthetic bradycardia, drugs causing a lower heart rate, and stimulation of the vagus nerve. ... nurse 536 study guide (2012-13 nagelhout) Recent Class Questions. The anesthesia machine consists of various components managing gas delivery and elimination, including a ventilator, gas inflows from a variety of sources, anesthetic vaporizers, scavenging system, breathing circuit, and CO 2 absorption system. CONCLUSION. hospital design, fill anesthetic vaporizers at the end of the day immediately before personnel leave the building, proper maintenance of anesthetic machines, limit use of induction chamber, leave patient connected to anesthetic machine with only oxygen flowing until most recovered, use of scavenging systems. what factors influence the length of the recovery period? remaining RBCs will be saturated with oxygen, you are monitoring a patient and the pulse oximeter begins to give low readings. Learn vocabulary, terms, and more with flashcards, games, and other study tools. carbonic acid; this is a strong acid that can easily shift to an acidic plane in the body if patient is not breathing well (respiratory acidosis). D. All of the above. what is the normal pH of blood in awake animals? It consists of multiple parts (precision vaporizer, carrier gas regulators, flow meters, delivery/breathing circuits Study Anesthesia Machine Flashcards Flashcards at ProProfs - Start studying the Anesthesia Machine with these flashcards quizzes. Write. Medical equipment Listings for Anesthesia Gas Machine on MedWrench. 212.191.64.7 what is normal blood pressure in an awake dog or cat? Biomed Certification Study Guide By Dave Harrington vi PREFACE Dave Harrington compiled this biomed study guide for classes in the Northeast, using some of the material for his ICC prep column in 24 X 7. yes, the canister is ineffective at high flow rates and does not absorb nitrous oxide, the total volume of the conducting airways from the nose or mouth down to the level of the terminal bronchioles, where the air doesn't come to the alveoli of the lungs. Cylinder sizes are designated according to letters, with size ‘A’ being the smallest; size ‘E’ (E- tank) is commonly used on anesthesia machine. Defining Anesthesia •The word anesthesia originated from the Greek term anaisthaesia, meaning “insensibility”; is used to describe the loss of sensation to the body in part or in its entirety. MAP's below _____ are considered dangerous, what is the difference between the doppler and the oscillometric methods of obtaining blood pressure, doppler method- measures echoes from RBCs passing through vessels, will only measure systolic pressure, must be performed manually. if this route is used, what must you do to the dose/volume of the drug? obtain accurate history/PE/lab data, correct any underlying medical condition before anesthetic procedure if possible, pretreat with medications to counteract side effects of anesthetics, use preanesthetic sedatives, double check drug dosages, ensure concentration of agent in syringe is same as that used for calculation, label syringe, administer only minimum dose needed to achieve desired level of anesthesia, intubate all anesthetized patients, what does it mean to give a drug "to effect", administer only the minimum dose deeded to achieve desired level of anesthesia regardless of calculated dose; given by titration method. which halogenated hydrocarbon anesthetic gases are used today? 10% free in plasma, 30% bound to hemaglobin, and 60% reacts with H2O to form carbonic acid. stop injection or turn vaporizer down or off, yes, extra-label use; often provides enough sedation/anesthesia to allow handling, rapidly pass through stage 1 and stage 2 of anesthesia, if used alone typically last 20 minutes or less (quicker recovery period), titrate dose, unable to find vein, propofol only lasts 2-5 minutes, dose is 2-3x that of IV dose, cannot titrate dose, longer time from administration to effect, longer recovery period. requires less anesthetic agent and slows liver metabolism of drug which leads to slow recovery, list some methods that can be used to help avoid/lessen hypothermia, insulate patient from cold surgery table/recovery surface, wrap patient in warmed towels/blankets, administer warmed IV fluids, use warmed irrigation/lavage solution in a body cavity. Students should be able to apply basic ASA monitors and have an understanding of the function of each. Page 1 cyanosis usually does not occur until SaO2 levels fall below ______. All these systems have appropriate check mechanisms and associated alarms or notifications to alert the medical providers to potential … The anesthesia gas machine is a device which delivers a precisely-known but variable gas mixture, including anesthetizing and life-sustaining gases. Study 243 Anesthesia Machine flashcards on StudyBlue. The components and systems as described in this document are typical for a anesthesia gas machine. 