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Neurophysiology 13-15
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Questions in this quiz (34)
1Flexor muscles are mainly for ______movement where extensor muscles are mainly for____movement.
- APostural; subconscious and involuntary movement
- Bskilled; voluntary
- Cinvoluntary; voluntary
- Dskilled; postural
2Skilled voulntary movement of the distal musculature is primarly controlled by ______ of lower and upper motor neurons.
- Adorsal system
- Bventral system
- Clateral system
- Dmedial system
3Postural and antigravity activity of the proximal and axial musculature is controlled by a ______ of lower and upper motor neurons.
- Adorsal system
- Bventral system
- Clateral system
- Dmedial system
4What directs voluntary movement?
- AThalamus
- Bhypothalamus
- Ccerebellum
- Dcerebral cortex
5The cell bodies of the lower motor neurons are found?
- Adorsal root
- Bdorsal horn
- Cventral root
- Dventral horn
6What neural networks control rhythmical motor activity
- Acentral motor generators
- Bcerebral pattern generators
- Ccentral pattern generators
- Dcerebral motor generators
7Sensory input for reflexes comes from all except:
- Amuscle spindles
- BGolgi tendon organs
- Cjoints
- Dtactile receptors
- ELMN's
8Proprioceptive inputs to what part of the brain give rise to conscious awareness of posture and movement?
- Acerebellum
- Bcerebral cortex
- Chindbrain
- Dbrainstem
9The corticospinal tract is important in?
- Agait
- Bposture
- Cskilled movement
- Dmemory
10Which path of the Extrapyramidal tract is part of the lateral system?
- AVestibulospinal tract
- Breticulospinal tract
- CRubrospinal tract
- Dtectospinal tract
11Which extrapyramidal tract receives significant input for the cerebellum?
- ARubrospinal tract
- Btectospinal tract
- Creticulospinal tract
- Dvestibulospinal tract
12The cerebellum coordinates and initiates posture and movement.
- ATrue
- BFalse
13Anatomically the parasympathetic system is ______ and the sympathetic system is?
- ACarinosacral; Thoracolombar
- BThoracolombar; crainosacral
- CCrainolombar; Thoracosacral
- DThoracosacral; Carinolombar
14What part of the brain controls the autonomic nervous system?
- ACerebellum
- BCerebral cortex
- CThalamus
- Dhypothalamus
15In what system are the ganglion usually located very close to the target organ?
- AAutonomic sensory system
- Bsympathetic system
- Cparasympathetic system
- Dsomatic system
16What is unique about the adrenal gland?
- AIt acts as a parasympathetic organ
- Bit acts as a postganglionic neuron
- CIt acts as a sympathetic organ
- Dit acts as an endrocrine organ under voluntary control
17What type of nerve releases neurotransmitters via synaptic buttons?
- Amotor neurons
- Bsensory neurons
- Cpreganglionic neurons
- Dpostganglionic neurons
18All postganglionic neurons are cholinergic in both sympathetic and parasympathetic nervous systems
- ATrue
- BFalse
19What 2 are cholinergic receptors?
- AAlpha
- BNicotinic
- CBeta
- DMuscarinic
20Nicotinic receptors are found in
- Asympathetic systems
- Bparasympathetic systems
- Cneuromuscular junctions
- Dall are correct
21Muscarinic receptors are activated as a result of EPSP or IPSP's
- ATrue
- BFalse
22Muscarinic receptors are found?
- AAdrenal medulla
- Bsympathetic
- Cparasympathetic
- Dsomatic
23Alpha receptors_____?
- Ainduce vasodilation
- Binduce vasoconstriction
- Cdecrease heart rate
- Dprevent arrhythmias
24What system has a greater degree of independent control and more precise control?
- Aparasympathetic
- Bsympathetic
25Which system has longer lasting effects?
- Aparasympathetic
- Bsympathetic
26What part of the adrenal gland is apart of the sympathetic system?
- AGlomerulosa
- BFasiculata
- CReticularis
- DMedulla
27Alpha receptors stimulate what in most visceral organs?
- Avasoconstriction of arteriolar smooth muscle
- Bvasodilation of skeletal muscle
- Cvasodilation of liver arterioles
- Dincreased heart rate
28Beta 1 receptors under the sympathetic stress response will cause?
- Avasoconstriction of arteriolar smooth muscle
- Bvasodilation of skeletal muscle
- Cvasodilation of liver arterioles
- Dincreased heart rate
29Sympathetic stress response will cause all except:
- Aincreased breakdown of glycogen in liver and muscle
- Bincrease in available fatty acids
- Cincrease cellular metabolism
- Dincreased muscle strength
- Eincreased mental activity
- Fconstricted pupils
- Grelaxed smooth muscle from airways
- Hincreased rate of blood coagulation
30Parasymapthetic tone will cause all except:
- Aincreased blood flow to GI tract
- Bslow down heart rate
- Cincrease intestinal motility
- Dconstrict pyloric sphincter
- Estimulate secretion of digestive enzymes
31What neurons stimulates the constrictor smooth muscle of the iris?
- Aparasympathetic cholinergic neurons
- Bparasympathetic andrenrgic neurons
- Csympathetic cholinergic neruons
- Dsympathetic andrenrgic neurons
32Damage between the base of the skull and eye is called ________ and is the most common form in dogs and cats.
- Afirst order horner's syndrome
- Bsecond-order horner's syndrome
- CThird order horner's syndrome
33Which is not a common clinical sign of Horner's syndrome
- AEnophthalmos
- Bsunken eye appearance
- Cnarrowing of the palpebral fissure
- Dprolapse of the third eye
- EMydriasis
34The use of topical phenylephrine will?
- Adilate the eye
- Bconstrict the eye
- Ccure horner's syndrome
- Dfix the prolapse of the third eyelid
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- Quiz on Neurophysiology 13-15, created by Shaye Antal on 03/07/2019.
- Author
- Shaye Antal
- Language
- English
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