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18 Cards in this Set
- Front
- Back
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What was the major problem with phrenology?
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The brain is not neatly organized into structures that correspond with our categories of behavior.
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When looking at emotions someone working from the biological perspective would be more likely to look at:
a) how you learn to express emotions b) how to help people overcome emotional disorders c) life-span changes in the expression of emotion d) the chemical changes that accompany emotions |
D
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Several shy neurons send an inhibitory message to a neighboring neuron, Joni, at the same time a larger group of party-going neurons sends Joni excitatory messages. What will Joni do?
a) fire assuming her threshold has been reached b) not fire, even if her threshold has been reached c) enter a refractory period d) become hyper polarized |
A
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I am a relatively fast acting chemical messenger that influences muscle action, learning and memory. What am I?
a) dopamine b)a hormone c) acetylcholine d) glutamate |
C
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Since Malcolm has been taking a drug perscribed by his doctor he no longer enjoys the little things in life. His doctor explains that this is because the drug
a) Triggers the release of dopamine b) inhibits the release of dopamine c) triggers the release of ACh d) inhibits the release of ACh |
B
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Lolita is feeling depressed for no known reason it is possible that she has an under supply of ______
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norpinephrine
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Punjab had lunch at the local Chinese restaurant. Afterward he suffered from a headache most likely caused by an ________ of _________.
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oversupply, glutamate
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You are able to pull your hand quickly away from hot water before pain is felt because
a. movement of the hand is a reflex that involves intervention of the spinal cord only b. movement of the hand does not require intervention of the CNS c. the brain reacts quickly to prevent severe injury d. the autonomic division of the PNS intervenes to speed contraction of muscles in the hand |
A
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Following Jayshree's near fatal car accident her physician noticed that the pupillary reflex her eyes was abnormal. This may indicate that her ____________________ was damaged in the accident.
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Autonomic nervous system
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You have been taking medication with a number of unpleasant side effects including unusually rapid heartbeat, and excessive perspiration. It is likely that the medication is exaggerating activity in the
a. Central NS b. Sympathetic NS c. Parasympathetic NS Somatic NS |
B
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I am a relatively slow-acting (but long lasting) chemical messenger carried throughout the body by the bloodstream. What am I?
a. hormone b. a neurotransmitter c. acetylcholine d. dopamine |
A
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A body builder friend suddenly seems to have grown several inches in height. You suspect that your friends growth spurt has occurred because he has been using drugs that affect the
a. pituitary gland b. pancreas c. adrenal glands d. parathyroids |
A
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What is the layer of fatty tissue that covers the axons of certain neurons called and what is its purpose?
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Myelin sheath, it helps to speed neural transmission.
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Heartbeat, digestion and other self regulating processes are governed by the
a. voluntary nervous system b. autonomic nervous system, c. sympathetic division of the autonomic NS d. Somatic nervous system |
B
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A strong stimulus can affect
a. speed of the impulse the neurons fire b. intensity of the impulse c. the number of times the neuron fires d. threashhold that must be reached before the neuron fires |
c.
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The pain of heroin withdrawal may be due to the fact that
a. under the influence of heroin the brain ceases the production of endorphins b. under the influence the brain ceases the production of all neurotransmitters c. during withdrawl the brains production of neurotransmitters is greatly increased d. heroin destroys endorphin receptors in the brain |
a
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The effect of a drug that is an antagonist is to
a. cause the brain to stop producing a certain neurotransmitter b. mimic a particular neurotransmitter c. block a particular neurotransmitter d. disrupt a neurons all-or-none firing pattern
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c
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What is the correct sequence of a simple reflex?
a. sensory neuron, interneuron, motor neuron b. SN, IN, SN c. IN, MN, SN d. IN, SN, MN |
A
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