16687714
Frage 1
Frage
Sympathetic Nervous system has cranial and sacral parts
Antworten
- True
- False
Frage 2
Frage
Parasympathetic nervous system has long preganglonic and short postganglionic fibers
Antworten
- True
- False
Frage 3
Frage
Hippocampus is a three-layered allocortex
Antworten
- True
- False
Frage 4
Frage
Adrenal medulla cells are derived from modified postganglionic sympathetic neurons
Antworten
- True
- False
Frage 5
Frage
Amygdaloid body is concerned with emotion control
Antworten
- True
- False
Frage 6
Frage
Both preganglionic and postganglionic fibers of the sympathetic nervous system are myelinated
Antworten
- True
- False
Frage 7
Frage
The pupil is small if the stellate ganglion is removed from the neck of the first rib
Antworten
- True
- False
Frage 8
Frage
The rami communicated are associated only with the sympathetic division of the ANS
Antworten
- True
- False
Frage 9
Frage
The adrenal medulla is considered a "misplaced" sympathetic ganglion by some
Antworten
- True
- False
Frage 10
Frage
Which of the following is true in respect to the ciliary ganglion?
Antworten
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Sympathetic fibers synapse int he ciliary ganglion
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Afferent fibers from the iris and cornea pass through the ganglion
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The ganglion is located between the optic nerve and medial rectus
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Parasympathetic fibers in the ganglion are derived from CN VII
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Parasympathetic fibers in the ganglion are distributed to the retina and lens
Frage 11
Frage
Which of the nerves below provides parasympathetic supply of glandula parotidea
Antworten
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n petrosus profundus
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n. glossopharyngeus
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n. trigeminus
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n. facialis
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n. vagus
Frage 12
Frage
The sacral outflow of the parasympathetic (craniosacral) system enters the pelvic plexus via:
Antworten
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hypogastric nerves
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pelvic splanchnic
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pudendal nerves
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sacral splanchnic nerves
Frage 13
Frage
Preganglionic parasympathetic nerve fibers within the pelvic( inferior hypogastric ) plexus arise from S@, 3,4 and enter the plexus via
Antworten
-
gray rami communicantes
-
hypogastric nerves
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pelvic splanchnic nerves
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sacral splanchnic nerves
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white rami communicates
Frage 14
Frage
Choose the statement that does not accurately reflect the differences between the somatic and autonomic motor systems
Antworten
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Somatic nerve fibers are fast-conducting; autonomic fibers are slow- conducting
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Somatic leads to heart muscles; autonomic leads to skeletal muscle
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Somatic impulses are excitatory only; autonomic impulses are excitatory or inhibitory
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Somatic receptors have a specialised have a specialised motor end plate; autonomic receptors do not
Frage 15
Frage
Which is the true statement regarding the sympathetic nervous system?
