Sympathetic And Parasympathetic System

Question 1

The vagus nerve is represented by which Roman numeral?

Answer 1

X

Question 2

Which part of the nervous system does the vagus nerve innervate?

Answer 2

Autonomic nervous system

Question 3

The sympathetic nervous system is known as the “________” response

Answer 3

Fight or flight

Question 4

The parasympathetic nervous system is known as the:

Answer 4

“Rest and digest” response

Question 5

The neurotransmitter associated with PNS is:

Answer 5

(ACh) acetylcholine

Question 6

True or false: ACh speeds up the impulse rate to the SA and AV node

Answer 6

False. Slows down

Question 7

Does contractility (force) increase or decrease with influencer of PSN?

Answer 7

Reduces (decreases)

Question 8

The normal conduction rate of the SA node

Answer 8

60-100 times per minute?

Question 9

Does irritability of the AV and junctional foci increase or decrease with influence of the PSN?

Answer 9

Reduces

Question 10

What are the neurotransmitters of the SNS?

Answer 10

Epinephrine and norepinephrine

Question 11

Are the blood vessels constricted or dilated during stimulation of adrenaline?

Answer 11

Constricted

Question 12

True or false: blood pressure goes up when the blood vessels relax?

Answer 12

False

Question 13

Syncope

Answer 13

Loss of consciousness

Question 14

Merciful syncope

Answer 14

A response to seeing your own blood or severe pain

Question 15

When a patient stands up too fast the result is ________syncope

Answer 15

Orthostatic syncope

Question 16

POTS is short for:

Answer 16

Postural orthostatic tachycardia syndrome (D)

Question 17

True or false: neuro-cardiogenic syncope is a paradox of both the SNS and the PSNS

Answer 17

True

Question 18

If a Parkinson’s patient has brain degeneration and the vagus nerve has been damaged, as a cardiac sonographer you should anticipate that the patient will have a(n)__________ heart rate

Answer 18

Increased?

Question 19

A valsalva maneuver is a vagal maneuver that causes a spike in __________ and a decrease in ______________. Syncope could be the outcome

Answer 19

Blood pressure,