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 action potential.

D glial cell.

Question #2

An action potential refers to a

A reflex.

B neural impulse.

C neurotransmitter.

D synaptic gap.

Question #3

Split-brain patients have had their ________ surgically cut.

A reticular formation

B limbic system

C corpus callosum

D sensory cortex

Question #4

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

A myelin sheath.

B corpus callosum.

C reticular formation.

D limbic system.

Question #5

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

A plasticity.

B lateralization.

C Parkinson’s disease.

D neurogenesis.

Question #6

Neurogenesis refers to

A the initiation of an action potential.

B the formation of new neurons.

C the release of neurotransmitters into the synaptic gap.

D the reabsorption of neurotransmitters by a sending neuron.

Question #7

Plasticity refers to the brain’s capacity to

A generate a sense of conscious awareness.

B build new neural pathways.

C transmit information between the two cerebral hemispheres.

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 parietal

B temporal

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 formulate plans.

B understand word meanings.

C recognize familiar faces.

D recognize familiar voices.

Question #10

The sensory cortex is located in the ________ lobes.

A frontal

B occipital

C parietal

D temporal

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 auditory perception.

B hunger and thirst.

C pain sensations.

D muscular coordination.

Question #13

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

A temporal lobes

B occipital lobes

C parietal lobes

D association areas

Question #14

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

A cerebral cortex

B limbic system

C reticular formation

D hypothalamus

Question #15

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

A corpus callosum.

B cerebral cortex.

C cerebellum.

D reticular formation.

Question #16

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

A dopamine.

B GABA.

C ACh.

D epinephrine.

Question #17

The activity of the hypothalamus most directly influences

A memory.

B vision.

C muscular coordination.

D thirst.

Question #18

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

A medulla

B thalamus

C amygdala

D cerebellum

Question #19

The hippocampus and hypothalamus are part of the

A limbic system.

B cerebral cortex.

C reticular formation.

D brainstem.

Question #20

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

A corpus callosum.

B cerebellum.

C amygdala.

D hypothalamus.

Question #21

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

A cerebellum.

B reticular formation.

C corpus callosum.

D limbic system.

Question #22

The thalamus serves as a

A sensory router.

B reward center.

C master gland.

D memory bank.

Question #23

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

A hippocampus

B medulla

C nucleus accumbens

D thalamus

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 hemispherectomy

C EEG

D MRI

Question #25

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

A MRI.

B PET scan.

C EEG.

D fMRI.

Question #26

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

A oxytocin.

B dopamine.

C acetylcholine.

D epinephrine.

Question #27

The pituitary has been identified as a

A association area.

B master gland.

C reward center.

D myelin sheath.

Question #28

Which endocrine gland regulates body growth?

A pancreas

B pituitary

C adrenal

D thyroid

Question #29

Epinephrine and norepinephrine are released by the

A adrenal glands.

B thyroid gland.

C pituitary gland.

D pancreas.

Question #30

The chemical messengers of the endocrine system are called

A neurotransmitters.

B genes.

C endorphins.

D hormones.

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 cerebellum.

D reticular formation.

Question #32

The simplest neural pathways are those that govern our

A reflexes.

B emotions.

C sexual drives.

D thoughts.

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 autonomic

B somatic

C sympathetic

D central

Question #35

The sympathetic nervous system

A stimulates digestion and slows heartbeat.

B stimulates digestion and accelerates heartbeat.

C inhibits digestion and slows heartbeat.

D inhibits 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 somatic nervous system.

B reticular formation.

C sympathetic 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 interneurons

C motor neurons

D the autonomic nervous system

Question #38

Morphine and heroin are

A glial cells.

B hormones.

C dendrites.

D opiates.

Question #39

An undersupply of GABA is most closely linked to

A paralysis.

B Alzheimer’s disease.

C schizophrenia.

D insomnia.

Question #40

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

A serotonin.

B dopamine.

C ACh.

D GABA.

Question #41

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

A glutamate.

B dopamine.

C acetylcholine.

D endorphins.

Question #42

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

A neurogenesis.

B plasticity.

C lateralization.

D reuptake.

Question #43

Neurotransmitter receptor sites are primarily located on the

A glial cells.

B myelin sheath.

C axon terminals.

D dendrites.

Question #44

Neurotransmitters are chemical messengers that travel across the

A threshold.

B cell body.

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 ventricles.

C synapses.

D thresholds.

Question #46

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

A threshold.

B tomography.

C action potential.

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 hemispherectomy.

B epileptic seizures.

C multiple sclerosis.

D neurogenesis.

Question #48

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

A dendrite

B synaptic gap

C cell body

D axon

Question #49

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

A frequency

B intensity

C threshold

D speed

Question #50

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

A synapse.

B dendrite.

C axon.

D cell body.

Question #51

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

A neurotransmitters.

B dendrites.

C synapses.

D axons.

Question #52

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

A neurons.

B genes.

C neurotransmitters.

D ventricles.

Question #53

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

A physiological activity and psychological events.

B genes and neurotransmitters.

C the CNS and the PNS.

D sensory and motor neurons.

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