The Autonomic Nervous System

Question 1

Sympathetic effect on the heart’s rate of contraction

Answer 1

Increase

β1 > β2

Question 2

Sympathetic effect on the heart’s force of contraction

Answer 2

Increase

β1 > β2

Question 3

Sympathetic effect on most arteries

Answer 3

Vasoconstriction

α1

Question 4

Sympathetic effect on veins

Answer 4

Vasoconstriction

α1, α2

Question 5

Sympathetic effect on skeletal muscle

Answer 5

Vasodilation

β2

Question 6

Sympathetic effect on bronchiolar smooth muscle

Answer 6

Bronchodilation

β2

Question 7

Sympathetic effect on bladder wall

Answer 7

Relaxation

β2

Question 8

Sympathetic effect on ureter

Answer 8

Contraction

α1

Question 9

Sympathetic effect on sphincter

Answer 9

Contraction

α1

Question 10

Sympathetic effect on (pregnant) uterus

Answer 10

Relaxation
β2
Contraction
α1

Question 11

Sympathetic effect on penis/vas deferens

Answer 11

Ejaculation

α1

Question 12

Sympathetic effect on salivary glands

Answer 12

Increase secretion

α1

Question 13

Sympathetic effect on smooth muscle walls

Answer 13

Relaxation

α2, β2

Question 14

Sympathetic effect on smooth muscle sphincters

Answer 14

Contraction

α1

Question 15

Sympathetic effect on secretion

Answer 15

Inhibition

α2

Question 16

Sympathetic effect on hair follicles

Answer 16

Contraction

α1

Question 17

Sympathetic effect on skin smooth muscle

Answer 17

Piloerection

Question 18

Sympathetic effect on sweat glands (thermoregulation)

Answer 18

Increase secretion

M3

Question 19

Sympathetic effect on apocrine (stress)

Answer 19

Increase secretion

α1

Question 20

Sympathetic effect on radial/dilator muscle (iris)

Answer 20

Contraction

α1

Question 21

Sympathetic effect on ciliary muscle

Answer 21

Relaxation

β2

Question 22

Sympathetic effect on ciliary epithelium

Answer 22

Increase secretion of aqueous humor

β2

Question 23

Sympathetic effect on liver

Answer 23

Glycogenesis and gluconeogenesis

α1, β2

Question 24

Sympathetic effect on fat cells

Answer 24

Lipolysis

α1, β1, β2, β3

Question 25

Sympathetic effect on kidneys

Answer 25

Increase renin secretion | β1

Question 26

Sympathetic effect on pancreas

Answer 26

Decrease insulin resistance | α2

Question 27

Parasympathetic effect on the heart's rate of contraction

Answer 27

Decrease | M2

Question 28

Parasympathetic effect on the heart's force of contraction

Answer 28

Decrease | M2

Question 29

Parasympathetic effect on the endothelium

Answer 29

Release EDRF | M3

Question 30

Parasympathetic effect on bronchiolar smooth muscle

Answer 30

Bronchoconstriction | M2, M3

Question 31

Parasympathetic effect on bladder wall

Answer 31

Contraction | M3

Question 32

Parasympathetic effect on ureter

Answer 32

Relaxation | M3

Question 33

Parasympathetic effect on sphincter

Answer 33

Relaxation | M3

Question 34

Parasympathetic effect on (pregnant) uterus

Answer 34

Variable | M3

Question 35

Parasympathetic effect on the penis/vas deferens

Answer 35

Erection | M3

Question 36

Parasympathetic effect on salivary glands

Answer 36

Increase secretion | M3

Question 37

Parasympathetic effect on smooth muscle walls

Answer 37

Contraction | M2, M3

Question 38

Parasympathetic effect on smooth muscle sphincters

Answer 38

Relaxation | M2, M3

Question 39

Parasympathetic effect on secretion

Answer 39

Increase secretion | M2, M3

Question 40

Parasympathetic effect on circular muscle (iris)

Answer 40

Contraction | M3

Question 41

Parasympathetic effect on ciliary muscle

Answer 41

Contraction | M3