STRAIGHTERLINE ANATOMY AND PHYSIOLOGY 1
A&P 1 UPDATED COMPREHENSIVE LATEST
QUESTIONS AND ANSWERS SURE A+
✔✔The absolute refractory period assures - ✔✔completion of repolarization before
another action potential
✔✔During depolarization of the plasma membrane, - ✔✔sodium ions move rapidly into
the cell
✔✔Saltatory conduction of an action potential means that - ✔✔an action potential is
conducted from one node of Ranvier to the next node
✔✔Which of the following is true? - ✔✔Unmyelinated axons rest in invaginations of
Schwann cells or oligodendrocytes
✔✔Clusters of gray matter deep within the brain are called - ✔✔nuclei
✔✔Which of the following is NOT a neuroglia of the CNS? - ✔✔satellite cells
✔✔Neurons in the skin that are responsible for detecting pain are - ✔✔pseudo-unipolar
,✔✔Protein synthesis in neurons occurs in - ✔✔cell bodies or soma
✔✔Schwann cells differ from oligodendrocytes in which of the following ways? -
✔✔Schwann cells form a myelin sheath around a portion of only one axon, while
oligodendrocytes can surround portions of several axons.
✔✔The central nervous system - ✔✔is the site for processing information
✔✔There are _____ pairs of cranial nerves and _____ pairs of spinal nerves. - ✔✔12;
31
✔✔The peripheral nervous system includes the - ✔✔cranial nerves
✔✔Which of the following is mismatched? - ✔✔omatic nervous system - sensory
division of PNS
✔✔A neuron that conducts pain sensations to the central nervous system would be
classified as a(n) - ✔✔sensory or afferent neuron
✔✔The enteric nervous system consists of plexuses within the walls of the -
✔✔digestive tract
✔✔Digestion of food is regulated by the - ✔✔parasympathetic division of the ANS
✔✔Match the nerve to the correct function.
Median nerve - ✔✔innervates all but one of the flexor muscles of the forearm and most
of the hand muscles near the thumb
✔✔When someone taps you on your shoulder, they stimulate the ____ nerve. -
✔✔axillary
✔✔What does "D" represent? - ✔✔cauda equina
✔✔Spinal nerves exiting the cord from the level of L4 to S4 form the - ✔✔sacral plexus
✔✔What does "C" represent? - ✔✔conus medullaris
✔✔Match the term with the correct definition.
Pia mater - ✔✔the meninx bound tightly to brain and spinal cord
,✔✔Match the term with the most appropriate description.
Removing hand from a hot iron - ✔✔withdrawal reflex
✔✔The spinal cord begins at the - ✔✔foramen magnum
✔✔Match the disorder with its description.
Neuralgia - ✔✔pain along a nerve tract
✔✔Match the nerve with the appropriate description.
Obturator nerve - ✔✔innervates the muscles that adduct the thigh
✔✔What is the group of structures in the brain that is involved with emotions and
memory? - ✔✔basal nuclei
✔✔The habenular nuclei and pineal body are both found in the - ✔✔epithalamus
✔✔Most sensory input that ascends through the spinal cord and brainstem projects to
the - ✔✔thalamus
✔✔This is a midsagittal section of the right half of the brain. What does "A" represent? -
✔✔brainstem
✔✔Paralysis on the right side of the face could result from damage to the right _____
nerve. - ✔✔facial
✔✔Motor control of the face is the function of the ____ nerve, while sensation from the
face is determined by the ____ nerve. - ✔✔facial, trigeminal
✔✔Which of the following is NOT a function of cerebrospinal fluid? - ✔✔provides
oxygen to CNS tissue
✔✔The central sulcus separates the - ✔✔frontal and parietal lobes
✔✔The pyramids of the medulla contain - ✔✔descending motor tracts
✔✔Which of the following brain areas serves as the major control center of the
autonomic nervous system and endocrine system? - ✔✔hypothalamus
, ✔✔The extrapyramidal system - ✔✔maintains control of unconscious movements
✔✔If a person decided to jump over a chair, which of the following areas organizes the
motor functions needed to carry out this action. - ✔✔premotor area
✔✔Brain waves associated with information processing or problem solving are ____
waves. - ✔✔beta
✔✔Which of the following would you observe in a patient with a tumor of the
cerebellum? - ✔✔balance impairment
✔✔A patient with a lesion in the hippocampus may have decreased - ✔✔declarative
memory
✔✔Which of the following result when the spinal cord is hemitransected (cut) on the left
side?
(1) loss of pain and thermal sensations below the injury on the left side
(2) loss of pain and thermal sensations below the injury on the right side
(3) loss of fine touch and pressure sensations below the injury on the left side
(4) loss of fine touch and pressure sensations below the injury on right side
(5) loss of fine motor control on the right side below the injury
(6) loss of fine motor control on the left side below the injury - ✔✔2, 3, 6
✔✔Which of the following is a descending pathway in the spinal cord? -
✔✔corticospinal tract
✔✔Two tracts found within the extrapyramidal system are the - ✔✔vestibulospinal and
rubrospinal
✔✔Indicate the order of each of the following in a descending pathway.