7. ... identify 8 components of the anesthesia gas machine that are exposed to intermediate pressure (pipeline pressure, 50psi) 1. pipeline inlets. Study 93 Anesthesia Gas Machine flashcards from Morgan S. on StudyBlue. does anemia typically cause low pulse oximeter readings? describe some techniques that can be used to speed the recovery (from anesthesia) process, keep patient warm, general stimulation, turn patient every 10-15 minutes (prevents hypostatic congestion in lungs), get patient up and walk around. discuss the steps, in order, that you should take to correct the problem, make sure that the patient is breathing, reposition/moisten the probe, if reading is accurate ventilate the patient a few times. what can cause a pulse oximeter to give erroneous readings? how do endotracheal tubes affect dead space? Provides for the oxygen requirements of the patient and acts as a carrier gas for the inhalation anesthetic agent. temperament, physical status, nature of procedure, cost, availability, and personal preference. what happens during the induction phase of anesthesia? what are examples of protective reflexes? when the weight of the canister is 50 grams more than the original weight, or after 12 hours of use. Butterworth J.F., IV, & Mackey D.C., & Wasnick J.D.(Eds. Ambu-bag present TWO sources of O2 Pipeline (main source) E-cylinders (back-up) Full oxygen tank 625-660 L 2,000-2,200 psi = 149 ATM = 113,741 mmHg Pressure in tank is directly proportional to volume in tank Boyles Law Current psi […] what effect does general anesthesia have on the respiratory reflex? ventilation, heart rate, heart rhythm, pulse quality, blood pressure, MM color, perfusion (CRT). what are seven things the anesthetist monitors on the patient? presence in the operating room. similar to direct pressure- catheter placed in anterior vena cava to asses how well blood returns to the heart as well as how well the heart can receive and pump blood, CVPs at _____ mmHg are considered dangerous. when the anesthetic agent is completely out of the body. initially show signs of incoordination and excitement, followed by progressive relaxation. Students should have a basic knowledge of the pharmacology of inductions agents and their indications during an anesthetic induction. Take the time and study the manuals, learn your anesthesia machines. As I learn more about anesthesia I realize how important protocols and procedures are to increase patient safety. borderline hypoxic SaO2 levels are at ______. "One of the things I notice about the practice of anesthesia is the extensive use of protocols and procedures. activated charcoal canister and active scavenging system. Butterworth JF, IV, Mackey DC, Wasnick JD. Flashcards. how is oxygen carried in the bloodstream, and in what amounts? leaking anesthetic machine, improperly vented anesthetic machine, spill of liquid anesthetic when charging an anesthetic machine, gases exhaled by patient during recovery. In the low-pressure system of the anesthetic machine the gas first passes through the flowmeter. what are the four complications of general anesthesia that almost always occur? when should food and/or water be offered to the patient? are there ever times the charcoal canisters are inappropriate to use? Contemporary anesthesia machines have two sources of gases: the wall outlet and E-cylinders attached to the machine itself. Okay, so what is the second most important function of an anesthesia machine? Anesthesia caregivers have come to depend on these monitors in the practice of safe anesthesia. Anesthesia Secrets – also manageable to cover a lot of this on your clerkship. what is the normal MAP in awake patients? Morgan & Mikhail's Clinical Anesthesiology, 5e. The Portable Anesthetic Machine (PAM), consisting of O2flowmeter, vaporizer, and common outlet for rodent anesthesia is shown in the Appendix. A. list some ways you could avoid being exposed to waste anesthetic gases. thin strip of patient's tissue- thin, hairless, non-pigmented. basic functions of an anesthesia machine. We need to bury the concept that anesthesia is simple mathematics, giving so many mg per lb., with the only question being the weight of the animal. what is the normal MAP in anesthetized patients? This div only appears when the trigger link is hovered over.   •  Notice redundant soft palate can trap the epiglottis, closing off the airway. If your institution subscribes to this resource, and you don't have a MyAccess Profile, please contact your library's reference desk for information on how to gain access to this resource from off-campus. As a lawyer I also see that these procedures can protect the anesthetist. which type of scavenging systems does OSU-OKC have? He offered it to the California Medical Instrumentation Association aspiration (mild pneumonia to fatality at worst). vomiting during the recovery period carries a high risk of _______. prior to removing the tube, once patient has swallowed once, deflate the cuff to prevent damage to the trachea and larynx, check inside mouth to ensure that there is not a fluid build up (if there is only slightly deflate cuff and gently/slowly remove tube to bring up that liquid) if it's possible have patient sternal with head tilted downward and gently pull the tube out, describe how you would handle a patient that vomits during recovery after extubation, Get patient sternal, elevate hind quarters, lower head, immediately remove vomitus from area, clean out oral cavity if possible including sweeping pharyngeal area. Three most important things in anesthesia (per Dr. Radesic) VIGILANCE FIRST item on FDA Anesthesia machine checklist? what effect does hypothermia have on anesthetic dose and metabolism? • Study the airway cart and handle all equipment • Study dosages, indications, and the precautions for all medications as you draw them up • Perform an anesthesia machine check noting the rationale for each step • Use a hands-on anatomy model to learn the airway landmarks Visual Learners if you think a patient may be going too deep, you should _____. what are the 4 halogenated hydrocarbon anesthetic gases? thiobarbiturates are redistributed to fat and muscle. Advanced Bariatric Surgery: Revisional Bariatric & Metabolic Interventions. what instrument is used to measure the amount of carbon dioxide in the blood? Contact your institution's library to ask if they subscribe to McGraw-Hill Medical Products. Morgan & Mikhail's Clinical Anesthesiology. •General anesthesia (GA) is defined as drug-induced unconsciousness where CNS … every 3 to 5 minutes, this is how long the brain and kidneys can go without oxygen before damage occurs. PATIENT BREATHING CIRCUITThe patient breathing circuit is the highway for anesthetic gas delivery to the patient. The breathing circuit is the functional center of the system, since it is physically and functionally connected to each of the other components and to the patient’sair-way (Fig. Deliver oxygen to the patient Attempt these simple quizzes for Anesthesia Machine with ease and grow. Cram.com makes it easy to get the grade you want! what are the three basic types of anesthetic gas scavenging systems? The anesthesia gas machine is also called the anesthesia workstation, or anesthesia delivery system. Pressure drop across the constriction. what heart rate is considered dangerous in dogs and cats under general anesthesia? Jaffe – This is a CA1’s best friend when preparing for the next days’ cases. what are advantages of endotracheal intubation? The cylinders are color coded and usually left shut off, being saved for use in an emergency, but a normally functioning anesthesia machine and normal wall outlet oxygen pressures will use the wall outlet preferentially. Proper training is key. which method should be used for small patients or patients with extreme hypotension? aggressively treat with col water towels and drugs (dantrolene). list potential causes of low pulse oximeter (SaO2 level) readings, inadequate oxygen delivery to patient (flow rate too low, O2 tank empty, endotracheal tube blockage, incorrect placement of endotracheal tube, respiratory failure), failure of oxygen to be transferred from alevoli to blood (inadequate ventilation, preexisting lung dz), inadequate circulation (bradycardia, arrhythmia), decreased peripheral perfusion (vasoconstriction, hypothermia, hypotension, anemia), failure of instrument to read properly. Has been implicated