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quiz 8

QuestionAnswer
Some parasympathetic postganglionic neurons have their cell bodies in nuclei in the brainstem. False
Cerebrospinal fluid is found in all of the following except the: subdural space.
If you were to damage some of the preganglionic fibers that enter the celiac ganglion, what effect would this have on sympathetic stimulation? Hormones secreted by the adrenal medulla may not reach the various sympathetic effectors, thus delaying the effects of sympathetic stimulation.
Impulses from which system play a part in arousing or alerting the cerebrum? Reticular activating system
The spinal nerves are connected to the spinal cord and consist of _____ pairs. 31
The lumbar plexus gives rise to the _____ nerve. femoral
Parasympathetic neuron cell bodies are located in: nuclei of the brainstem and the lateral gray columns of the sacral cord.
All of the following are characteristics of sympathetic preganglionic neurons except: they have long fibers from CNS to ganglion.
The layer of the meninges that serves as the inner periosteum of the cranial bone is the: dura mater.
Which is not true about sympathetic postganglionic neurons? They produce acetylcholine.
Which of the following is not true of the lateral corticospinal tract fibers? Most inhibit the lower motor neuron.
The brainstem does not include the: cerebellum.
Sensory neurons can operate in autonomic reflex arcs. True
Which part of the brain releases the hormone melatonin? Pineal gland
“Fight-or-flight” physiological changes include all of the following except: constriction of respiratory airways.
The cervical plexus: is found deep in the neck. is formed by the ventral rami of the first four cervical nerves and part of C5. includes the phrenic nerve.
The cranial nerve that arises from the spinal cord is the: accessory.
The areas specializing in language functions are found in the left cerebral hemisphere in: about 90% of the population.
A patient complains of numbness in the skin of the buttocks and the posterior surface of the thigh and leg. The spinal nerve or peripheral branch most likely involved with this condition is the _____ plexus. coccygeal
Effectors that have single innervation by the autonomic nervous system are innervated only by the parasympathetic division. false
The autonomic nervous system includes only efferent neurons. false
All cell bodies of the autonomic nervous system are located within the CNS. false
The pyramids are formed in the: medulla
The part(s) of the cerebrum associated with anger, fear, and sorrow is (are) the: limbic system.
All of the following cranial nerves have a functional classification of motor except: vestibulocochlear.
Conduction to autonomic effectors requires only one efferent neuron. False
The phrenic nerve is found in the _____ plexus. cervical
The peripheral nervous system includes: only cranial nerves, spinal nerves, and their branches.
Spinal nerves are _____ fibers. motor and sensory
Beta receptors: bind norepinephrine.
Which of the following is not a plexus of the spinal nerves? Thoracic
The sensory cranial nerves include only the: olfactory, optic, and vestibulocochlear.
The innermost layer of the meninges is the: pia mater.
The brain has _____ major divisions. 6
Which of the following cranial nerves is responsible for movements of the tongue? Hypoglossal
The main divisions of the central nervous system are the: brain and spinal cord.
Axon terminals that secrete acetylcholine are called cholinergic terminals. true
The nerve commonly called the vagus nerve is the _____ cranial. 10th
Which plexus contains nerves that innervate the lower part of the shoulder and the entire arm? Brachial
Nerve fibers of the spinothalamic tract are: sensory
Which part of the vertebral column has one more pair of nerves coming from it than it has vertebrae? Cervical
Several “vital centers” are located in the: medulla
Visceral effectors are innervated by sympathetic fibers. true
Which of the following might occur from the stimulation of parasympathetic fibers? Increased peristalsis in the digestive tract
There are _____ ventricles in the brain. 4
Created by: dljsapp
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