Anesthesia Flashcards

Exam 3

1
Q

partial of complete loss of sensation with/without loss of consciousness

A

anesthesia

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2
Q

anesthesia that produces complete loss of consciuousness

A

general anesthesia

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3
Q

analgesia

A

insensitivity to pain

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4
Q

process of allaying nervous excitement

A

sedation

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5
Q

minimally depressed level of consciousness during which the pt retains the ability to respond to physical/verbal commands

A

conscious sedation

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6
Q

Is the mode of action for anesthetics known?

A

no, may involve GABA receptors

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7
Q

What were the first two forms of anethesia?

A

nitric oxide, diethyl ether, chloroform

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8
Q

chloroform is very ____

A

hepatoxic

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9
Q

What systems need pre-op evaluation?

A

cardiac, renal, hepatic, pulmonary

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10
Q

What are adjuncts for general anestheisa?

A

antihistamine, NPO (decrease aspiration pneumo), anticholinergic drug (decrease risk of brady)

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11
Q

What are the 4 stages of anesthesia?

A

analgesia, excitement, surgical anesthesia, medullary paralysis

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12
Q

Most popular agent for induction of anesthesia

A

propofol

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13
Q

What is an adverse effect of propofol

A

venous irritation

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14
Q

What are two ways to maintain anesthesia?

A

inhaled agents, intravenous agents

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15
Q

What are the inhaled anesthesia agents?

A

halogenated hydrocarbons, nitrous oxide

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16
Q

What is an adverse effect of halogen?

A

malignant hyperthermia

17
Q

Antidote for hyperthermia in halgoen agents

A

Dantrolene

18
Q

IV anesthetic - opioids

A

fentanyl

19
Q

IV anesthetic - benzodiazepine

A

midlazopam

20
Q

IV anesthetics (2) that f*cks you up mentally and pt feels disconnected.

A

ketamine, dexmedetomidine

21
Q

IV anesthetic that doesn’t reduce BP great in acute accidents

A

ketamine, dexmedetomidine

22
Q

This is a fast acting, short duration neuromuscular blockade agent used to facilitate endotracheal intubation

A

succinylcholine

23
Q

What is an example of a non-depolarizing agent for neuromuscular blocks?

A

tubocurarine and curare

24
Q

Two types of local anesthesia?

A

esters and amides

25
Q

What is the shortest and longest acting local anesthetic

A

lidocaine, bupivacaine & ropivacaine

26
Q

Adverse effects of local anesthetics

A

allergic reactions, cardiac toxicity, alterned CNS, cardiac changes

27
Q

Insensitivity to local anesthetics is usually _____

A

relative

28
Q

Conscious sedation common meds (3)

A

benzodiazepine, fenanyl, propofol

29
Q

What are the dangers of conscious sedation?

A

respiratory depression