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Neuro 1 > ANS > Flashcards

ANS Flashcards

1
Q

Eye (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: C8-T3
  • Postganglionic: Superior cervical ganglion (C1-C4)
  • Function: Dilation of pupil
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2
Q

Eye (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: Edinger Westphal Nucleus - CN III (Midbrain)
  • Postganglionic: Ciliary ganglion
  • Function: Constriction of pupil
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3
Q

Sublingual and Submandibular glands, lacrimal (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: T1-T4
  • Postganglionic: Superior cervical ganglion (C1-C4)
  • Function: Decrease secretion
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4
Q

Sublingual, Submandibular glands, Lacrimal (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: Superior salivatory nucleus - CN VII (Pons)
  • Postganglionic: Submandibular/sublingual ganglions, pterygopalantine ganglion
  • Function: Increase secretion, tear production
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5
Q

Parotid Gland (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: T1-T4
  • Postganglionic: Superior cervical ganglion (C1-C4)
  • Function: Decrease secretion
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6
Q

Parotid Gland (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: Inferior Salivatory Nucleus - CN IX (Medulla)
  • Postganglionic: Otic ganglion
  • Function: Increased secretion
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7
Q

Heart (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: T1-T5
  • Postganglionic: Cervical and upper thoracic ganglia (C2-T4)
  • Function: Increases HR
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8
Q

Heart (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: Dorsal Nucleus of Vagus Nerve - CN X (Medulla)
  • Postganglionic: Intracardiac ganglia
  • Function: Dec HR
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9
Q

Coronary Vessels (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: T1-T5
  • Postganglionic: Cervical and upper thoracic ganglia
  • Function: Dilation or constriction
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10
Q

Coronary Vessels (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: Dorsal Nucleus of Vagus Nerve - CN X (Medulla)
  • Postganglionic: Intracardiac ganglia
  • Function: Dec HR
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11
Q

Bronchi (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: T2-T5
  • Postganglionic: Upper thoracic ganglia (T1-T4)
  • Function: Bronchodilation
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12
Q

Bronchi (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: Dorsal Nucleus of Vagus Nerve - CN X (Medulla)
  • Postganglionic: Pulmonary ganglia
  • Function: Bronchoconstriction
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13
Q

Stomach (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: T5-T9
  • Postganglionic: Celiac ganglion
  • Function: Dec peristalsis and secretions
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14
Q

Stomach (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: Dorsal Nucleus of Vagus Nerve - CN X (Medulla)
  • Postganglionic: Myenteric and submucosal ganglia
  • Function: Increase peristalsis and secretions
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15
Q

Reproductive Organ (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: L1-L2
  • Postganglionic: Inferior hypogastric ganglia
  • Function: Ejaculation
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16
Q

Reproductive Organ (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: IMM S2-S4
  • Postganglionic: Cavernous ganglia
  • Function: Erection
17
Q

Urinary Bladder (SNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: T12-L2
  • Postganglionic: Hypogastric ganglia
  • Function: Contraction of trigone muscle (sphinctor), relaxation of detrussor
18
Q

Urinary Bladder (PSNS)

  • Preganglionic
  • Postganglionic
  • Function
A
  • Preganglionic: IMM S2-S4
  • Postganglionic: Vesical ganglion
  • Function: Contraction of detrusor muscle, relaxation of trigone muscle
19
Q

Fates of SNS:
- At the level of paravertebral ganglion

  • Ascend/descend sympathetic nerve trunk
  • Pass through paravertebral and synapse at the level of the prevertebral ganglion
A
  • At the level of paravertebral ganglion:
    Sweat glands and blood vessels
  • Ascend/descend sympathetic nerve trunk:
    Eyes, salvatory/lacrimal glands, heart, lungs
  • Pass through paravertebral and at the level of the prevertebral ganglion:
    Stomach, SI, colon, sex organs, rectum, kidneys, liver, pancreas

Neuro 1 (6 decks)

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