Question 1

When Phineas Gage had a metal rod driven into his frontal lobe, or when someone had a frontal lobotomy, they would

Accepted Answer

A)  lose the ability to reason.
B)  lose all short-term memory.
C)  have greatly altered emotional responses.
D)  lose all long-term memory.
E)  lose their sense of balance.

Question 2

The activation of the parasympathetic branch of the autonomic nervous system is associated with

Accepted Answer

A)  resting and digesting.
B)  release of epinephrine into the blood.
C)  increased metabolic rate.
D)  fight-or-flight responses.
E)  intensive aerobic exercise.

Question 3

Cerebrospinal fluid can be described as all of the following except

Accepted Answer

A)  functioning in transport of nutrients and hormones through the brain.
B)  a product of the filtration of blood in the brain.
C)  formed from layers of connective tissue.
D)  functioning to cushion the brain.
E)  filling cavities in the brain called ventricles.

Question 4

Use the following information to answer the next few questions.
While deployed to Agfanistan, a soldier steps on a landmine and loses the lower portion of his right leg and also sustains a substantial brain injury. In time, doctors observe that the soldier is not acquiring new long-term memories since the explosion occurred; however, his recollection of times previous to the explosion is impeccable. Sometimes the soldier can feel a tingling sensation in his missing limb.
-With regard to memory, which region of the brain has been affected by the explosion?

Accepted Answer

A)  somatosensory cortex
B)  hippocampus
C)  pallium
D)  Wernicke's area
E)  parietal lobe

Question 5

In the human knee-jerk reflex, as the calf is raised from the vertical toward the horizontal, the muscles of the quadriceps (flexors on the ventral side of the thighs) and the muscles of the hamstring (extensors on the dorsal side of the thighs) are

Accepted Answer

A)  both excited and contracting.
B)  both inhibited and relaxed.
C)  excited and inhibited, respectively.
D)  inhibited and excited, respectively.

Question 6

Bipolar disorder is similar to schizophrenia in that researchers suspect that both include trouble with the neurotransmitter

Accepted Answer

A)  dopamine.
B)  acetylcholine.
C)  norepinephrine.
D)  nitric oxide.
E)  ethanol.

Question 7

If you were writing an essay, the part of your brain that would be actively involved in this task would be the

Accepted Answer

A)  temporal and frontal lobes.
B)  parietal lobe.
C)  Broca's area.
D)  Wernicke's area.
E)  occipital lobe.

Question 8

Failure of an embryonic neuron to establish a synaptic connection to another cell

Accepted Answer

A)  converts that neuron to an ependymal cell.
B)  causes the neuron to migrate to another part of the brain.
C)  converts that neuron to a glial cell.
D)  leads to Alzheimer's disease.
E)  results in the apoptosis of that neuron.

Question 9

Refer to the following illustration of the limbic system to help answer the next few questions.
 
-In the figure, which letter points to the amygdala?

Accepted Answer

A)  A
B)  B
C)  C
D)  D
E)  E

Question 10

Exercise and emergency reactions include

Accepted Answer

A)  increased activity in all parts of the peripheral nervous system.
B)  increased activity in the sympathetic, and decreased activity in the parasympathetic, branches.
C)  decreased activity in the sympathetic, and increased activity in the parasympathetic, branches.
D)  increased activity in the enteric nervous system.
E)  reduced heart rate and blood pressure.

Question 11

The blood-brain barrier

Accepted Answer

A)  is formed by tight junctions.
B)  is formed by oligodendrocytes.
C)  tightly regulates the intracellular environment of the CNS.
D)  uses chemical signals to communicate with the spinal cord.
E)  provides support to the brain tissue.

Question 12

The regulation of body temperature derives from the activity of the

Accepted Answer

A)  cerebrum.
B)  cerebellum.
C)  thalamus.
D)  hypothalamus.
E)  medulla oblongata. D

Question 13

The endogenous nature of biological rhythms is based on the observations that animals isolated from light and dark cues

Accepted Answer

A)  continue to have cycles of exactly 24 hours' duration.
B)  continue to have cycles of approximately 24 hours' duration; some more rapid, some slower.
C)  synchronize activity with whatever lighting cycle is imposed on them.
D)  cease having any rhythms.
E)  are independent of any genetic determinants. B

Question 14

Which of the following shows a brain structure correctly paired with one of its primary functions?

Accepted Answer

A)  frontal lobe-decision making
B)  occipital lobe-control of skeletal muscles
C)  temporal lobe-visual processing
D)  cerebellum-language comprehension
E)  occipital lobe-speech production

Question 15

Increased activity in the sympathetic nervous system leads to

Accepted Answer

A)  decreased heart rate.
B)  increased secretion by the pancreas.
C)  increased secretion by the gallbladder.
D)  increased contraction of the stomach.
E)  relaxation of the airways in the lungs.

Question 16

The stretch receptors of the sensory neurons in the human knee-jerk reflex are located in the

Accepted Answer

A)  gastrocnemius muscle, in the calf.
B)  cartilage of the knee.
C)  quadriceps, the flexor muscles on the ventral side of the thighs.
D)  hamstring, the extensor muscles on the dorsal side of the thighs.
E)  brain, the sensorimotor relay.

