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Exam (elaborations) HAN1323 Human Anatomy practice questions with correct answers
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ANATOMY FINAL EXAM MULTIPLECHOICE QUESTIONS
Which of the following could indicate that someone like Christopher Reeve had not
totally severed his spinal cord?
A) He regained consciousness at the scene of the accident.
B) He was resuscitated without difficulty.
C) He was able to speak after regaining consciousness.
D) He regained movement in a few muscles in his chest. - D
The supportive tissue of the nervous system is (are)
A) nerve fiber
B) myelin
C) glial cells
D) nerve processes - C
The division of the nervous system that connects body parts with the central nervous
system is the
A) autonomic nervous system
B) peripheral nervous system
C) somatic system
D) special sense system - B
The nervous system function that makes conscious decisions possible is the
A) sensory function
B) integrative function
C) motor function
D) none of the above - B
All neurons have a special area where a nerve impulse begins called the
A) soma
B) ganglia
C) trigger zone
D) axon - C
All of the following are structural classifications of neurons except
A) interneurons
B) unipolar neurons
C) multipolar neurons
D) bipolar neurons - A
,Movement of sodium and potassium ions across the cell membrane is dependent on
A) the concentration gradient of the electrolyte
B) changes in electrical charge
C) both
D) neither - C
Which of these characteristics is true regarding the strength of an action potential?
A) all-or-none followed
B) dependent upon the intensity of the stimulus
C) increased as the intensity of the stimulus increases
D) dependent on the type and amount of neurotransmitter involved - A
Transmission of impulses across a synapse is made possible by
A) facilitated transport
B) saltatory conduction
C) neurotransmitters
D) an ATP dependent pump - C
Which of the following neurotransmitters is usually excitatory?
A) dopamine
B) GABA
C) Glycine
D) acetylcholine - D
When impulses from various sources have an additive effect on a neuron in the process
is called
A) facilitation
B) divergence
C) convergence
D) autonomic switching - C
The function of withdrawal reflexes is to
A) maintain posture
B) limit potential damage
C) both
D) neither - B
The organs of the Central Nervous System are the
A) brain and cranial nerves
B) brain and meninges
C) brain and spinal nerves
D) brain and spinal cord - D
The outer membrane covering the brain is composed of fibrous connective tissues and
is called the
, A) dura mater
B) arachnoid mater
C) pia mater
D) periosteum - A
Cerebrospinal fluid is mainly found between the
A) arachnoid mater and the dura mater
B) dura mater and the bones of the skull
C) pia mater and arachnoid mater
D) the vertebrae and the meninges - C
The spinal cord in the adult, ends
A) at the sacrum
B) between the thoracic vertebrae 11 and 12
C) between lumbar vertebrae 1 and 2
D) at lumbar vertebra 5 - C
The nerve fibers of both ascending and descending tracts contain
A) axons
B) dendrites
C) both axons and dendrites
D) cell bodies of neurons - A
The hemispheres of the cerebrum are connected by fibers called the
A) corpus callosum
B) falx cerebri
C) tissue of Rolando
D) tentorium - A
The three main portions of the brain are
A) the cerebrum, diencephalons and pons
B) cerebrum, brain stem, and diencephalon
C) cerebellum, brain stem and diencephalon
D) cerebrum, cerebellum, and brain stem - D
Cerebrospinal fluid is produced by the
A) fourth ventricle
B) cerebral aqueduct
C) pia mater
D) choroid plexuses - D
The diencephalon contains all of the following structures except
A) pons
B) thalamus
C) optic chiasma
D) pineal gland - A
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