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 interneuron.

C glial cell.

D action potential.

Question #2

An action potential refers to a

A reflex.

B neural impulse.

C synaptic gap.

D neurotransmitter.

Question #3

Split-brain patients have had their ________ surgically cut.

A corpus callosum

B sensory cortex

C limbic system

D reticular formation

Question #4

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

A limbic system.

B corpus callosum.

C myelin sheath.

D reticular formation.

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 formation of new neurons.

C the reabsorption of neurotransmitters by a sending neuron.

D the release of neurotransmitters into the synaptic gap.

Question #7

Plasticity refers to the brain’s capacity to

A transmit information between the two cerebral hemispheres.

B build new neural pathways.

C generate a sense of conscious awareness.

D automatically regulate heartbeat and breathing.

Question #8

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

A temporal

B parietal

C frontal

D occipital

Question #9

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

A recognize familiar voices.

B understand word meanings.

C formulate plans.

D recognize familiar faces.

Question #10

The sensory cortex is located in the ________ lobes.

A frontal

B parietal

C temporal

D occipital

Question #11

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

A motor cortex.

B thalamus.

C frontal association area.

D reticular formation.

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 hunger and thirst.

D auditory perception.

Question #13

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

A association areas

B parietal lobes

C occipital lobes

D temporal lobes

Question #14

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

A cerebral cortex

B limbic system

C hypothalamus

D reticular formation

Question #15

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

A cerebellum.

B corpus callosum.

C cerebral cortex.

D reticular formation.

Question #16

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

A dopamine.

B epinephrine.

C ACh.

D GABA.

Question #17

The activity of the hypothalamus most directly influences

A muscular coordination.

B memory.

C thirst.

D vision.

Question #18

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

A amygdala

B thalamus

C medulla

D cerebellum

Question #19

The hippocampus and hypothalamus are part of the

A reticular formation.

B brainstem.

C cerebral cortex.

D limbic system.

Question #20

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

A cerebellum.

B corpus callosum.

C amygdala.

D hypothalamus.

Question #21

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

A cerebellum.

B corpus callosum.

C reticular formation.

D limbic system.

Question #22

The thalamus serves as a

A master gland.

B sensory router.

C memory bank.

D reward center.

Question #23

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

A hippocampus

B thalamus

C medulla

D nucleus accumbens

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 PET scan

B MRI

C EEG

D hemispherectomy

Question #25

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

A PET scan.

B EEG.

C fMRI.

D MRI.

Question #26

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

A epinephrine.

B acetylcholine.

C oxytocin.

D dopamine.

Question #27

The pituitary has been identified as a

A reward center.

B myelin sheath.

C association area.

D master gland.

Question #28

Which endocrine gland regulates body growth?

A pituitary

B adrenal

C thyroid

D pancreas

Question #29

Epinephrine and norepinephrine are released by the

A adrenal glands.

B pancreas.

C pituitary gland.

D thyroid gland.

Question #30

The chemical messengers of the endocrine system are called

A hormones.

B neurotransmitters.

C endorphins.

D genes.

Question #31

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

A limbic system.

B reticular formation.

C endocrine system.

D cerebellum.

Question #32

The simplest neural pathways are those that govern our

A thoughts.

B emotions.

C sexual drives.

D reflexes.

Question #33

The spinal cord is part of the ________ nervous system.

A central

B somatic

C autonomic

D peripheral

Question #34

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

A central

B somatic

C sympathetic

D autonomic

Question #35

The sympathetic nervous system

A inhibits digestion and accelerates heartbeat.

B stimulates digestion and slows heartbeat.

C inhibits digestion and slows heartbeat.

D stimulates digestion and accelerates heartbeat.

Question #36

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

A sympathetic nervous system.

B reticular formation.

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 the reticular formation

B motor neurons

C the autonomic nervous system

D interneurons

Question #38

Morphine and heroin are

A hormones.

B dendrites.

C opiates.

D glial cells.

Question #39

An undersupply of GABA is most closely linked to

A schizophrenia.

B insomnia.

C Alzheimer’s disease.

D paralysis.

Question #40

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

A ACh.

B dopamine.

C serotonin.

D GABA.

Question #41

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

A endorphins.

B acetylcholine.

C dopamine.

D glutamate.

Question #42

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

A plasticity.

B neurogenesis.

C reuptake.

D lateralization.

Question #43

Neurotransmitter receptor sites are primarily located on the

A axon terminals.

B myelin sheath.

C glial cells.

D dendrites.

Question #44

Neurotransmitters are chemical messengers that travel across the

A synaptic gap.

B myelin sheath.

C cell body.

D threshold.

Question #45

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

A synapses.

B thresholds.

C ventricles.

D association areas.

Question #46

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

A tomography.

B action potential.

C threshold.

D synaptic gap.

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 multiple sclerosis.

B hemispherectomy.

C epileptic seizures.

D neurogenesis.

Question #48

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

A synaptic gap

B cell body

C axon

D dendrite

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 dendrite.

B cell body.

C synapse.

D axon.

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 synapses.

C axons.

D neurotransmitters.

Question #52

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

A neurons.

B ventricles.

C genes.

D neurotransmitters.

Question #53

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

A genes and neurotransmitters.

B sensory and motor neurons.

C the CNS and the PNS.

D physiological activity and psychological events.

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