Chapter 2 - Practice Quiz

Practice Quiz 2.1 - 2.2 1 Which part of the neuron carries messages to other cells? a.axon b.dendrite c.soma d.myelin

(A) axon

Test Yourself 6 Heroin mimics the actions of endorphins, inhibiting pain signals and creating a "high" feeling. Heroin is an example of a(n): a.protagonist. b.antagonist. c.agonist. d.glial cell.

( C ) agonist.

Practice Quiz 2.6 - 2.8 1 Which of the following techniques analyzes blood oxygen levels to look at the functioning of the brain? a.EEG b.CT c.fMRI d.PET

( C ) fMRI

Test Yourself 3 Which of the following insulates and protects a neuron's axon, as well as helps to speed along electrical impulses? a.synaptic knobs b.receptor sites c.myelin sheath d.neuromodulators

( C ) myelin sheath

Test Yourself 2 Oligodendrocytes and Schwann cells generate a fatty substance known as a.glial. b.soma. c.myelin. d.neurilemma.

( C ) myelin.

Practice Quiz 2.9 - 2.11 2 In which of the following lobes of the cortex would you find the primary visual cortex? a.frontal b.temporal c.occipital d.parietal

( C ) occipital

Practice Quiz 2.6 - 2.8 2 Which brain structure allows us to pay attention to certain stimuli while ignoring others? a.medulla b.cerebellum c.reticular formation d.pons

( C ) reticular formation

Test Yourself 13 Maria often sleeps soundly and rarely awakens to any outside noise. However, the cries of Maria's baby can awaken her immediately. What part of the brain is responsible for this reaction? a.medulla b.pons c.reticular formation d.cerebellum

( C ) reticular formation

Practice Quiz 2.3 - 2.5 6 Andrew has always been thin. In fact, he often seems to be able to eat whatever he wants without gaining weight. The doctor told his parents that Andrew's __________ gland is the cause of his fast metabolism. a.pituitary b.adrenal c.thyroid d.pancreas

( C ) thyroid

Practice Quiz 2.9 - 2.11 4 You have a dream in which you wake up to find that people around you are using words that make no sense. What's more, your friends don't seem to understand you when you speak. At one point in your dream, your mom tells you that you almost forgot your tree limb today. When you give her a puzzled look, she holds up your lunchbox and repeats, "You know, your tree limb." Your predicament in your dream is most like which of the following disorders? a.Wernicke's aphasia b.Broca's aphasia c.apraxia d.spatial neglect

(A) Wernicke's aphasia

Test Yourself 5 Which neurotransmitter stimulates muscle cells to contract but slows contractions in the heart? a.acetylcholine b.GABA c.serotonin d.endorphin

(A) acetylcholine

Practice Quiz 2.1 - 2.2 5 The venom of a black widow spider acts like a(n) __________ by mimicking the effects of acetylcholine. a.agonist b.antagonist c.protagonist d.glial cell

(A) agonist

Test Yourself 16 Which part of the brain is involved in the creation of memories and is often linked to Alzheimer's disease? a.hippocampus b.thalamus c.hypothalamus d.amygdala

(A) hippocampus

Test Yourself 4 When a neuron is in the resting potential state, the neuron is negatively charged on the _________ and positively charged on the _________. a.inside; outside b.outside; inside c.top; bottom d.bottom; top

(A) inside; outside

Practice Quiz 2.3 - 2.5 5 Which of the following would be active if you have just had an automobile accident? a.sympathetic division b.parasympathetic division c.somatic division d.motor division

(A) sympathetic division

Practice Quiz 2.1 - 2.2 4 Neurotransmitters must pass from an axon terminal to the next dendrite by crossing a fluid-filled space called the a.synaptic gap. b.reuptake inhibitor. c.neuron. d.glial cell.

(A) synaptic gap.

Practice Quiz 2.6 - 2.8 3 Which brain structure relays incoming sensory information? a.thalamus b.hypothalamus c.reticular formation d.pons

(A) thalamus

Test Yourself 15 Your psychology professor refers to this as the great relay station of the brain. What part is he or she referring to? a.thalamus b.hypothalamus c.hippocampus d.amygdala

(A) thalamus

Practice Quiz 2.3 - 2.5 1 If you touch a hot stove, your spinal cord can prompt you to withdraw your hand without having to send the message all the way to the brain. This is due to what scientists call a.the reflex arc. b.neuroplasticity. c.the parasympathetic nervous system. d.the sympathetic nervous system.

(A) the reflex arc.

Practice Quiz 2.3 - 2.5 3 The neurons of the sensory pathway contain a.efferent neurons. b.afferent neurons. c.both efferent and afferent neurons. d.voluntary muscle fibers.

(B) afferent neurons.

