Essentials of Biology Study Set 4

Biology

Quiz 27 :

The Control Systems

Quiz 27 :

The Control Systems

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The arrow shows the direction of the nerve impulse in a neuron. Part X would represent a(n) img
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B

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Following a severe head injury, a patient has uncontrollable, unfocused feelings of rage. What has most likely been damaged?
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B

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If a neuron receives both excitatory and inhibitory signals, will an action potential be generated?
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C

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Long, myelinated nerve fibers are called _____ in the PNS and _____ in the CNS.
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Someone who is good at memorizing other people's phone numbers has an excellent _____ memory.
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Which type of neuron is completely contained within the central nervous system?
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Degenerating neurons surrounded by clusters of abnormal tissue, especially in the hippocampus and amygdala, accompanied by progressive memory loss is typical of
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Which of these lists the events of an action potential in the correct order?
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Gaps in the myelin sheath are termed
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Which of these works by inhibiting dopamine reuptake into synapses?
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Which part of a neuron could be covered with a myelin sheath?
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A nerve impulse travels down a myelinated axon by
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Transmission across the synaptic cleft is accomplished by chemical signals called
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Which of these receives sensory input from the eyes, ears, joints, and skeletal muscles about the present position of body parts?
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You aren't normally aware of ongoing sensory stimulation, such as the touch of clothing on your skin. What part of your brain is responsible for this "filtering" of sensory input?
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Which of these is a region of close proximity between an axon terminal and the next cell?
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A spinal nerve contains
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A patient's pons has been affected by a rapidly growing tumor. Of the choices listed below, which is the most likely result?
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Dendrites
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Which of these is mismatched?
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