Direct Effects of Autonomic Nerve Stimulation Flashcards Preview

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Flashcards in Direct Effects of Autonomic Nerve Stimulation Deck (67):
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Eye
Radial muscle, iris - sympathetic activity

contraction (a1)

1

Eye
ciliary muscle - sympathetic activity

relaxation for far vision (B2)

2

Heart
SA node - sympathetic activity

increase HR (B1>B2)

3

Heart
Atria - sympathetic activity

increase contractility and conduction velocity (B1>B2)

4

Heart
AV Node - sympathtetic activity

increase in automaticity and conduction velocity (B1>B2)

5

Heart
His-Purkinje system - sympathetiac activity

increase in automaticity and conduction velocity (B1)

6

Heart
Ventricle - Sympathetic activity

increase in contractility, conduction velocity, automaticity and rate of idoventricular pacemakers (B1)

7

Blood vessels - sympathetic activity

constriction=alpa-1.... in some cases alpha-2
dilation= Beta 2

8

Lung
Tracheal and bronchial smooth muscle - sympathetic activity

relaxation (B2)

9

Lung
bronchial glands - sympathetic activity

decreased secretion =alpha 1
increased secretion = beta 2

10

Stomach
motility and tone - sympathetic activity

decrease (usually) (a1, a2, b1, b2)

11

Stomach
Sphincters - sympathetic activity

contraction (usually) (alpha 1)

12

Stomach
secretion - sympathetic activity

inhibition (alpha2)

13

Intestine
Motility and tone - sympathetic activity

decrease (a1,a2, b1, b2)

14

Intestine
Sphincters - sympathetic activity

contraction (alpha -1)

15

intestine
secretion - sympathetic activity

inhibition (a2)

16

Gallbladder and ducts - sympathetic activity

relaxation (Beta2)

17

Kidney
Renin secretion - sympathetic activity

decrease, increase (a1, b1)

18

Urinary bladder
detrusor - sympathetic activity

relaxation (Beta2)

19

Urinary bladder
trigone and sphincter - sympathetic activity

contraction (a1)

20

Uterus (pregnant) - sympathetic activity

contraction (a1)
relaxation (B2)

21

Uterus (nonpregnant) sympathetic activity

relaxation (b2)

22

Sex organs, male - sympathetic activity

ejaculation (a1)

23

Skin
Pilomotor muscles - sympathetic activity

contraction (a1)

24

Skin
sweat glands - sympathetic activity

localized secretion (a1)
generalized secretion (m3, m2)

25

spleen capsule - sympathetic activity

contraction (a1)
relaxation (b2)

26

adrenal medulla - sympathetic activity

secretion of epi and norepi (Nn)

27

skeletal muscle - sympathetic activity

increased contractility, glycogenolysis, K+ uptake (B2)

28

Liver - sympathetic activity

glycogenolysis and gluconeogeneis (a1, b2)

29

Pancreas
acini - sympathetic activity

decreased secretion (a)

30

pancreas
Islets (Bcells) - sympathetic activity

decreased secretion (a2)
increased secretion (B2)

31

fat cells - sympathetic activity

lipolysis, thermogenesis (a1, B1, b2,b3)
inhibition of lipolysis (a2)

32

Salivary glands - sympathtetic activity

K+ and water secretion (a2)

33

pineal glands - sympathetic activity

melatonin synthesis (b)

34

posterior pituitary - sympathetic activity

ADH secretion (B1)

35

Eye
sphincter muscle, iris - parasympathetic activity

contraction (miosis) (M3, m2)

36

Eye
Ciliary muscle - parasympathetic activity

contraction for near vision (m3, m2)

37

Eye
lacrimal glands - parasympathetic activity

secretion (m3, m2)

38

Heart
SA node - parasympathetic activity

decrease in HR (M2>m3)

39

heart
atria - parasympathetic activity

decrease in contractility and shortened AP duration (m2>m3)

40

heart
AV node - parasympathetic activity

decrease in conduction velocity, AV bloc (m2>m3)

41

heart
his-purkinje system - parasympathetic activity

little effect (m2>m3)

42

heart
ventricle - parasympathetic activity

slight decrease in contractility (m2>m3)

43

blood vessels - parasympathetic activity

in general no innervation
skeletal muscle - dilation? (m3)
salivary glands - dilation (m3)

44

endothelium - parasymmpathetic activity

activation of NOS (M3)

45

lung
tracheal and bronchial sm. m - parasympathetic activity

contraction M2=M3

46

lung
bronchial glands - parasympathetic activity

stimulation m3, m2

47

Stomach
motility and tone - parasympathetic activity

increase (m2=m3)

48

Stomach
sphincters - parasympathetic activity

relaxation (usually) M3, M2

49

Stomach
secretion - parasympathetic activity

stimulation (M3, M2)

50

INtestine
motility and tone - parasympathetic activity

increase (M3, M2)

51

Intestine
sphincters - parasympathetic activity

relaxation (usually) M3, M2

52

INtestine
Secretion - parasympathetic activity

stimulation (M3, M2)

53

Gallbladder and ducts - parasympathetic activity

contraction (M)

54

Urinary bladder
detrusor - parasympathetic activity

contraction (M3>M2)

55

Urinary bladder
trigone and sphincter - parasympathetic activity

relaxation (M3>m2)

56

Ureter
motility and tone - parasympathetic activity

increase ?(M)

57

Uterus - parasympathetic activity

variable (m)

58

sex organs, male - parasympathetic activity

erection (M3)

59

Pancreas
acini- parasympathetic activity

secretion M3, M2

60

Salivary glands - parasympathetic activity

K+ and water secretion (M3, M2)

61

Nasopharyngeal glands - parasympathetic activity

Secretion (M3, M2)

62

Parasympathetic tone (7)
Rest and digest, sm m contraction

1. salivation
2. lacrimation
3. pupil constriction
4. decrease HR
5. urination
6. increased secretions
7. GI tract motility

63

Sympathetic tone (5)
fight or flight, sm m relaxation

1. pupil dilation
2. increase in HR
3. urinary retention
4. decreased secretions
5. decrease GI tract motility

64

myosis

pupil constriction

65

mydriasis

pupil dilation

66

tone of the vasculature is set by

sympathetic NS