Science Olympiad Anatomy and Physiology Exam Questions With Correct Answers

Science Olympiad Anatomy and
Physiology Exam Questions With Correct
Answers

Dendrite - CORRECT ANSWER✔✔-Receive stimulus and carries it
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impulses toward the cell body.
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Cell Body with nucleus - CORRECT ANSWER✔✔-Fiber which carries
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impulses away from cell body
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schwann cell - CORRECT ANSWER✔✔-cells which produce myelain or fat
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layer in the PNS
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Myelin Sheath - CORRECT ANSWER✔✔-Lipid layer around the axon;
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which insulates the axon
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Node Ranvier - CORRECT ANSWER✔✔-Gaps or nodes in the myelin
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sheath


impulse - CORRECT ANSWER✔✔--self propagating
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-mechanism, potassium and sodium pump | | | |

,synapse - CORRECT ANSWER✔✔--junction between neurons
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-the neurons do not actually tough at the synapse
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-neurotransmitters used to restart impulse in dendrite of 2nd neuron
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neurotransmitters - CORRECT ANSWER✔✔--chemicals in the junction
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which allow impulses to be started in the second neuron
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brain - CORRECT ANSWER✔✔-know these terms:
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-brain stem |




-diencephalon
-cerebellem
-cerebrum


spine - CORRECT ANSWER✔✔-know these terms:
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-spinal cord |




lobes of the cerebrum - CORRECT ANSWER✔✔-frontal, parietal,
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temporal, occipital |




special regions (of the brain) - CORRECT ANSWER✔✔-broca's area,
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wernicke's area, limbic system | | |

,brain waves patterns - beta - CORRECT ANSWER✔✔--concentration,
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arousal, alertness, cognition
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-higher levels associated with anxiety, diease, feelings of sparation, fight
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or flight
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brain waves patterns - alpha - CORRECT ANSWER✔✔--relaxation,
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superlearning, relaxed focus, light trance, increased serontonin
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production
-pre-sleep, pre-walking drowsiness, mediation, beginning of access to
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unconscious mind |




brain waves patterns - theta - CORRECT ANSWER✔✔--dreaming sleep
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(REM sleep)
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-increased production pf catecholamines, increased creativity
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-integrative, emotional experiences, potential change in behavior,
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increased retention of learned material
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-hypnagogic imagery, trance, deep mediation, access to unconscious
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mind


delta - CORRECT ANSWER✔✔--dreamless sleep
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-human growth hormone released
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-deep, trance-like, non-physical state, loss of body awareness
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, -access to unconscious and "collective unconscious" mind, greatest
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"push" to brain when induced with Holosync
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cranial nerves - CORRECT ANSWER✔✔--12 pair
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-attached to undersurface of brain
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spinal nerves - CORRECT ANSWER✔✔--31 pair
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-attached to spinal cord | | |




autonomic nervous system - CORRECT ANSWER✔✔--regulates bodies
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involuntary responses |




-two divisions:
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--sympathetic (emergency response, fight or flight) | | | | |




--parasympathetic (normal everyday conditions) | | |




major sense organs - CORRECT ANSWER✔✔--visions (eye)
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-hearing (ear) |




-taste (taste receptors)
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-smell (olfactory system)
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-skin (hot, cold, pressure, pain)
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taste buds - CORRECT ANSWER✔✔--top of nasal cavity
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