Question 17

Increases and decreases of the heart rate result from changes in the activity of the

Accepted Answer

A)  corpus callosum.
B)  medulla oblongata.
C)  thalamus.
D)  pituitary.
E)  cerebellum.

Question 18

The cerebrospinal fluid is

Accepted Answer

A)  a filtrate of the blood.
B)  a secretion of glial cells.
C)  a secretion of interneurons.
D)  cytosol secreted from ependymal cells.
E)  secreted by the hypothalamus.

Question 19

The human knee-jerk reflex requires an intact

Accepted Answer

A)  spinal cord.
B)  hypothalamus.
C)  corpus callosum.
D)  cerebellum.
E)  medulla. A

Question 20

Which animal would you expect to have the most sophisticated nervous system organization?

Accepted Answer

A)  anemone
B)  oyster
C)  clam
D)  octopus
E)  chiton

Exam 49: Nervous Systems

When Phineas Gage had a metal rod driven into his frontal lobe, or when someone had a frontal lobotomy, they would

Correct Answer
verified

The activation of the parasympathetic branch of the autonomic nervous system is associated with

Correct Answer
verified

Cerebrospinal fluid can be described as all of the following except

Correct Answer
verified

Correct Answer
verified

In the human knee-jerk reflex, as the calf is raised from the vertical toward the horizontal, the muscles of the quadriceps (flexors on the ventral side of the thighs) and the muscles of the hamstring (extensors on the dorsal side of the thighs) are

Correct Answer
verified

Bipolar disorder is similar to schizophrenia in that researchers suspect that both include trouble with the neurotransmitter

Correct Answer
verified

If you were writing an essay, the part of your brain that would be actively involved in this task would be the

Correct Answer
verified

Failure of an embryonic neuron to establish a synaptic connection to another cell

Correct Answer
verified

Refer to the following illustration of the limbic system to help answer the next few questions. -In the figure, which letter points to the amygdala?

Correct Answer
verified

Exercise and emergency reactions include

Correct Answer
verified

The blood-brain barrier

Correct Answer
verified

The regulation of body temperature derives from the activity of the

Correct Answer
verified
D

The endogenous nature of biological rhythms is based on the observations that animals isolated from light and dark cues

Correct Answer
verified
B

Which of the following shows a brain structure correctly paired with one of its primary functions?

Correct Answer
verified

Increased activity in the sympathetic nervous system leads to

Correct Answer
verified

The stretch receptors of the sensory neurons in the human knee-jerk reflex are located in the

Correct Answer
verified

Increases and decreases of the heart rate result from changes in the activity of the

Correct Answer
verified

The cerebrospinal fluid is

Correct Answer
verified

The human knee-jerk reflex requires an intact

Correct Answer
verified
A

Which animal would you expect to have the most sophisticated nervous system organization?

Correct Answer
verified

Exam 49: Nervous Systems

When Phineas Gage had a metal rod driven into his frontal lobe, or when someone had a frontal lobotomy, they would

Correct AnswerverifiedShow Answer

The activation of the parasympathetic branch of the autonomic nervous system is associated with

Correct AnswerverifiedShow Answer

Cerebrospinal fluid can be described as all of the following except

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

In the human knee-jerk reflex, as the calf is raised from the vertical toward the horizontal, the muscles of the quadriceps (flexors on the ventral side of the thighs) and the muscles of the hamstring (extensors on the dorsal side of the thighs) are

Correct AnswerverifiedShow Answer

Bipolar disorder is similar to schizophrenia in that researchers suspect that both include trouble with the neurotransmitter

Correct AnswerverifiedShow Answer

If you were writing an essay, the part of your brain that would be actively involved in this task would be the

Correct AnswerverifiedShow Answer

Failure of an embryonic neuron to establish a synaptic connection to another cell

Correct AnswerverifiedShow Answer

Refer to the following illustration of the limbic system to help answer the next few questions. -In the figure, which letter points to the amygdala?

Correct AnswerverifiedShow Answer

Exercise and emergency reactions include

Correct AnswerverifiedShow Answer

The blood-brain barrier

Correct AnswerverifiedShow Answer

The regulation of body temperature derives from the activity of the

Correct AnswerverifiedD

The endogenous nature of biological rhythms is based on the observations that animals isolated from light and dark cues

Correct AnswerverifiedB

Which of the following shows a brain structure correctly paired with one of its primary functions?

Correct AnswerverifiedShow Answer

Increased activity in the sympathetic nervous system leads to

Correct AnswerverifiedShow Answer

The stretch receptors of the sensory neurons in the human knee-jerk reflex are located in the

Correct AnswerverifiedShow Answer

Increases and decreases of the heart rate result from changes in the activity of the

Correct AnswerverifiedShow Answer

The cerebrospinal fluid is

Correct AnswerverifiedShow Answer

The human knee-jerk reflex requires an intact

Correct AnswerverifiedA

Which animal would you expect to have the most sophisticated nervous system organization?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
D

Correct Answer
verified
B

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A

Correct Answer
verified