Module 2 Exam

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Question #1

The movement of positively charged sodium ions across the membrane of a neuron can produce a(n)

A myelin sheath.

B glial cell.

C interneuron.

D action potential.

Question #2

An action potential refers to a

A neurotransmitter.

B reflex.

C synaptic gap.

D neural impulse.

Question #3

Split-brain patients have had their ________ surgically cut.

A sensory cortex

B limbic system

C corpus callosum

D reticular formation

Question #4

The large band of neural fibers connecting the two brain hemispheres is called the

A myelin sheath.

B limbic system.

C reticular formation.

D corpus callosum.

Question #5

The ability to recognize faces with the right hemisphere but not with the left hemisphere best illustrates

A Parkinson’s disease.

B plasticity.

C lateralization.

D neurogenesis.

Question #6

Neurogenesis refers to

A the initiation of an action potential.

B the release of neurotransmitters into the synaptic gap.

C the reabsorption of neurotransmitters by a sending neuron.

D the formation of new neurons.

Question #7

Plasticity refers to the brain’s capacity to

A automatically regulate heartbeat and breathing.

B transmit information between the two cerebral hemispheres.

C build new neural pathways.

D generate a sense of conscious awareness.

Question #8

Phineas Gage underwent a dramatic personality change after a tamping iron inflicted massive damage to his ________ lobes.

A parietal

B occipital

C temporal

D frontal

Question #9

Damage to the association areas in the frontal lobe is most likely to interfere with the ability to

A understand word meanings.

B formulate plans.

C recognize familiar voices.

D recognize familiar faces.

Question #10

The sensory cortex is located in the ________ lobes.

A parietal

B occipital

C frontal

D temporal

Question #11

An area at the rear of the frontal lobes that controls voluntary movements is called the

A reticular formation.

B motor cortex.

C frontal association area.

D thalamus.

Question #12

Alana suffered a brain disease that destroyed major portions of her temporal lobes. Alana is most likely to suffer some loss of

A muscular coordination.

B pain sensations.

C auditory perception.

D hunger and thirst.

Question #13

Which regions of the cerebral cortex lie at the back of the head and receive visual information?

A parietal lobes

B occipital lobes

C temporal lobes

D association areas

Question #14

Which region of the human brain best distinguishes us from other animals?

A reticular formation

B limbic system

C cerebral cortex

D hypothalamus

Question #15

The thin surface layer of interconnected neural cells that covers the cerebrum is called the

A reticular formation.

B cerebellum.

C corpus callosum.

D cerebral cortex.

Question #16

Animal research has revealed a general reward system related to the release of the neurotransmitter

A dopamine.

B ACh.

C epinephrine.

D GABA.

Question #17

The activity of the hypothalamus most directly influences

A vision.

B memory.

C thirst.

D muscular coordination.

Question #18

Which neural center in the limbic system plays a central role in emotions such as aggression and fear?

A medulla

B amygdala

C thalamus

D cerebellum

Question #19

The hippocampus and hypothalamus are part of the

A limbic system.

B reticular formation.

C brainstem.

D cerebral cortex.

Question #20

A loss of physical coordination and balance is most likely to result from damage to the

A amygdala.

B cerebellum.

C corpus callosum.

D hypothalamus.

Question #21

The “little brain” attached to the rear of the brainstem is called the

A corpus callosum.

B reticular formation.

C cerebellum.

D limbic system.

Question #22

The thalamus serves as a

A memory bank.

B sensory router.

C master gland.

D reward center.

Question #23

Which brain structure is of central importance for control of your heartbeat and breathing?

A thalamus

B medulla

C nucleus accumbens

D hippocampus

Question #24

Which technique involves the use of magnetic fields and radio waves to produce computer-generated images of the brain’s soft tissues?

A EEG

B PET scan

C MRI

D hemispherectomy

Question #25

Recording electrodes are placed directly on the scalp to produce a(n)

A EEG.

B PET scan.

C fMRI.

D MRI.

Question #26

Group cohesion, pair bonding, and social trust are promoted by pituitary gland secretions of

A dopamine.

B oxytocin.

