Chpt. 6 - Review Questions Flashcards Preview

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Flashcards in Chpt. 6 - Review Questions Deck (25):
1

In the healthy awake animal, the main stimulus to breath is the result of:

b. Excess carbon dioxide concentration in the blood.

2

In the healthy awake animal, exhalation lasts at least … times as long as inhalation.

b. 2

3

The normal VT in an awake animal is … mL/kg.

b. 10 to 15

4

In the anesthetized animal that is breathing room air, the anesthetist may expect to see:

a. An increase in the PaCO2 and a decrease in the PaO2

5

When used in a line block, a local anesthetic agent will have a direct effect on the:

a. Peripheral nervous system

6

Local anesthetics block transmission of nerve impulses from:

d. Sensory, motor, and autonomic neurons

7

Local anesthetic agents work because:

b. They interfere with the movement of sodium ions

8

When a local anesthetic is injected around a single major nerve, the procedure is referred to as a(n):

c. Infiltration nerve block

9

True or False:
Epinephrine may be mixed with a local anesthetic agent to prolong the effects of the drug.

True.

10

When performing an epidural, one must be aware that the spinal cord in a cat may extend as far caudally as:

d. S1

11

The maximum subcutaneous dose of lidocaine for a dog is … mg/kg.

c. 10

12

When performing intravenous regional anesthesia (Bier block), one should use lidocaine:

b. Without epinephrine

13

The term atelectasis refers to:

c. Collapse of the alveoli

14

What is the most common acid-base abnormality in anesthetized patients?

c. Respiratory acidosis

15

When intermittent mandatory manual ventilation is applied to a patient that is connected to a circle system with a precision vaporizer, it is customary to:

b. Decrease the vaporizer setting

16

Which of the following can be used to monitor anesthetic depth in a patient that has been given a neuromuscular blocking agent?

a. Heart rate

17

True or False:
A neuromuscular blocking agent not only will paralyze skeletal muscle, but also will give some analgesia.

False.

18

When an animal is given a … neuromuscular blocking drug, an initial surge of muscle activity may be seen before there is paralysis of the muscles.

a. Depolarizing

19

The muscle type that is most affected by neuromuscular blocking agents is:

c. Skeletal muscle

20

True or False:
Both depolarizing and nondepolarizing drugs can be reversed.

False.

21

Problems that may result from excessive controlled ventilation may include:

a. A decreased cardiac output
c. A state of respiratory alkalosis
d. Ruptured alveoli

22

Local anesthetic agents such as lidocaine or proparacaine work well when applied:

b. Topically on mucous membranes
c. Topically on the cornea
d. Through injection

23

Factors that may interfere with the action of local anesthetic agents include:

a. Fat
b. Scar tissue
d. Hemorrhage

24

Clinical signs of systemic toxicity from a local anesthetic agent may include:

a. Sedation
b. Convulsions
c. Muscle twitching
d. Respiratory depression

25

25. The effects that could result from an epidural anesthetic if the drug reached the thoracic and cervical spinal cord include:

a. Sympathetic blockade
b. Paralysis of intercostal muscles
c. Paralysis of diaphragm