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PNS > Visceral Nervous System > Flashcards

Visceral Nervous System Flashcards

1
Q

Path to esophagus
Preganglionic carried in ____ ____ and _____ and ____ ______ branches and synapse in wall of _______.
Postganglionic supply ______ ______ fibers of esophagus
Upper 1/3 of esophagus skeletal muscle supplied by ____ _____ nerve

A

Recurrent laryngeal and anterior andposterior esophageal
Wall of esophagus
Smooth muscle
Recurrent laryngeal

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2
Q

Post. Parasympathetic fibers extend to effector organs to:

A

Decrease CO
Constrict bronchial tree
Constrict pupils
Stimulate peristalsis

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3
Q

Fibers reach the distal digestive tract via the ___ ____ ___

A

Inferior hypogastric plexus

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4
Q

Visceral afferent fibers are associated with receptors that are sensitive to ____, ____ ___ and ___ ____

A

Pressure
Chemical concentrations
Muscle stretching

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5
Q

Chorda tympani carries preganglionic parasympathetic fibers through the ____ ___ and leaves temporal bone through _____ _____ . then combines with the ____ ___. Preganglionic fibers leave the ___ nerve to reach the _____ ______

A 
Tympanic cavity
Pterygotymapnic fissure
Lingual nerve
Lingual 
Submandibular ganglion
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6
Q

Preganglionic cells located where in vagus nerve?

A

Posterior (dorsal) nucleus of the vagus

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7
Q

Facial nerve cell bodies are located in the ____ ____ ____. It exits the CNS in the ____ ___ and are carried in two branches of the facial nerve:

A

Superior salivary nucleus
Greater petrosal N
Chorda tympani

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8
Q

Where are the cell bodies for visceral afferent fibers located?

A

Posterior root ganglia or relevant cranial nerve ganglion

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9
Q

Path to spleen

Preganglionic reach from ____ ____ ____ by way of the ___ ___

A

Posterior vagal trunk, splenic plexus

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10
Q

Path to penis/clitoris
Preganglionic travel to ____ ____ via ____ ____ ____
Parasympathetic activity results in ____ and the _____ of the sinuses of _____ tissue

A

Cavernous plexus
Inferior hypogastric
Vasodilation and filling, erectile tissues

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11
Q

Postganglionic fibers from the chorda tympani travel to _______ and _______ glands. Glands found in the ______ _____ or the _____ cavity and _____ ______ on the anterior part of the tongue also receive parasympathetic information from the submandibular gland

A

Submandibular and sublingual

Mucous membranes or oral cavity and lingual glands

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12
Q

After synapsing in the pterygopalatine ganglion postganglionic fibers are distributed in the _____ and other nerves to reach the ____, ____, _____, and _____ glands

A

Lacrimal

Nasal, lacrimal, palatine, and pharyngeal glands

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13
Q

What carry impulses from viscera via autonomic ganglia, plexus, or somatic nerves without impulse?

A

Peripheral processes (dendrites)

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14
Q

Sympathetic afferent may travel through ____ ___ and to ____ ___ by passing through the _____ _____ ____

A

Sympathetic trunk
Spiral ganglion
White ramus communicans

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15
Q

CN 10, supply ____, _____, _____ structures in the neck, thorax and abdomen

A

Cardiac, respiratory and digestive

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16
Q

The posterior lingual glands receive postganglionic fibers through the ______ branches of the glossopharyngeal nerve

A

Lingual

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17
Q

Path to stomach
Preganglionic reach stomach via _____ and _____ ______ trunks and synapse in ________ (____) and ______ (______) plexuses
Postganglionic reach ____ ____ fibers via plexuses
Parasympathetic stimulation causes _____ of smooth muscle and _______ of gastric juices

A

Anterior and posterior vagal
Submucosal (meissner’s) and myenteric (auerbach’s)
Smooth muscle
Construction and secretion

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18
Q

Fibers from the glossopharyngeal nerve reach the parotid gland via the _________ nerve, a branch of the _____ _____ of the ______ nerve

A

Auriculotemporal nerve

Mandibular division of the trigeminal N

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19
Q

Visceral afferent fibers are carried in the ______ branch of the glossopharyngeal N from _______ in the ____ sinus and _______ in the ___ body

A

Carotid
Baroreceptors, carotid sinus
Chemoreceptors, carotid body

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20
Q

The special sensory (taste) fibers of the glossopharyngeal nerve are carried in the ____ branch.

A

Lingual

21
Q

Greater petrosal N leaves facial N at ____ ____ and carries ____ ____ fibers anterior through ___ for the ____ ___ nerve and re-enters the petrous part of the ____ bone through the ___ ___ and travels in ____ ___ and synapses in the _____ _____

A 
Geniculate ganglion
Carries preganglionic parasympathetic through hiatus for greater petrosal N.
Temporal bone
Foramen lacerum
Pterygoid canal
Pterygoid Latina ganglion
22
Q

Glossopharyngeal nerve. Preganglionic cell bodies are located in the ____ _____ nucleus

A

Inferior salivary nucleus

23
Q

What is another name for a central process?

A

Axon

24
Q

S2,3,4 supply distal parts of the _____ system and ______ systems

A

Digestive

Urogenital

25
Q

Fibers descend in the vagus nerve to supply smooth muscles of what?

A

Bronchial tree, digestive tract, gallbladder, bile ducts, myocardium, pancreas, liver and spleen

26
Q

Pathways to the heart for the vagus nerve. Preganglionic fibers are carried in the _____ and _____ ____ nerves and synapse in the _____ ___ at the base of the heart and wall of the heart. Postganglionic fibers are carried to the _____ node, _____ node and _____ _____ to reach subendocardial fibers (purkinje fibers)

A

Superior and inferior cardiac
Cardiac plexus
SA, AV, atrioventricular bundle

27
Q

Postganglionic parasympathetic fibers of the glossopharyngeal nerve from the _____ ganglion are carried to ___ and ____ ____ glands

A

Optic

Parotid and posterior lingual gland

28
Q

Path to vagina
Preganglionic fibers synapse in the ____ _____ which they reach via the ____ ___ ____
Parasympathetic stimulation results in _______ and _______ secretory activity
Fibers reaching inferior vaginitis may use ____ ___

A

Vaginal plexuses
Inferior hypogastric plexus
Vasodilation and increased
Pudendal N

29
Q

Path to gallbladder, pancreases and biliary tree
Preganglionic reach from ____ ____ of the ___ ____ trunk. They reach via the ____ ___ an extension of the ____ ____. Synapse in ____ ____ of the gallbladder and biliary tree and glandular tissue of the pancreas.
Postganglionic reach ____ ____ of their target.
Parasympathetic _____ smooth muscle activity and is _____ for pancreatic glands

A 
Hepatic branch of the right vagal trunk
Via hepatic plexus, extension of celiac plexus
Synapse in muscular walls
Smooth muscle
Increase, secretomotor
30
Q

Fibers for the glossopharyngeal nerve are carries in the ____ nerve which comes off at the ____ _____. These fibers are carried through the _____ ____ into the _____ cavity. here the nerve receives _____ _____ fibers from the ____ ___ ___ and forms the ____ plexus. The preganglionic parasympathetic fibers pass through the tympanic plexus and reform as the ___ ____ ___ which travels through the _____ ___ ___ to the ____ ganglion

A

Tympanic N off the inferior ganglion
Tympanic canaliculus into tympanic cavity
Postganglionic sympathetic from superior cervical ganglion
Forms tympanic plexus
Reform as lessser petrosal nerve
Lesser petrosal canal to the optic ganglion

31
Q

Path to liver
Preganglionic from the ____ ___ ___ with a few from the ____ ___ ___. They reach via ___ ___.
Mostly ______ input
Any parasympathetic supply is likely _____ ____

