Question 1

The central nervous system consists of

Accepted Answer

A)   sensory and motor neurons.
B)   somatic and autonomic systems.
C)   the brain and the spinal cord.
D)   sympathetic and parasympathetic branches.

Question 2

The body's chemical communication system that is much slower than the nervous system is called the

Accepted Answer

A)   somatic system.
B)   parasympathetic system.
C)   autonomic system.
D)   endocrine system.

Question 3

With regard to the process of neural transmission,a refractory period refers to a time interval in which

Accepted Answer

A)   chemical messengers cross synaptic gaps between neurons.
B)   a neurotransmitter is reabsorbed by a sending neuron.
C)   an action potential cannot occur.
D)   an organism reflexively withdraws from a pain stimulus.

Question 4

Curare is a paralyzing poison that functions as a(n)

Accepted Answer

A)   ACh agonist.
B)   GABA agonist.
C)   ACh antagonist.
D)   GABA antagonist.

Question 5

Morphine and heroin are

Accepted Answer

A)   agonists.
B)   hormones.
C)   dendrites.
D)   opiates.

Question 6

Seizures are likely to be associated with an

Accepted Answer

A)   undersupply of GABA and an oversupply of glutamate.
B)   oversupply of GABA and an undersupply of glutamate.
C)   undersupply of GABA and an undersupply of glutamate.
D)   oversupply of GABA and an oversupply of glutamate.

Question 7

The body's natural production of endorphins is likely to be

Accepted Answer

A)   increased by heroin use and increased by vigorous exercise.
B)   decreased by heroin use and decreased by vigorous exercise.
C)   increased by heroin use and decreased by vigorous exercise.
D)   decreased by heroin use and increased by vigorous exercise.

Question 8

As positively charged sodium ions enter the axon,________ flow(s) out to repolarize part of the axon.

Accepted Answer

A)   the action potential
B)   potassium ions
C)   a neural impulse
D)   glial cells

Question 9

Aristotle believed that the mind was most intimately connected with the

Accepted Answer

A)   head.
B)   stomach.
C)   heart.
D)   liver.

Question 10

Which neurotransmitter influences movement,learning,attention,and emotion?

Accepted Answer

A)   ACh
B)   dopamine
C)   serotonin
D)   GABA

Question 11

Schizophrenia is most closely linked to an oversupply of the neurotransmitter

Accepted Answer

A)   dopamine.
B)   epinephrine.
C)   acetylcholine.
D)   serotonin.

Question 12

Botulin blocks the release of ACh.Botulin is best described as a(n)

Accepted Answer

A)   opiate.
B)   glutamate.
C)   antagonist.
D)   neurotransmitter.

Question 13

The peripheral nervous system consists of

Accepted Answer

A)   interneurons.
B)   the spinal cord.
C)   endocrine glands.
D)   sensory and motor neurons.

Question 14

Any drug molecule that blocks the reuptake of a neurotransmitter is a(n)

Accepted Answer

A)   steroid.
B)   agonist.
C)   endorphin.
D)   antagonist.

Question 15

A drug molecule that inhibits or blocks a neurotransmitter's action is called a(n)

Accepted Answer

A)   opiate.
B)   agonist.
C)   antagonist.
D)   glutamate.

Question 16

James is being treated for depression with a drug that blocks the reuptake of serotonin.This antidepressant drug functions as a(n)

Accepted Answer

A)   steroid.
B)   agonist.
C)   opiate.
D)   antagonist.

Question 17

Which of the following is an opiate that elevates mood and eases pain?

Accepted Answer

A)   melatonin
B)   acetylcholine
C)   morphine
D)   glutamate

Question 18

To fully appreciate the interaction of neural activity,mental processes,and the functioning of human communities,it is most necessary to recognize that people are

Accepted Answer

A)   consciously aware.
B)   morally accountable.
C)   biopsychosocial systems.
D)   products of multiple neural networks.

Question 19

Neural signals from the spinal cord are transmitted to your stomach muscles by the

Accepted Answer

A)   skeletal nervous system.
B)   central nervous system.
C)   autonomic nervous system.
D)   somatic nervous system.

Question 20

Sophia has taken an opiate drug that makes her feel "high" by increasing her normal sensation of pleasure.The drug she took was an

Accepted Answer

A)   acetylcholine.
B)   endorphin.
C)   agonist.
D)   antagonist.

Exam 4: Neural and Hormonal Systems

Which of the following is an opiate that elevates mood and eases pain?

Correct AnswerverifiedShow Answer

With regard to the process of neural transmission,a refractory period refers to a time interval in which

Correct AnswerverifiedShow Answer

A drug molecule that inhibits or blocks a neurotransmitter's action is called a(n)

Correct AnswerverifiedShow Answer

Schizophrenia is most closely linked to an oversupply of the neurotransmitter

Correct AnswerverifiedShow Answer

Sophia has taken an opiate drug that makes her feel "high" by increasing her normal sensation of pleasure.The drug she took was an

Correct AnswerverifiedShow Answer

To fully appreciate the interaction of neural activity,mental processes,and the functioning of human communities,it is most necessary to recognize that people are

Correct AnswerverifiedShow Answer

Morphine and heroin are

Correct AnswerverifiedShow Answer

Aristotle believed that the mind was most intimately connected with the

Correct AnswerverifiedShow Answer

Neural signals from the spinal cord are transmitted to your stomach muscles by the

Correct AnswerverifiedShow Answer

The central nervous system consists of

Correct AnswerverifiedShow Answer

The peripheral nervous system consists of

Correct AnswerverifiedShow Answer

The body's chemical communication system that is much slower than the nervous system is called the

Correct AnswerverifiedShow Answer

The body's natural production of endorphins is likely to be

Correct AnswerverifiedShow Answer

James is being treated for depression with a drug that blocks the reuptake of serotonin.This antidepressant drug functions as a(n)

Correct AnswerverifiedShow Answer

Seizures are likely to be associated with an

Correct AnswerverifiedShow Answer

Any drug molecule that blocks the reuptake of a neurotransmitter is a(n)

Correct AnswerverifiedShow Answer

As positively charged sodium ions enter the axon,________ flow(s) out to repolarize part of the axon.

Correct AnswerverifiedShow Answer

Which neurotransmitter influences movement,learning,attention,and emotion?

Correct AnswerverifiedShow Answer

Curare is a paralyzing poison that functions as a(n)

Correct AnswerverifiedShow Answer

Botulin blocks the release of ACh.Botulin is best described as a(n)

Correct AnswerverifiedShow Answer

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