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 Desirae touched a plate and it was hot. Which part of her nervous system conveyed this sensory information?


A) Somatic
B) Central
C) Parasympathetic
D) Autonomic

E) C) and D)
F) A) and B)

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 Where would you find the dorsal root ganglia?


A) At the base of the brain
B) In the gray matter of the spinal cord
C) In the white matter of the spinal cord
D) Outside, but near, the spinal cord

E) A) and B)
F) None of the above

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 Membranes that surround the brain and spinal cord are called ____.


A) CSF
B) ventricles
C) meninges
D) hydrocephali

E) A) and B)
F) None of the above

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 The somatic nervous system carries signals from the ____ and is part of the ____.


A) senses; central nervous system
B) organs; autonomic nervous system
C) organs; sympathetic nervous system
D) senses; peripheral nervous system

E) A) and C)
F) None of the above

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 Which division of the nervous system consists of neurons that control the heart, intestines, and other organs?


A) Internal
B) Afferent
C) Somatic
D) Autonomic

E) B) and C)
F) All of the above

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 Venessa's hand is more proximal to her body than her shoulder.

A) True
B) False

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 Vision is to ____ as hearing is to ____.


A) cranial nerve I; cranial nerve X
B) cranial nerve II; cranial nerve VIII
C) cranial nerve II; cranial nerve V
D) cranial nerve IV; cranial nerve VIII

E) A) and B)
F) B) and C)

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 Lia was scared by a loud noise. This caused her sympathetic system to activate her "fight or flight" response.

A) True
B) False

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 Describe the basic functions and components of the autonomic nervous system.

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The autonomic nervous system consists of neurons that receive information from and send commands to the heart, intestines, and other organs. Its two parts are the sympathetic and parasympathetic nervous systems. The sympathetic nervous system, a network of nerves that prepare the organs for vigorous activity, consists of chains of ganglia just to the left and right of the spinal cord's central regions (the thoracic and lumbar areas). These ganglia are connected by axons to the spinal cord. Sympathetic axons prepare the organs for "fight or flight"- increasing breathing and heart rate and decreasing digestive activity. Because the sympathetic ganglia are closely linked, they often act as a single system "in sympathy" with one another, although an event may activate some parts more than others. The sweat glands, the adrenal glands, the muscles that constrict blood vessels, and the muscles that erect the hairs of the skin have sympathetic input but no parasympathetic input. The parasympathetic nervous system facilitates vegetative, nonemergency responses. The term para means "beside" or "related to," and parasympathetic activities are related to, and generally the opposite of, sympathetic activities. For example, the sympathetic nervous system increases heart rate, but the parasympathetic nervous system decreases it. The parasympathetic nervous system increases digestive activity, whereas the sympathetic nervous system decreases it. The parasympathetic system also promotes sexual arousal, including erection in males. Although the sympathetic and parasympathetic systems produce contrary effects, both are constantly active to varying degrees, and many stimuli arouse parts of both systems.

 Each hemisphere of the cerebral cortex receives most of its input from the ____ side of the body and controls the muscles on the ____ side.


A) contralateral; ipsilateral
B) ipsilateral; contralateral
C) ipsilateral; ipsilateral
D) contralateral; contralateral

E) B) and C)
F) A) and B)

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D

 Briefly describe the 4 lobes of the cerebral cortex.

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The cerebral cortex can be divided into four lobes, named for the skull bones that lie over them: occipital, parietal, temporal, and frontal. The occipital lobe is part of the visual system. The parietal lobe is involved with the somatosensory system and monitors all the information about eye, head, and body positions and passes it on to brain areas that control movement. The temporal lobe is the primary target for auditory information. The temporal lobe (usually the left hemisphere) is also involved in comprehension of spoken language. The temporal lobe also contributes to complex aspects of vision, including perception of movement and recognition of faces. The frontal lobe is related to working memory, decision making, motor control, and other functions.

 Secretions from which gland will also affect the secretion of hormones from the thyroid gland, adrenal gland, and ovaries or testes?


A) Thymus gland
B) pineal gland
C) Pineal gland
D) Pituitary gland

E) C) and D)
F) B) and D)

Correct Answer

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 Renee is in the lab studying for a physiology exam. She records in her notebook that the cell bodies of the motor neurons are all located in the ____.


A) dorsal root ganglion
B) central canal
C) white matter
D) gray matter

E) A) and C)
F) None of the above

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 The hippocampus plays a major role in ____.


A) innate sexual behavior
B) temperature regulation
C) memory
D) secretion of hormones

E) C) and D)
F) All of the above

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 Professor Basco is lecturing about the nervous system. He tells the class that the role of the pituitary gland is to make and release _____ into ______.


A) hormones; bloodstream
B) hormones; hypothalamus
C) neurotransmitters; ventricles
D) neurotransmitters; hypothalamus

E) A) and D)
F) All of the above

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 Dr. Wellman is using an electroencephalograph on one of her patients to measure _____.


A) action potentials in an individual neuron
B) the electrical resistance of hair
C) the rate of glucose uptake in active regions of the brain
D) the average activity of the cells in a given region of the brain

E) B) and D)
F) B) and C)

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 Suppose you are interested in determining if the volume of the hippocampus is associated with the amount of stress a person was experiencing. Which method would be the best choice?


A) CAT
B) fMRI
C) PET
D) rCBF

E) B) and C)
F) A) and D)

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 The choroid plexus ____.


A) cushions the brain
B) protects the brain from infection
C) is another name for the ventricles
D) forms the cerebrospinal fluid

E) A) and B)
F) A) and C)

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 The parasympathetic nervous system has ____.


A) long preganglionic and long postganglionic axons
B) long preganglionic and short postganglionic axons
C) short preganglionic and short postganglionic axons
D) short preganglionic and long postganglionic axons

E) All of the above
F) A) and C)

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 Superior colliculus is to ____ as inferior colliculus is to ____.


A) vision; hearing
B) taste; smell
C) vision; touch
D) touch; hearing

E) B) and C)
F) A) and D)

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