Answer Options:
True
False
Answer: False
Question: Which abdominopelvic region contains the majority of the stomach?
Answer Options:
a) Umbilical
b) Epigastric
c) Right lumbar
d) Left iliac
Answer: b) Epigastric
Question: Preparing the body for the “fight-or-flight” response is the role of the _______.
Answer Options:
a) cerebrum
b) parasympathetic nervous system
c) somatic nervous system
d) sympathetic nervous system
Answer: d) sympathetic nervous system
Question: Ridges of tissue on the surface of the cerebral hemispheres are called _______.
Answer Options:
a) ganglia
b) sulci
c) gyri
d) fissures
Answer: c) gyri
Question: Nerves that carry impulses toward the CNS only are _______.
Answer Options:
a) afferent nerves
b) motor nerves
c) efferent nerves
d) mixed nerves
Answer: a) afferent nerves
Question: Which of these effectors is not directly controlled by the autonomic nervous system?
Answer Options:
Smooth muscle
Cardiac muscle
Skeletal muscle
Adrenal medulla
Pineal gland
Answer: Skeletal muscle
Question: Neuroglia that control the chemical environment
around neurons by buffering potassium and recapturing neurotransmitters are _______.
Answer Options:
a) oligodendrocytes
b) astrocytes
c) microglia
d) Schwann cells
Answer: b) astrocytes
Question: Information from balance receptors goes directly to the ________.
Answer Options:
A. visual cortex
B. back muscles
C. motor cortex
D. brain stem reflex centers
Answer Options:
A. visual cortex
B. back muscles
C. motor cortex
D. brain stem reflex centers
Answer: D. brain stem reflex centers
Question: Irritation of the phrenic nerve may cause diaphragm spasms called hiccups.
Answer Options:
True
False
Answer: True
Question: Injury to the hypothalamus may result in all of the following except ________.
Answer Options:
a) loss of body temperature control
b) loss of proprioception
c) pathologic sleep
d) production of copious quantities of urine
Answer: b) loss of proprioception
Question: Where is the “Pleasure and Reward Circuit” located in the brain?
Limbic system
Brain stem
Peripheral nervous system
Basal ganglia
Answer: Limbic system
Question: Which ion channel opens in response to a change in membrane potential and participates in the generation and conduction of action potentials?
Answer Options:
a) leakage channel
b) voltage-gated channel
c) mechanically gated channel
d) ligand-gated channel
Answer: b) voltage-gated channel
Question: Starting at the spinal cord, the subdivisions of the brachial plexus are (in order):
Answer Options:
divisions, roots, trunks, and cords
roots, trunks, divisions, and cords
roots, divisions, cords, and trunks
trunks, divisions, cords, and roots
Answer: roots, trunks, divisions, and cords
Question: Spinal nerves exiting the cord from the level of L4 to S4 form the ________.
Answer Options:
A. femoral plexus
B. sacral plexus
Answer Options:
A. femoral plexus
B. sacral plexus
Answer: B. sacral plexus
Question: Which of these effectors is not directly controlled by the autonomic nervous system?
Answer Options:
A. cardiac muscle
B. skeletal muscle
C. smooth muscle
D. most glands
Answer Options:
A. cardiac muscle
B. skeletal muscle
C. smooth muscle
D. most glands
Answer: B. skeletal muscle
Question: Spinal nerves exiting the cord from the level of L4 to S4 form the ________.
Answer Options:
lumbar plexus
sacral plexus
femoral plexus
thoracic plexus
Answer: sacral plexus
Question: Starting at the spinal cord, the subdivisions of the brachial plexus are (in order):
Answer Options:
A. divisions, roots, trunks, and cords
B. roots, trunks, divisions, and cords
C. roots, divisions, cords, and trunks
D. trunks, divisions, cords, and roots
Answer Options:
A. divisions, roots, trunks, and cords
B. roots, trunks, divisions, and cords
C. roots, divisions, cords, and trunks
D. trunks, divisions, cords, and roots
Answer: B. roots, trunks, divisions, and cords
Question: Preparing the body for the “fight-or-flight” response is the role of the ________.
Answer Options:
A. parasympathetic nervous system
B. somatic nervous system
C. cerebrum
D. sympathetic nervous system
Answer Options:
A. parasympathetic nervous system
B. somatic nervous system
C. cerebrum
D. sympathetic nervous system
Answer: D. sympathetic nervous system
Question: The autonomic nervous system is under voluntary control, whereas, the somatic nervous system is involuntary.
Answer Options:
True
False
Answer: False
Question: The sciatic nerve is a combination of which two nerves?
Answer Options:
posterior femoral cutaneous and tibial
common fibular and tibial
pudendal and posterior femoral cutaneous
pudendal and common fibular
Answer: common fibular and tibial
Question: Neurons in the CNS are organized into functional groups.
Answer Options:
True
False
Answer: True