C epinephrine.

D acetylcholine.

Question #27

The pituitary has been identified as a

A myelin sheath.

B master gland.

C reward center.

D association area.

Question #28

Which endocrine gland regulates body growth?

A thyroid

B pituitary

C pancreas

D adrenal

Question #29

Epinephrine and norepinephrine are released by the

A pituitary gland.

B pancreas.

C thyroid gland.

D adrenal glands.

Question #30

The chemical messengers of the endocrine system are called

A endorphins.

B hormones.

C genes.

D neurotransmitters.

Question #31

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

A limbic system.

B endocrine system.

C reticular formation.

D cerebellum.

Question #32

The simplest neural pathways are those that govern our

A reflexes.

B sexual drives.

C thoughts.

D emotions.

Question #33

The spinal cord is part of the ________ nervous system.

A peripheral

B autonomic

C somatic

D central

Question #34

The parasympathetic nervous system is a division of the ________ nervous system.

A central

B somatic

C autonomic

D sympathetic

Question #35

The sympathetic nervous system

A inhibits digestion and accelerates heartbeat.

B stimulates digestion and accelerates heartbeat.

C inhibits digestion and slows heartbeat.

D stimulates digestion and slows heartbeat.

Question #36

The part of the peripheral nervous system that controls the movement of your arms when you write is the

A reticular formation.

B sympathetic nervous system.

C somatic nervous system.

D parasympathetic nervous system.

Question #37

For you to be able to run, ________ must relay messages from your central nervous system to your leg muscles.

A motor neurons

B the reticular formation

C the autonomic nervous system

D interneurons

Question #38

Morphine and heroin are

A opiates.

B hormones.

C glial cells.

D dendrites.

Question #39

An undersupply of GABA is most closely linked to

A schizophrenia.

B Alzheimer’s disease.

C paralysis.

D insomnia.

Question #40

The tremors of Parkinson’s disease result from the death of nerve cells that produce the neurotransmitter

A dopamine.

B GABA.

C ACh.

D serotonin.

Question #41

The pain of childbirth is most likely to be reduced by the release of

A dopamine.

B acetylcholine.

C glutamate.

D endorphins.

Question #42

The reabsorption of excess neurotransmitter molecules by a sending neuron is called

A plasticity.

B lateralization.

C neurogenesis.

D reuptake.

Question #43

Neurotransmitter receptor sites are primarily located on the

A glial cells.

B dendrites.

C axon terminals.

D myelin sheath.

Question #44

Neurotransmitters are chemical messengers that travel across the

A cell body.

B threshold.

C myelin sheath.

D synaptic gap.

Question #45

The junctions where impulses are chemically transmitted from one neuron to another are called

A association areas.

B synapses.

C thresholds.

D ventricles.

Question #46

A neural impulse is generated only when excitatory minus inhibitory signals exceed a certain

A action potential.

B tomography.

C synaptic gap.

D threshold.

Question #47

Brittany has experienced progressively increasing difficulty moving, speaking, and swallowing due to the deterioration of the myelin sheaths within her nervous system. Brittany most clearly suffers from

A neurogenesis.

B hemispherectomy.

C multiple sclerosis.

D epileptic seizures.

Question #48

Which part of a neuron is often encased by a fatty myelin sheath?

A dendrite

B axon

C cell body

D synaptic gap

Question #49

The myelin sheath helps to increase the ________ of neural impulses.

A intensity

B frequency

C speed

D threshold

Question #50

The part of a neuron that transmits neural messages to other neurons or to muscles or glands is called the

A axon.

B dendrite.

C cell body.

D synapse.

Question #51

The branching extensions of nerve cells that receive incoming signals from sensory receptors or from other neurons are called the

A dendrites.

B neurotransmitters.

C synapses.

D axons.

Question #52

The cells that serve as the basic building blocks of the body’s information system are called

A neurotransmitters.

B neurons.

C ventricles.

D genes.

Question #53

Biological psychology is best described as the study of the links between

A sensory and motor neurons.

B physiological activity and psychological events.

C genes and neurotransmitters.

D the CNS and the PNS.

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