A

Anterior vagal trunk and a few from posterior vagal trunk
Hepatic plexus
Sympathetic
Visceral afferent

32
Q

Path to kidney
Fibers reach through ___ ___ from the ___ ___ ___
Motor supply is only _____

A

Renal plexus from posterior vagal trunk

Sympathetic

33
Q

Path to seminal vesicle and uterus via the ____ ___ ___

A

Inferior hypogastric plexus

34
Q

CN 3,7,9 supply structures in the ____

A

Head

35
Q

Oculomotor nerve cell bodies are located in the ___ ____ ____ and go into orbit and synapse in ___ ____. Post-gang. Axons in short ciliary nerves enter the eyeball and supply two muscles:

A

Accessory oculomotor nucleus
Ciliary ganglion
Ciliary muscle
Sphincter pupillae

36
Q

Pelvic splanchnic nerves travel to the ___ ____ ___ and are distributed to pelvic organs.

A

Inferior hypogastric plexus

37
Q

Parasympathetic afferent travel in ___ ___ ___ and ____ ____

A

Sacral spinal nerves

Cranial nerves

38
Q

What is another name for a peripheral process?

A

Dendrites

39
Q

Path to bladder
Preganglionic fibers via the ____ ___ ____
Somatic supply to the ___ __ ____

A

Inferior hypogastric plexus

External urethral sphincter

40
Q

Path to SI, cecum, appendix, and Colin
Preganglionic fibers travel by way of _____ _____ trunk. Fibers reach duodenum through ______ _____ and remaining fibers reach destination by traveling through ______ plexus and going through _____ ____ ____. Synapse in ______ and ______ ______
Postganglionic reach ____ ____ from _____ mentioned
Parasympathetic impulses result in ______ of smooth muscle and is ______ for intestinal glands

A

Posterior vagal
Celiac plexus
Celiac and going through superior mesenteric plexus
Synapse submucosal and myenteric plexuses
Smooth muscle, plexuses
Contraction and is secretomotor

41
Q

Path to recum and anus
Preganglionic fibers travel to ____ ____ __
Postganglionic fibers reach target from ____ ___ ____

A

Inferior hypogastric plexus

Inferior hypogastric plexus

42
Q

Pathways to the lungs.
Preganglionic fibers carried in ____ and _____ ____ branches and synapse in the _____ ______.
Postganglionic fibers reach _____ ______ and _____ ______
Parasympathetic impulses cause ______ of bronchial tree and _______ secretions of bronchial glands

A

Anterior and posterior bronchial
Pulmonary plexuses
Bronchial musculature and bronchial glands
Constriction and increase secretions

43
Q

Where do central processes (axons) enter the cord through?

A

Posterior root or specific cranial nerve

44
Q

Distal Colon path

Preganglionic travel through ____ ___ ____ to reach ____ ___ and ____ ____ _____ by way of the ____ ____

A

Inferior hypogastric plexus
Superior hypogastric and inferior mesenteric plexus
Via hypogastric N

45
Q

__________ impulses will inhibit the myocardium and _______ the coronary arteries
**

A

Parasympathetic

Constrict

46
Q

Parasympathetic preganglionic fibers are “______” and synapse on post-ganlgionic neurons in ____ ____

A

Cholinergic

Peripheral ganglia

47
Q

Parasympathetic preganglionic fibers are carried in CN __, __, __, __, and ___ ___nerves __,__,and __

A

CN 3,7,9,10

Sacral spinal nerves 2,3,4

48
Q

Peripheral processes (dendrites) carry impulses from the ______ to ____ _____ via _____ ____, ______ or _____ _____ without ______

A

Viscera to cell bodies via autonomic ganglia, plexus or somatic nerves without synapse

49
Q

S2,3,4 rise in the ____ ____ of s2-4 cord levels and are carried inferior in the _____ ____. they exit via the ___ ___ ___ and are carried in ____ ___ nerves

A

Lateral horn
Cauda equina
Anterior sacral foramina
Pelvic splanchnic

PNS (8 decks)

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