(1) cerebral cortex
(2) pyramids
(3) cerebral peduncles
(4) internal capsule - ✔✔1, 4, 3, 2
✔✔A baseball pitcher was hit on the side of the head by a line drive. When he was
revived, he could not remember how many balls and strikes the batter had. This was
because - ✔✔he lost both working and short-term memory
✔✔An example of adaptation of receptors would be _____. - ✔✔ignoring the presence
of clothes
A&P 1 UPDATED COMPREHENSIVE LATEST
QUESTIONS AND ANSWERS SURE A+
✔✔The absolute refractory period assures - ✔✔completion of repolarization before
another action potential
✔✔During depolarization of the plasma membrane, - ✔✔sodium ions move rapidly into
the cell
✔✔Saltatory conduction of an action potential means that - ✔✔an action potential is
conducted from one node of Ranvier to the next node
✔✔Which of the following is true? - ✔✔Unmyelinated axons rest in invaginations of
Schwann cells or oligodendrocytes
✔✔Clusters of gray matter deep within the brain are called - ✔✔nuclei
✔✔Which of the following is NOT a neuroglia of the CNS? - ✔✔satellite cells
✔✔Neurons in the skin that are responsible for detecting pain are - ✔✔pseudo-unipolar
,✔✔Protein synthesis in neurons occurs in - ✔✔cell bodies or soma
✔✔Schwann cells differ from oligodendrocytes in which of the following ways? -
✔✔Schwann cells form a myelin sheath around a portion of only one axon, while
oligodendrocytes can surround portions of several axons.
✔✔The central nervous system - ✔✔is the site for processing information
✔✔There are _____ pairs of cranial nerves and _____ pairs of spinal nerves. - ✔✔12;
31
✔✔The peripheral nervous system includes the - ✔✔cranial nerves
✔✔Which of the following is mismatched? - ✔✔omatic nervous system - sensory
division of PNS
✔✔A neuron that conducts pain sensations to the central nervous system would be
classified as a(n) - ✔✔sensory or afferent neuron
✔✔The enteric nervous system consists of plexuses within the walls of the -
✔✔digestive tract
✔✔Digestion of food is regulated by the - ✔✔parasympathetic division of the ANS
✔✔Match the nerve to the correct function.
Median nerve - ✔✔innervates all but one of the flexor muscles of the forearm and most
of the hand muscles near the thumb
✔✔When someone taps you on your shoulder, they stimulate the ____ nerve. -
✔✔axillary
✔✔What does "D" represent? - ✔✔cauda equina
✔✔Spinal nerves exiting the cord from the level of L4 to S4 form the - ✔✔sacral plexus
✔✔What does "C" represent? - ✔✔conus medullaris
✔✔Match the term with the correct definition.
Pia mater - ✔✔the meninx bound tightly to brain and spinal cord
,✔✔Match the term with the most appropriate description.
Removing hand from a hot iron - ✔✔withdrawal reflex
✔✔The spinal cord begins at the - ✔✔foramen magnum
✔✔Match the disorder with its description.
Neuralgia - ✔✔pain along a nerve tract
✔✔Match the nerve with the appropriate description.
Obturator nerve - ✔✔innervates the muscles that adduct the thigh
✔✔What is the group of structures in the brain that is involved with emotions and
memory? - ✔✔basal nuclei
✔✔The habenular nuclei and pineal body are both found in the - ✔✔epithalamus
✔✔Most sensory input that ascends through the spinal cord and brainstem projects to
the - ✔✔thalamus
✔✔This is a midsagittal section of the right half of the brain. What does "A" represent? -
✔✔brainstem
✔✔Paralysis on the right side of the face could result from damage to the right _____
nerve. - ✔✔facial
✔✔Motor control of the face is the function of the ____ nerve, while sensation from the
face is determined by the ____ nerve. - ✔✔facial, trigeminal
✔✔Which of the following is NOT a function of cerebrospinal fluid? - ✔✔provides
oxygen to CNS tissue
✔✔The central sulcus separates the - ✔✔frontal and parietal lobes
✔✔The pyramids of the medulla contain - ✔✔descending motor tracts
✔✔Which of the following brain areas serves as the major control center of the
autonomic nervous system and endocrine system? - ✔✔hypothalamus
, ✔✔The extrapyramidal system - ✔✔maintains control of unconscious movements
✔✔If a person decided to jump over a chair, which of the following areas organizes the
motor functions needed to carry out this action. - ✔✔premotor area
✔✔Brain waves associated with information processing or problem solving are ____
waves. - ✔✔beta
✔✔Which of the following would you observe in a patient with a tumor of the
cerebellum? - ✔✔balance impairment
✔✔A patient with a lesion in the hippocampus may have decreased - ✔✔declarative
memory
✔✔Which of the following result when the spinal cord is hemitransected (cut) on the left
side?
(1) loss of pain and thermal sensations below the injury on the left side
(2) loss of pain and thermal sensations below the injury on the right side
(3) loss of fine touch and pressure sensations below the injury on the left side
(4) loss of fine touch and pressure sensations below the injury on right side
(5) loss of fine motor control on the right side below the injury
(6) loss of fine motor control on the left side below the injury - ✔✔2, 3, 6
✔✔Which of the following is a descending pathway in the spinal cord? -
✔✔corticospinal tract
✔✔Two tracts found within the extrapyramidal system are the - ✔✔vestibulospinal and
rubrospinal
✔✔Indicate the order of each of the following in a descending pathway.
(1) cerebral cortex
(2) pyramids
(3) cerebral peduncles
(4) internal capsule - ✔✔1, 4, 3, 2
✔✔A baseball pitcher was hit on the side of the head by a line drive. When he was
revived, he could not remember how many balls and strikes the batter had. This was
because - ✔✔he lost both working and short-term memory
✔✔An example of adaptation of receptors would be _____. - ✔✔ignoring the presence
of clothes
