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Neurology3
| Question | Answer |
|---|---|
| True/False Each optic nerve contain fibers from both retinas | False |
| True/False Conduction by the sixth cranial nerve results in sensations of hearing | False |
| True/False The vagus nerve contains both sensory and motor fibers | True |
| True/False Injury to the 6th cranial nerve causes the eye to turn in because of paralysis of the abducting muscle of the eye | True |
| True/False Some parasympathetic postganglionic neurons have their cell bodies in nuclei in the brainstem | False |
| True/False Visceral effectors are innervated by sympathetic and/or parasympathetic fibers | True |
| True/False Effectors that have single innervation by the autonomic nervous system are innervated only by the parasympathetic division | False |
| Ture/False The parasympathetic and sympathetic divisions act with a cooperative infuluence, enchancing each other's effect | False |
| True/False Most effectors of the autonomic system are dually innervated by sympathetic and parasympathetic neurons | True |
| True/False Sensory neurons are part of autonomic reflex arcs | True |
| True/False Preganglionic neurons conduct impulses from the brain or spinal cord to an autonomic ganglion | True |
| True/False The neurotransmitter released by both sympathetic and parasympathetic preganglionic neurons is acetylocholine | True |
| True/False Sympathetic responses are usually widespread, involving many organ systems at once | True |
| True/False The parasympathetic division is also called the thoracolumbar division | False |
| True/False A neurotransmitter which is inhibitory on one effector is inhibitory on all effectors | False |
| True/False Parasympathetic stimulation has no effect on sweat glands | True |
| True/False The sympathetic division is the dominant controller of the body at rest | False |
| True/False All cell bodies of the autonomic nervous system are located within the CNS | False |
| True/False There are 12 cranial nerves | False |
| All the following cranial nerves have a functional classification of motor except: A) oculomotor B) trochlear C) vestibulocochlear D) accessory | vestibulocochlear |
| Tic douloureux is a painful neuralgia of the ___ nerve. A) trigeminal B) vagus C) abducens D) olfactory | trigeminal |
| The nerve commonly called the vagus nerve is the A) ninth cranial B) tenth cranial C) eleventh cranial D) twelfth cranial | tenth cranial |
| Which of the following cranial nerves is responsible for movements of the tongue? A) olfactory B) trigeminal C) trochlear D) hypoglossal | hypoglossal |
| Which of the following would not be an effector of the autonomic nervous system? A) skeletal muscle B) blood vessels C) sweat glands D) iris | skeletal muscle |
| The cranial nerve that arises from both the brain and spinal cord is the: A) abducens B) spinoaccessory C) glossopharyngeal D) vagus | spinoaccessory |
| The autonomic nervous system functions chiefly in the: A) coordination of muscular activity B) innervation of smooth muscle in the viscera C) reception of sensory impulses D) focus of concentration | innervation of smooth muscle in the viscera |
| Which of the following is not an example of sympathetic stimulation? A) Constriction of the bronchioles B) Decreased secretion of the pancreas C) constriction of the iris D) constriction of the urinary sphincters | constriction of the bronchioles |
| All of the following are examples of parasympathetic stimulation except: A) contraction of the urinary bladder B) relaxation of the sphincters of the digestive tract C) increased salivation D) increased heart rate B) relaxation of the sphincters | increased heart rate |
| "Flight or flight" physiological changes include all of the following except: A) increased conversation of glycogen into glucose B) constriction of repiratory airways C) increased sweating D) dilation of blood vessels in skeletal muscles | constriction of respiratory airways |
| Norepinephrine is liberated at: A) the dendrite ending B) parasympathetic preganglionic nerve endings C) most sympathetic postganglionic nerve endings D) sympathetic preganglionic nerve endings | most sympathetic postganglionic nerve endings |
| All of the following cranial nerves are iinvolved in proprioception except the: A) vagus B) hypoglossal C) spinoaccessory D) abducens | vagus |
| The senory cranial nerves include only the: A) optic, vestibulocochlear and vagus B) olfactory, optic and facial C) olfactory, optic and vestibulocochlear D) optic, facial and vestibulocochlear | olfactory, optic and vestibulocochlear |
| Which of the following might occur from the stimulation of parasympathetic fibers? A) Goose pimples B) Dilation of blood vessels to skeletal muscles C) Increased blood sugar D) Increased peristalsis in the digestive tract | Increased peristalsis in the digestive tract |
| Which of the following is not associated with the oculomotor nerve? A) Movement of external eye muscles B) Closing and opening of the eye C) Movement of intrinsic eye muscles D) proprioception of eye muscles | Closing and opening of the eye |
| Which of the following is not a branch of the trigeminal nerve? A) zygomatic B) opthalmic C) maxillary D) mandibular | zygomatic |
| Which of the following cranial nerves does not have the function of eye movement? A) oculomotor B) trochlear C) trigenminal D) abducens | trigeminal |
| Which is not true about sympathetic postganglionic neurons? A) The are usually longer than preganglionic neurons B) They produce acetylocholine C) They produce norepinehrine D) They have acetylocholine receptors on their dendrites | They produce acetylocholine |
| A gymnast is experiencing problems with balance and equilibrium. Which of the following cranial nerves may be causing this condition? A) accessory B) glossopharyngeal C) hypoglossal D) vestibulocochlear | vestibulocochlear |
| Which of the following is a general sense? A) taste B) touch C) smell D) hearing | touch |
| The continued perception of a sensation after the stimulus has died away is A) afterimage B) adaptation C) projection D) wishful thingking | afterimage |
| Acute pain travels along A) A fibers B) B fibers C) C fibers D) D fibers | B fibers |
| Someone comes to you complaining of back pain that shoots down their leg. They say they have Sciatica. What else could it be? A) distal referred pain B) parietal referred pain C) visceral referred pain D) painful referred pain | distal referred pain |
| Proprioceptors send impulses to A) the thalamus B) the cerebellum C) the cortex D) the inferior colliculi | the celebellum |
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surewinlina
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