Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 40, Problem 6TYK
Which one of the following structures participates in a reflex?
a. the gray matter of the brain
b. the white matter of the brain
c. the gray matter of the spinal cord
d. an interneuron that stimulates an afferent neuron
e. an interneuron that inhibits an afferent neuron
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Ruby has sustained damage to the ventral root, which is just next to the spinal cord at the level of the lumbar enlargement. When Ruby accidentally steps on some broken glass, what outcome do you expect?
a)
Ruby will remove her foot from the glass by reflex and will later become aware of the pain
b)
Ruby will feel the pain but not have a reflex removal of the foot from the broken glass
c)
Ruby will remove the foot from the broken glass by reflex but will not be aware that she has stood on the glass
d)
Ruby will not be aware that she has stood on the glass and will not move her foot
Which of the following brain regions is not correctly matched to itsfunction?a. The medulla oblongata regulates heartbeat, breathing, and bloodpressure.b. The cerebellum coordinates voluntary muscle movements.c. The thalamus secretes melatonin, which regulates daily bodyrhythms.d. The midbrain acts as a refl ex center for visual, auditory, andtactile responses.
Emergency room doctors often shine a light into the eyes of patients with head injuries to test their pupillary reflex.
The structure that relays the information between the optic nerve and the motor neuron, and the division of the nervous system that the structure is part of , respectively are:
Select one:
a. an interneuron and the peripheral nervous system
b. the occipital lobe and the peripheral nervous system
c. the occipital lobe and the central nervous system
d. an interneuron and the central nervous system
Chapter 40 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 40.1 - Distinguish between a nerve net, nerves, and nerve...Ch. 40.1 - Prob. 2SBCh. 40.2 - Prob. 1SBCh. 40.3 - Prob. 1SBCh. 40.3 - What is the difference between gray matter and...Ch. 40.3 - Prob. 3SBCh. 40.3 - Prob. 4SBCh. 40.4 - Prob. 1SBCh. 40 - Prob. 1TYKCh. 40 - Prob. 2TYK
Ch. 40 - Prob. 3TYKCh. 40 - Prob. 4TYKCh. 40 - Prob. 5TYKCh. 40 - Which one of the following structures participates...Ch. 40 - Prob. 7TYKCh. 40 - Prob. 8TYKCh. 40 - Prob. 9TYKCh. 40 - Prob. 10TYKCh. 40 - Prob. 11TYKCh. 40 - Prob. 12TYKCh. 40 - Discuss Concepts In the 1930s and 1940s,...Ch. 40 - Prob. 14TYKCh. 40 - Prob. 15TYKCh. 40 - Prob. 1ITDCh. 40 - Prob. 2ITDCh. 40 - Prob. 3ITDCh. 40 - Prob. 4ITD
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