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phar0007 > Review1 > Flashcards

Review1 Flashcards

1
Q

Another name for peripheral nervous system

A

Autonomic nervous system(ANS)

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2
Q

Which types of fibres is not belong to to PNS

A

Somatic fibres=motor fibres

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3
Q

Five aspect controlled by PNS

A
  1. Heart beat
  2. Relaxation and contraction of smooth muscle
  3. All exocrine function
  4. Some endocrine function
  5. Some steps in intermediate metabolism
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4
Q

Structure of ANS

A

2 neurons outside CNS: preganglionic & postganglionic

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5
Q

Preganglionic fibres made up of which types of fibres

A

Myelinated B fibres

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6
Q

Postganglionic fibres made up of which type of fibres

A

Non myelinated C fibres

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7
Q

How postganglionic neurons are organized

A

Carried in either nerve bundles or plexi

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8
Q

Three divisions of ANS

A
  1. Parasympathetic nervous system
  2. Sympathetic nervous system
  3. Enteric nervous system
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9
Q

Where is the output of PNS(para) come from?

A
  1. Mid-brain&medulla: cranial nerve III, VII, IX, X

2. Sacral part of the spinal cord, eg. Pelvic nerve

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10
Q

Where is the parasympathetic ganglia

A

Near to or in the innervated tissue

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11
Q

Function of PNS(para)

A
  1. Stimulates flow of saliva
  2. Slows heartbeat
  3. Constricts bronchi
  4. Stimulates peristalsis & secretion
  5. Stimulates release of bile
  6. Contracts badder
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12
Q

Stimulate flow of saliva: PNS or SNS

A

PNS

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13
Q

Slows heartbeat: PNS or SNS

A

PNS

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14
Q

Constrict bronchi: PNS or SNS

A

PNS

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15
Q

Stimulate peristalsis and secretion: PNS or SNS

A

PNS

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16
Q

Stimulate release of bile: PNS or SNS

A

PNS

17
Q

Contracts badder: PNS or SNS

A

PNS

18
Q

Where the output of SNS come from?

A

Thoracic-lumbar
T1-12, L1–3
Leaves with spinal nerves and synapse in ganglia either side of the vertebra column.

19
Q

Sympathetic chain

A

The synapse in ganglia either side of the vertebral column

20
Q

Where is SNS ganglia?

A

The ganglia are distal to the innervated tissue

21
Q

Dilates pupil: PNS or SNS

A

SNS

22
Q

Inhibits flow of saliva: PNS or SNS

A

SNS

23
Q

Accelerates heartbeat: PNS or SNS

A

SNS

phar0007 (1 decks)

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