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MED1200 (P1) > PHYSIOLOGY > Flashcards

PHYSIOLOGY Flashcards

1
Q

DIVISIONS OF THE HYPOTHALAMUS:
1 -

A

1 - Suprachiasmatic nucleus - ‘Time’ (central pacemaker of circadian rhythm)

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2
Q

DIVISIONS OF THE HYPOTHALAMUS:
2 -

A

2 - Arcuate nucleus - Feeding

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3
Q

DIVISIONS OF THE HYPOTHALAMUS:
5 -

A

5 - Paraventricular - Glucose control

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4
Q

DIVISIONS OF THE HYPOTHALAMUS:
6 -

A

6 - Anteriomedial - Temperature

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5
Q

DIVISIONS OF THE HYPOTHALAMUS:
7 -

A

7 - Dorsomedial - Fat metabolism

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6
Q

DIVISIONS OF THE HYPOTHALAMUS:
11 -

A

11 - Preoptic - Sexual response

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7
Q

DIVISIONS OF THE HYPOTHALAMUS:
12 -

A

12 - Supraoptic - Sexual Response

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8
Q

DIVISIONS OF THE HYPOTHALAMUS:
13 -

A

13 - Lateral

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9
Q

What is the hypothalamus responsible for?

A

Hypothalamus - Homeostasis. The ‘big boss’ of overall integration of the ANS.

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10
Q

What is the brainstem responsible for?

A

‘Mail-sorting centre’ - takes information from above & below and decides where to distribute it

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11
Q

Reticular formation

A

Most direct control over ANS function
- controls preganglionic neurons in spinal cord (which connects CNS to ANS)

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12
Q

Rostral ventrolateral medulla ? (RVLM)

A

Origin of normal & reflex control of sympathetic cardiac activity

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13
Q

Parasympathetic ANS preganglionic fibres…

  • Craniosacral
  • Thoracocolumbar
A

Craniosacral division

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14
Q

Sympathetic ANS preganglionic fibres…

  • Craniosacral
  • Thoracocolumbar
A

Thoracocolumbar

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15
Q

Ruffini’s Ending

A

Skin stretch

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16
Q

Ruffini’s Ending & Pacinian Corpuscle receptor field

A

Large (deeper in the skin)

17
Q

Merkel’s Disc & Meissner’s Corpuscles receptor field

A

Small (More superficial in the skin)

18
Q

Merkel’s Disc

A

(Indentation & texture)

19
Q

Ruffini’s Ending & Pacinian Corpuscle SKIN

A

Hairy & non-hairy

20
Q

Merkel’s Disc & Meissner’s Corpuscles SKIN

A

Only non-hairy skin

21
Q

Meissner’s corpuscles

A

Light touch & light vibration

22
Q

Pacinian corpuscles

A

RAPID CHANGES: High frequency vibration, pressure

23
Q

Vestibulocerebellum function

A

Balance & posture of trunk/proximal joints

24
Q

Spinocerebellum function

A

Coordinate distal portion of limbs

25
Q

Cerebrocerebellum

A

PLAN sequential movements

MED1200 (P1) (1 decks)

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