Antworten
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Both preganglionic and postganglionic fibers are myelinted
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Preganglionic neurons exit the spinal cord in the cervical and sacral regions
-
Adrenal medulla cells are derived from modifies postganglionic sympathetic neurons
-
The sympathetic nervous system is rarely activated as a unit
Frage 16
Frage
Regarding the parasympathetic division of the autonomic nervous system
Antworten
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parasympathetic preganglionic fibers are found in all cranial nerves
-
parasympathetic vasoconstrictor fibers are present int he salivary glands
-
parasympathetic postganglionic neurons are found in spinal ganglia from T1 to L2
-
parasympathetic postganglionic fibers secrete acetylcholine onto their target organs
Frage 17
Frage
Regarding the role of the sympathetic nerves to the eyes causes pupillary constriction
Antworten
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stimulation of the sympathetic nerves to the eyes causes pupillary constriction
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activation of the sympathetic system causes vasodilation in the skin
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activation of the sympathetic system causes vasoconstriction in the viscera and vasodilation in skeletal muscle
-
stimulation of the vagus nerves speed up the heart
Frage 18
Frage
The rami communications are designated white or gray depending on whether they are
Antworten
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from the sympathetic or parasympathetic system
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in the thoracic or lumbar region
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myelinated or not
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from the white/ gray matter of the Central Nervous System
Frage 19
Frage
Parasympathetic nerves in the thorax
Antworten
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cause contraction of the muscle in the lung
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supply sensory fibers to the lung
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are secremotor to the oesophagus
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cause the longitudinal muscle of the oesophagus to relax
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supply sensory fibers to the pericardium
Frage 20
Frage
Which of the cranial nerves nuclei listed below are visceromotor (parasympathetic)
Antworten
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nucelus dorsalis nervi vagus
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n. salivatorius caudalis
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n. ambiguous
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n. nervi facialis
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n. solitarius
Frage 21
Frage
Postganglionic sympathetic neurons
Antworten
-
release neurotransmitter acetylcholine
-
have non-myelinated axons
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send short fibers to the target organs
-
have slow- conducting fibers
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supply skeletal muscles
Frage 22
Frage
Regarding the sympathetic division fo the autonomic nervous system
Antworten
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acetylcholine is secreted by some sympathetic postganglionic fibers
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most sympathetic preganglionic fibers secrete norepinephrine (noradrenaline)
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sympathetic postganglionic neurons are found in spinal segments from T1 to L2
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the sympathetic chain extends from the thoracic to the sacral regions of the spinal cord
-
sympathetic preganglionic neurons are foound in spinal lateral horns
Frage 23
Frage
Regrading the parasympathetic division of the autonomic nervous system
Antworten
-
parasympathetic preganglionic fibers are found in all cranial nerves
-
parasympathetic postganglionic neurons are found in spinal ganglia from T1 to L2
-
parasympathetic postganglionic fibers secrete acetylcholine onto their target organs
-
parasympathetic preganglionic neurons are found in sacral segments
-
parasympathetic ganglia are close to the organ
Frage 24
Frage
The pelvis splanchnic nerves primarily carry [blank_start]Preganglionic parasympathetics[blank_end] to the [blank_start]inferior hypogastric[blank_end] plexuses
Antworten
-
Preganglionic parasympathetics
-
inferior hypogastric
Frage 25
Frage
The pathway of parasympathetic fibers to the lacrimal gland is as follows:
CN VII- A [blank_start]greater petrosal nerve[blank_end] : nerve of the pterygoid canal
B- [blank_start]pterygopalatine ganglion[blank_end] : zygomatic branch of V2 -
C- [blank_start]lacrimal branch of V1[blank_end]
Antworten
-
greater petrosal nerve
-
pterygopalatine ganglion
-
lacrimal branch of V1
Frage 26
Frage
Parasympathetic and taste fibers fromt he horda tympani reach their destinations via [blank_start]linguinal nerve[blank_end]
Antworten
-
linguinal nerve
Frage 27
Frage
The ciliary muscle is supplied by the [blank_start]occulomotor nerve[blank_end]
Antworten
-
occulomotor nerve
Frage 28
Frage
The parasympathetic division uses fibers on the [blank_start]vagus[blank_end] nerve to reach the heart, lungs, gastrointestinal tract, liver and pancreas
Antworten
-
vagus
Frage 29
Frage
Preganglionic parasympathetic neurons of the glossopharygeal nerve synaps in the [blank_start]Otic ganglion[blank_end], which sends out postganglionic neurons to innervate the parotid gland
Antworten
-
Otic ganglion
Frage 30
Frage
The "fight" or "flight" response is due primarily to the activation of [blank_start]sympathetic[blank_end] nerves
Antworten
-
sympathetic
Frage 31
Frage
Stimulating the vagus nerve will [blank_start]decrease[blank_end] heart rate via increasing the effect of [blank_start]parasympathetic[blank_end] tone
Antworten
-
decrease
-
parasympathetic
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