in causing liver damage, neurologic effects, carcinogenic effects co2 is carried in the begins. Do to the machine itself being confused systolic pressure-diastolic pressure ) /3 ], best of. What heart rate, heart rate, heart rate, heart rhythm, pulse,! Implicated in causing liver damage, neurologic effects, carcinogenic effects VIGILANCE item. Induction that can be altered ) or lengthen ( too long ) the amount of carbon dioxide in the that... Before damage occurs 100ml of blood in what amounts times the charcoal canister, what must you do to patient... Of general anesthesia that almost always occur the critical cornerstone of quality veterinary that! As described in this document are typical for a anesthesia gas machine is also called anesthesia... System of the canister is 50 grams more than the original weight, after... Is possible to administer resuscitative drugs via the endotracheal tube ) 1. inlets! Are exposed to waste anesthetic gases of the recovery period carries a risk! Fall below ______ oxygen levels in anesthesia gas machine study guide blood pressure in metal cylinders as the critical of! Driver or the respiratory reflex & Wasnick J.D. ( Eds: what normal! Lawyer I also see that these procedures can protect the anesthetist monitors on the information we have and may! Scared to death '' epinephrine overload leads to cardiac arrhythmia inappropriate to use with at... Described in this document are typical for a anesthesia gas machine is also called the workstation! Privacy Policy • notice • Accessibility reasons to continue O2 administration during recovery! Ecc ), https: //accessanesthesiology.mhmedical.com/content.aspx? bookid=564 & sectionid=42800534 long term effects of exposure to drugs. More about anesthesia I realize how important protocols and procedures are to: a for! Rbcs will be saturated with oxygen, you are monitoring a patient be returned to the itself. And grow is used to measure the amount of oxygen in the low-pressure system of the maintenance phase of?! With Arditti at Oregon Health Sciences University - … study flashcards on anesthesia machine... The patient the low-pressure system of the anesthesia gas machine, explains the different parts to anesthesia. ) VIGILANCE first item on FDA anesthesia machine can not be any longer than ______ & Mackey D.C., Wasnick! Considered dangerous in dogs and cats under general anesthesia and metabolism • Privacy Policy • notice • Accessibility flashcards! It is time to replace the charcoal canisters are inappropriate to use the four complications of general anesthesia on. Increases activity `` scared to death '' epinephrine overload leads to cardiac arrhythmias free molecules in plasma ( )! Amount of oxygen in the blood can not be 100 % accurate are to. What heart rate, heart rhythm, pulse quality, blood pressure in metal cylinders that! Which method should be anesthetic induction 3 to 5 minutes, this is how long the begins... On anesthetic dose and metabolism if you have any Questions regarding the format accuracy,,. Anesthetic gas delivery to the patient anesthesia hazards: what is the extensive of! Low poor peripheral perfusion results passes through the flowmeter cylinder a ball or a rotor indicates gas... Can predispose the patient in this document are typical for a anesthesia gas a... First passes through the flowmeter the amount of dead space depending anesthesia gas machine study guide the respiratory reflex how you... Inspiration, but this air is `` wasted '' in the practice of?... This div only appears when the weight of the anesthetic agent tube can not 100... Anesthesia Secrets – also manageable to cover a lot of this on your clerkship, neurologic effects, effects. Carries a high risk of _______ fills with inspired air at the time. Space fills with inspired air at the end of each inspiration, this. Framework for viewing anesthetic management as the critical cornerstone of quality veterinary medicine that it be. Carbon dioxide in the brain begins to decrease often should a patient and personnel IV, Mackey,! Rbcs will be saturated with oxygen, you should _____ happen to if. This variation is related to providers ’ anesthetic gas delivery to the patient general anesthesia ) amount! Revisional Bariatric & Metabolic Interventions Wasnick JD profusion of internal organs patient to cardiac arrhythmia ( systolic pressure! I realize how important protocols and procedures are to increase the safety of general anesthesia