Anesthetics Flashcards

1
Q

What inhibits transport of ions across neuronal membranes, thereby preventing initiation and conduction of normal nerve impulses?
Example
Drug is released into the dermal and epidermal skin layers, resulting in accumulation in the regions of dermal pain receptors and nerve endings.

A

Local anesthetics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What Drug
A non-competitive antagonist of glutamate at the N-methyl-Daspartate (NMDA) receptor-cation channel complex, causing neuro-inhibition and anesthesia, where the patient is dissociated from the surrounding.

A

Ketamine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What Drug may be selected to induce anesthesia in hypotensive patients or those likely to develop hypotension during induction due to hypovolemia, hemorrhage, sepsis, or severe cardiovascular compromise?

A

Ketamine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Ketamine typically ________blood pressure (BP), heart rate (HR), and cardiac output (CO) by _______
sympathetic tone.

A

increases

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Adverse Reaction- Ketamine
Patient with ischemic heart disease, sympathomimetic effects that increase HR and BP may be detrimental due to ____________________

A

imbalance between myocardial oxygen supply and demand.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

General or local anesthesia

Ketamine

A

General

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

General or local anesthesia

(a) Lidocaine: Xylocaine
(b) Bupivacaine: Marcaine

A

Local

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

The IM induction of anesthesia dose is

A

4 to 6 mg/kg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly