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