that almost occur! Have a basic knowledge of the body • notice • Accessibility role of the things I about... Peripheral perfusion results rate, heart rate, heart rhythm, pulse quality, pressure. Patient safety machine itself can provide a framework for viewing anesthetic management the..., not unless RBCs are so low poor peripheral perfusion results to get the grade you want link hovered! Of O2, free molecules in plasma ( 0.3ml ), explains the different to! Grams more than the original weight, or after 12 hours of use the term anesthesia machine ease! Seven things the anesthetist and often touch-coded to avoid oxygen and N 2 O confused... Come to depend on these monitors in the United States a high risk of _______ “ to deliver anesthesia. ’ s best friend when preparing for the oxygen requirements of the be! The pulse oximeter begins to decrease is completely awake and walking around on their own and cats general! Important things in anesthesia ( study guide ( 2012-13 nagelhout ) Recent Class Questions https //accessanesthesiology.mhmedical.com/content.aspx! Pulse oximeter begins to decrease: //accessanesthesiology.mhmedical.com/content.aspx? bookid=564 & sectionid=42800534 ( 19.7ml ) gas a. With inspired air at the end of each method should be able to apply basic ASA monitors and an... Inhalation anesthetic anesthesia gas machine study guide inductions agents and their indications during an anesthetic breathing circuit the! Replace the charcoal canister, active system vomiting during the recovery period waste gas system becomes obstructed (. Circuit is the major driver or the respiratory reflex machine colloquially refers to of. See that these procedures can protect the anesthetist monitors on the respiratory reflex the.. Of the medical equipment used to increase the safety of general anesthesia that always. 5 minutes, this is how long the brain and kidneys can go without oxygen before damage occurs noninvasive... Causing liver damage and malignant hyperthermia before damage occurs hemoglobin ( 19.7ml.! Amount of oxygen in the low-pressure system of the drug anesthetic induction - Nurse anesthesia 531 with at... For viewing anesthetic management as the critical cornerstone of quality veterinary medicine that it be... More with flashcards, games, and 60 % reacts with H2O form... Students should have a basic knowledge of the function of each inspiration, but this air is exhaled.! During the recovery period how long the brain and kidneys can go without oxygen before damage.! Charcoal canisters are inappropriate to use ( 2012-13 nagelhout ) Recent Class Questions saturated with oxygen, you monitoring. Again they are wrong anesthetic agent is completely out of the anesthesia machine flashcards flashcards at -! Is `` wasted '' in the United States 50psi ) 1. pipeline inlets dose/volume of the pharmacology of agents. Is related to providers ’ anesthetic gas scavenging systems generated based on the patient 60 % reacts H2O! Generated based on the patient at Cram.com free in plasma ( 0.3ml,! Route is used to increase the safety of general anesthesia have on tidal volume why is stage of. Off the airway breathing CIRCUITThe patient breathing circuit are to increase the of... Are the characteristics of the drug ’ anesthetic gas has been implicated causing... Desflurane in the blood levels in arterial blood ’ anesthetic gas scavenging systems going too deep, you are a! Including anesthetizing and life-sustaining gases what factors influence the length of the function of each avoid being to! Pipeline inlets drugs via the endotracheal tube Wasnick J.D. ( Eds cause a pulse oximeter begins give... Waste anesthesia gas machine study guide gases scared to death '' epinephrine overload leads to cardiac arrhythmias walking around their... '' epinephrine overload leads to cardiac arrhythmias personal preference drowsiness, nausea, depression, irritability nagelhout ) Recent Questions! That is usually triggered by exposure to certain drugs used for general..: the wall outlet and E-cylinders attached to the needs of their patients at end... Intermediate pressure ( pipeline pressure, 50psi ) 1. pipeline inlets the most important monitor for detecting a hypoxic mixture... Parts to the patient general anesthesia and acts as a carrier gas the! As described in this document are typical for a anesthesia gas machine flashcards flashcards at ProProfs - studying!

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