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Human Anatomy and Physiology, 2nd Edition by Amerman - Ch. 1-27
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Human Anatomy and Physiology, 2nd Edition by Amerman - Ch. 1-27
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Test Bank: Human Anatomy and Physiology, 2nd Edition byAmerman - Ch. 1-27, 9780134553511, with Rationales
1) The central nervous system (CNS) consists of
A) spinal and cranial nerves.
B) the brain and spinal cord.
C) the brain and cranial nerves.
D) nerves in the upper and lower limbs. - ANSWER: B
2) The epidural space in the vertebral column contains
A) loose connective tissue, blood vessels, and adipose tissue.
B) dense connective tissue and cartilage.
C) no tissue, that is why it is a space.
D) collagen, elastin, and keratin. - ANSWER: A
3) If a person contracted meningitis (an inflammation of the meninges due to infection), which
specific nervous structures would be inflamed and swollen?
A) The brain and spinal cord
B) The membranes that delineate all of the major brain parts
C) The pia mater, arachnoid mater, and dura mater
D) Nerve tracts that run up and down the spinal cord - ANSWER: C
4) Cerebrospinal fluid is
A) clear and liquid.
B) white and thick.
C) red.
D) yellow in the CNS and clear in the PNS. - ANSWER: A
5) In a subdural hematoma resulting from a blow to the head, blood accumulates between the
A) dura mater and skull.
B) dura mater and arachnoid mater.
C) pia mater and brain.
D) arachnoid mater and pia mater. - ANSWER: B
6) An inflammation of the meninges called meningitis usually affects the
A) dura mater only.
B) dura mater and arachnoid mater.
C) arachnoid mater and pia mater.
D) pia mater only. - ANSWER: C
7) The ________ is the thin meninx attached to the surface of the brain, containing many nerves and
blood vessels.
A) dura mater
B) arachnoid mater
C) pia mater
D) subdural mater - ANSWER: C
8) Most cerebrospinal fluid is secreted from the choroid plexuses in the
A) lateral ventricles.
B) third ventricle.
C) fourth ventricle.
D) cerebral aqueduct. - ANSWER: A
9) The fourth ventricle is in the
, A) left cerebral hemisphere.
B) brainstem.
C) midline of the brain, beneath the corpus callosum.
D) right cerebral hemisphere. - ANSWER: B
10) Cerebrospinal fluid
A) helps maintain a stable ionic concentration in the brain and spinal cord. B) has no nutritive function
and is only protective.
C) has the same composition as capillary fluids.
D) mixes with blood to nourish brain and spinal cord tissues. - ANSWER: A
11) The human body secretes about ________ milliliters of cerebrospinal fluid daily.
A) 10
B) 60
C) 300
D) 500 - ANSWER: D
12) Cerebrospinal fluid is produced by ________ and it ________.
A) dura mater; maintains a stable ionic concentration in the CNS
B) choroid plexuses in the ventricles; protects the brain from blows to the skull
C) arachnoid villi in the dura sinus; provides a pathway to the blood for waste
D) capillaries in the dura mater of the ventricles; moistens the surface of the brain - ANSWER: B
13) Which of the following lists the parts of a reflex arc in the correct sequence?
A) Receptor, sensory neuron, motor neuron, interneuron, effector
B) Effector, receptor, sensory neuron, motor neuron, interneuron
C) Effector, sensory neuron, receptor, interneuron, motor neuron
D) Receptor, sensory neuron, interneuron, motor neuron, effector - ANSWER: D
14) When the flexor muscles of one arm contract in a withdrawal reflex, the extensor muscles of the
other arm contract. This phenomenon is called
A) flexor extensor reflex.
B) ipsilateral reflex.
C) crossed extensor reflex.
D) crossed flexor reflex. - ANSWER: C
15) Stephanie is in a car accident, flung from her vehicle and landing on her back on pavement. At the
scene, an emergency medical technician checks her Babinski reflex, in which the great toe extends
upward and the smaller toes fan apart. This reflex
A) may indicate aging of the corticospinal tract.
B) may indicate an injury to the corticospinal tract.
C) is normal in adults.
D) is meaningless in assessing an emergency situation. - ANSWER: B
16) A woman injures her C5-region spinal nerves. Considering the dermatome of this region, she will
experience interruption in the sensation of the skin in the ________.
A) back of the head
B) chest, thoracic region of the back, and stomach
C) chest around the clavicle areas and the lateral portion of the shoulder and arm
D) the neck exclusively - ANSWER: C
17) The expected response to the triceps-jerk reflex is
A) flexion of the forearm.
B) extension of the forearm.
C) plantar flexion.
D) flexion of the shoulder. - ANSWER: B
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