HSS 390 EXAM 2 QUESTIONS AND
COMPLETE ANSWERS
which portion of the brainstem is continuous with the spinal cord - ANSWER medulla
oblongata
the fact that the right side of the brain controls the left side of the body is explained by
the - ANSWER decussation of the pyramids in the medulla, descending tracts cross
t/f traumatic injury to the brainstem if often fatal - ANSWER true
a deer hunter lost the hearing in his right ear after his gun exploded when he tried firing
it. his hearing loss is the result of damage to what nerve - ANSWER
GLOSSOPHARYNGEAL
a patient with a traumatic head injury may exhibit vomiting as a result of irritation of
nuclei in the - ANSWER medulla oblongata
the part of the brain that connects the medulla to the midbrain is the - ANSWER pons
which two portions of the brain are involved in controlling respiration - ANSWER pons,
medulla oblongata
a small lesion in the brainstem which resulted in a rapid heart rate, intense
vasoconstriction, and elevated blood pressure would probably be located in the -
ANSWER medulla oblongata
the nucleus for the facial nerve (cranial nerve VII) is located in the - ANSWER pons
which of the following is not a function of the cerebellum?
a. coordinate control of voluntary movements
b. control skeletal muscles to maintain balance
c. help in the maintenance of muscle tone
d. control the heart rate - ANSWER d
most sensory input that ascends through the spinal cord and brainstem projects to the -
ANSWER thalamus
which of the following is false?
a. the subthalamic nuclei are associated with the basal nuclei
b. the thalamus projects sensory information to the cerebral cortex
, c. the thalamus controls many endocrine functions
d. the pineal body may play a role in controlling the onset of puberty
e. the third ventricle separates the two large portions of the thalamus - ANSWER c
the habenular nuclei and pineal body are both found in the - ANSWER epithalamus
the pineal body appears to play a role in what - ANSWER controlling the onset of puberty
t/f the thalamus is the largest portion of the diencephalon that regulates emotion -
ANSWER true
t/f the pineal gland controls the sleep/wake cycle - ANSWER true
which of the following is not part of the cerebrum?
a. frontal
b. parietal
c. occipital
d. sphenoidal - ANSWER d
this part of the frontal lobe is responsible for personality and decision making - ANSWER
prefrontal cortex
visual input comes through which lobe - ANSWER occipital
which of the following is not a function of the frontal lobe
a. motor function
b. sense of smell
c. mood
d. judgement - ANSWER b
this separates the left and right hemisphere's of the brain - ANSWER longitudinal fissure
what part of the brain is responsible for multiple autonomic functions ranging from
vomiting to sneezing - ANSWER medulla oblongata
the medulla oblongata contains - ANSWER cardiac, respiratory, vomiting, and
vasomotor centers and therefore deals with the autonomic functions of breathing, heart
rate, and blood pressure
what are some functions of the cerebellum - ANSWER controls eye movement and
balance
COMPLETE ANSWERS
which portion of the brainstem is continuous with the spinal cord - ANSWER medulla
oblongata
the fact that the right side of the brain controls the left side of the body is explained by
the - ANSWER decussation of the pyramids in the medulla, descending tracts cross
t/f traumatic injury to the brainstem if often fatal - ANSWER true
a deer hunter lost the hearing in his right ear after his gun exploded when he tried firing
it. his hearing loss is the result of damage to what nerve - ANSWER
GLOSSOPHARYNGEAL
a patient with a traumatic head injury may exhibit vomiting as a result of irritation of
nuclei in the - ANSWER medulla oblongata
the part of the brain that connects the medulla to the midbrain is the - ANSWER pons
which two portions of the brain are involved in controlling respiration - ANSWER pons,
medulla oblongata
a small lesion in the brainstem which resulted in a rapid heart rate, intense
vasoconstriction, and elevated blood pressure would probably be located in the -
ANSWER medulla oblongata
the nucleus for the facial nerve (cranial nerve VII) is located in the - ANSWER pons
which of the following is not a function of the cerebellum?
a. coordinate control of voluntary movements
b. control skeletal muscles to maintain balance
c. help in the maintenance of muscle tone
d. control the heart rate - ANSWER d
most sensory input that ascends through the spinal cord and brainstem projects to the -
ANSWER thalamus
which of the following is false?
a. the subthalamic nuclei are associated with the basal nuclei
b. the thalamus projects sensory information to the cerebral cortex
, c. the thalamus controls many endocrine functions
d. the pineal body may play a role in controlling the onset of puberty
e. the third ventricle separates the two large portions of the thalamus - ANSWER c
the habenular nuclei and pineal body are both found in the - ANSWER epithalamus
the pineal body appears to play a role in what - ANSWER controlling the onset of puberty
t/f the thalamus is the largest portion of the diencephalon that regulates emotion -
ANSWER true
t/f the pineal gland controls the sleep/wake cycle - ANSWER true
which of the following is not part of the cerebrum?
a. frontal
b. parietal
c. occipital
d. sphenoidal - ANSWER d
this part of the frontal lobe is responsible for personality and decision making - ANSWER
prefrontal cortex
visual input comes through which lobe - ANSWER occipital
which of the following is not a function of the frontal lobe
a. motor function
b. sense of smell
c. mood
d. judgement - ANSWER b
this separates the left and right hemisphere's of the brain - ANSWER longitudinal fissure
what part of the brain is responsible for multiple autonomic functions ranging from
vomiting to sneezing - ANSWER medulla oblongata
the medulla oblongata contains - ANSWER cardiac, respiratory, vomiting, and
vasomotor centers and therefore deals with the autonomic functions of breathing, heart
rate, and blood pressure
what are some functions of the cerebellum - ANSWER controls eye movement and
balance
