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BIO 101 Exam 11

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Question 1

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Which of the following is(are) an example of sensory adaptation?

Select one:

a. The act of trying to read a vibrating book while riding in a car causes eyestrain.

b. When it is totally dark, the rods and cones of the eyes do not send any visual impulses.

c. After the wound healed, the pain also went away.

d. You notice the smell of liver and onions cooking when you enter the kitchen, but soon you do not notice the odor although they are still cooking.

e. At first you did not like rock music but as you became older, you found you liked it.

Question 2

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The malleus, incus, and stapes are

Select one:

a. located in the inner ear.

b. equivalent terms for the saccule, utricle, and the otolith.

c. surrounded by fluid in a bony cavity.

d. located between the tympanic membrane and the oval window.

e. located between the tectorial membrane and the basilar membrane.

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Question 3

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Which is NOT a correct association of memory type?

Select one:

a. skill memory—ability to perform motor activities

b. long-term memory—telephone number you "know by heart"

c. short-term memory—brief or temporary recall of recent events

d. semantic memory—non-language memory

e. episodic memory—persons or events

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Question 4

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What is the definition of learning?

Select one:

a. The ability to retain and utilize past memories.

b. Ability to hold a thought in mind or recall events from the past.

c. The hippocampus is involved in storage and retrieval of information.

d. Involved in performing motor activities.

e. The ability to retain and form memories.

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Question 5

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Jeremy has developed a problem with regulating his waking/sleeping cycle and regulating his body temperature. Doctors suspect he may have a brain lesion. Where might this lesion be located?

Select one:

a. in the cerebellum

b. in the prefrontal area of the cerebrum

c. in Broca's area of the cerebrum

d. in the pons

e. in the hypothalamus

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Question 6

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Senses whose receptors are associated with the skin, muscles, joints, and viscera are called internal senses.

Select one:

True

False

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Question 7

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Jennifer's doctor tells her that she is experiencing a problem with her proprioceptors.  What symptoms must Jennifer be experiencing?

Select one:

a. falling down

b. memory failure

c. intense pain

d. a fight-or-flight response

e. blindness

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Question 8

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Which of the following is not a function of the cerebrum?

Select one:

a. maintains posture and balance

b. higher thought processes required for learning and memory

c. higher thought processes required for language and speech

d. receives sensory input

e. commands voluntary motor responses

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Question 9

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When anyone severs his spinal cord, as Christopher Reeve did in a horse riding accident, they suffer a loss of sensation and a loss of voluntary control.

Select one:

True

False

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Question 10

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What are the three areas of the inner ear?

Select one:

a. semicircular canals, vestibule, and cochlea

b. semicircular canals, vestibule, and organ of Corti

c. malleus, vestibule, and cochlea

d. malleus, incus, and stapes

e. malleus, incus, and vestibule

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Question 11

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When a baseball player is hit in the back by a ball, what is detected by the pain receptors?

Select one:

a. Chemicals that are released by the damaged cells.

b. The pressure produced by the trauma.

c. The body's position during the time of the injury.

d. The temperature of the day.

e. None of these would be detected by the pain receptors.

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Question 12

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Which part of the brain contains centers for the heartbeat and respiration?

Select one:

a. medulla oblongata

b. hypothalamus

c. cerebellum

d. cerebrum

e. pons

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Question 13

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Rotational equilibrium is movement in which plane?  What does it depend upon?

Select one:

a. angula, utricle, & saccule

b. angular, semicircular canals

c. vertical, utricle, & saccule

d. vertical, semicircular canals

e. horizontal, utricle, & saccule

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Question 14

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The structure that regulates the size of the opening for light in the eye is the

Select one:

a. pupil.

b. retina.

c. iris.

d. ciliary muscle.

e. lens.

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Question 15

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The direction of movement of the head relative to gravity is determined by

Select one:

a. stereocilia in a gelatinous material called a cupula.

b. movement of fluid in the ampulla.

c. displacement of otoliths on the otolithic membrane.

d. asymmetric nerve impulses from proprioceptors on the left and right side of the head.

e. integration of the visual and auditory signals in the equilibria center of the cortex.

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Question 16

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David has a problem with his vision.  He sees very well but everything is in black and white.  The problem is most likely with what part of his eye?

Select one:

a. the cornea

b. the cones

c. the lens

d. the fovea centralis

e. the retina

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Question 17

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Which body part is associated with only the primary somatosensory area?

Select one:

a. genitals

b. pharynx

c. tongue

d. face

e. thumb

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Question 18

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Why does the primary somatosensory area have a larger section dedicated to the fingers and hand, than to the feet and toes?

Select one:

a. the fingers and hand are how we take in more sensory information from our surroundings than the feet and toes

b. the fingers and hand are above the spinal cord termination while the feet and toes are below it

c. the feet and toes require more motor area so they get less somatosensory area

d. the feet and toes are not innervated

e. the fingers and hand do not have motor area sections, so they are controlled by the somatosensory area

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Question 19

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Since the membrane is more permeable to K+ than to Na+,

Select one:

a. there are always more positive ions outside the membrane than inside.

b. there are always more negative ions outside the membrane than inside.

c. the outside of the membrane is always negative.

d. the outside of the membrane is always neutral.

e. there really is never a resting potential.

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Question 20

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A stroke results from a disruption of the blood supply to the brain.

Select one:

True

False

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Question 21

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Which part of the brain is used to integrate incoming information and send it to the appropriate portion of the cerebrum?

Select one:

a. hypothalamus

b. cerebellum

c. thalamus

d. limbic system

e. basal nuclei

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Question 22

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If light rays are not focused evenly on the retina, a fuzzy image is formed. This condition is called

Select one:

a. nearsightedness.

b. farsightedness.

c. astigmatism.

d. cataracts.

e. conduction deafness.

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Question 23

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If you did not have hair within your inner ear, you would not be able to hear.

Select one:

True

False

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Question 24

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A nerve impulse is caused by

Select one:

a. the movement of a sodium ion all the way from dendrite to axon tip.

b. the movement of a potassium ion all the way from dendrite to axon tip.

c. the movement of an electron all the way from dendrite to axon tip.

d. a change in the difference in positive and negative ions on the outer and inner surfaces of the neuron membrane, a change that opens adjacent channels and propagates its flow.

e. a change in the difference in sugar molecules on the outer and inner surfaces of the neuron membrane that opens adjacent channels.

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Question 25

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Which of the following is NOT true about the cerebrum?

Select one:

a. It is the largest part of the human brain.

b. The gray matter is outermost.

c. It is responsible for maintenance of breathing and heart rate.

d. The two cerebral hemispheres are connected by the corpus callosum.

e. Association areas integrate information from different lobes.

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