Physiology Flashcards

1
Q

Which NS is thorocolumbar?

A

Sympathetic Nervous system

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2
Q

What are the sympathetic post ganglion receptors ?

A

NE
ACH (ONLY SWEAT GLANDS)

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3
Q

What are the two compartments of Enteric nervous system ?

A

Submucosal (Meissner)
Aurebach (myentric)

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4
Q

What are the cranial nerves of PS nervous system ?

A

3 occulomator (pupil accommodation)
7 (facial)
9 (glossopharyngeal) parotid gland
10 (Vagus) Heart and gut

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5
Q

Which nervous system has long pre ganglionic neuron?

A

Parasympathetic NS

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6
Q

Which receptor activation increases IP3 and CA2+

A

M1 M3 M5

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7
Q

Which receptor of PS decreases CAMP and causes dephosphorylation ?

A

M2 and M4

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8
Q

What does Jack o later Mushroom cause ?

A

Increase in Musuranic receptors

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9
Q

Atropa bellodona releases?

A

ATROPINE

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10
Q

What are the two major muscle group involved in pupil dilation and it’s innervation?

A

Dilator pupilae - Sympathetic Radial
Constrictor pupilae - PS circular

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11
Q

What is the muscle involved in accommodation refex?

A

CILIARY MUSCLE

Near- CONTRACTS (lens thickens) (M3)
FAR - DIALATES ( WIDENS) (B2)

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