Test Yourself 7 Involuntary muscles are controlled by the __________ nervous system. a.somatic b.autonomic c.sympathetic d.parasympathetic

(B) autonomic

Test Yourself 1 In the structure of the neuron, the __________ receives messages from other cells. a.axon b.dendrite c.soma d.myelin

(B) dendrite

Practice Quiz 2.1 - 2.2 2 Which one of the following is NOT a function of glial cells? a.getting nutrients to the neurons b.generating action potentials c.cleaning up the remains of dead neurons d.providing insulation

(B) generating action potentials

Test Yourself 18 Jaime's grandfather recently suffered a stroke and has had difficulty with language production ever since. Most likely, he has experienced damage to the __________ area of his brain. a.right rear b.left frontal c.left rear d.right frontal

(B) left frontal

Practice Quiz 2.3 - 2.5 4 Yvonne's ability to reach for and pick up her book is largely due to the functions of the _________ pathway of the _____________ nervous system. a.sensory; somatic b.motor; somatic c.autonomic; peripheral d.parasympathetic; autonomic

(B) motor; somatic

Practice Quiz 2.1 - 2.2 3 When a neuron's resting potential is occurring, the neuron is __________ charged on the inside. a.positively b.negatively c.both positively and negatively d.neutrally

(B) negatively

Test Yourself 11 Bailey is a subject in a study on memory and problem solving. The researcher is applying magnetic pulses to her brain through copper wire coils positioned directly above her scalp. Bailey's study would best be described as a(n) a.invasive stimulation technique. b.noninvasive stimulation technique. c.EEG technique. d.PET technique.

(B) noninvasive stimulation technique.

Test Yourself 8 As you take notes, your heart beats at a normal rate. Your breathing is normal and your stomach slowly digests your earlier meal. What division of the peripheral nervous is currently in action? a.sympathetic b.parasympathetic c.autonomic d.somatic

(B) parasympathetic

Practice Quiz 2.9 - 2.11 3 The ability to detect changes in temperature, pressure, and body position is due in part to the functions of the __________ lobe. a.frontal b.parietal c.temporal d.corpus

(B) parietal

Test Yourself 10 Which gland(s) is/are known to influence all other glands within the endocrine system? a.pineal gland b.pituitary gland c.thyroid gland d.adrenal glands

(B) pituitary gland

Practice Quiz 2.9 - 2.11 5 Which part of the brain tends to process information globally? a.left hemisphere b.right hemisphere c.corpus callosum d.cerebellum

(B) right hemisphere

Test Yourself 20 Although the brain works largely as a whole, which of the following is not a correct pairing of hemisphere and function? a.left; control of right-handed motor functions b.right; control of right-handed motor functions c.right; recognition of faces d.left; reading

(B) right; control of right-handed motor functions

Test Yourself 12 Which technique of studying the brain involves injecting the patient with radioactive glucose? a.EEG b.CT c.MRI d.PET

(D) PET

Test Yourself 19 Felicia is recovering from a brain injury. She is able to speak fluently but often uses incorrect words in a sentence. In one instance at a friend's birthday party, she said, "I would like something to drink. Can I have some battery?" Felicia's problem is known as a.spatial neglect. b.visual agnosia. c.Broca's aphasia. d.Wernicke's aphasia.

(D) Wernicke's aphasia.

Practice Quiz 2.6 - 2.8 4 If you were to develop a rare condition in which you were not able to remember to be afraid of certain situations, animals, or events, which part of the brain would most likely be damaged? a.cingulate cortex b.hypothalamus c.thalamus d.amygdala

(D) amygdala

Test Yourself 14 Alexis and Theresa are synchronized swimmers for their college swim team. They often work long hours to ensure the movements in their routine are perfectly timed. What part of their brains must Alexis and Theresa rely most upon? a.medulla b.pons c.reticular formation d.cerebellum

(D) cerebellum

Practice Quiz 2.6 - 2.8 5 If your roommate has a problem paying attention, it may be due to damage to this part of the limbic system. a.hippocampus b.hypothalamus c.cerebellum d.cingulate cortex

(D) cingulate cortex

Practice Quiz 2.9 - 2.11 1 What part of the brain can sometimes be referred to as the "rind" or outer covering? a.thalamus b.medulla c.corpus callosum d.cortex

(D) cortex

Practice Quiz 2.1 - 2.2 6 Which of the following is associated with pain relief? a.acetylcholine b.glutamate c.serotonin d.endorphins

(D) endorphins

Practice Quiz 2.3 - 2.5 2 What is the process whereby the structure and function of brain cells change in response to trauma, damage, or even learning? a.shallow lesioning b.deep lesioning c.cell regeneration d.neuroplasticity

(D) neuroplasticity

Test Yourself 9 Robert has had difficulty sleeping for the past 6 months and his body seemingly no longer differentiates between night and day. His doctor believes the problem lies with Robert's endocrine system. What gland will Robert's physician focus on? a.pituitary b.adrenal c.thyroid d.pineal

(D) pineal

Test Yourself 17 Jessica has suffered a severe blow to the back of her head when she was thrown from her horse. Subsequently, her occipital lobe has been injured. Which of her senses has the highest chance of being affected? a.hearing b.touch c.taste and smell d.vision

(D) vision