Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Chapter 41.1, Problem 1C
Summary Introduction
To describe: The sequence of process taking place in the nervous system, if an individual is swimming and suddenly spots a shark fin moving in their direction.
Introduction: Neural transmission in the animals takes place by the nervous system. The information is taken up by neurons that transmit the information to the brain for interpretation and then responds. The information is described in the form of stimuli that is detected by neural receptors. Neurons transmit the information to the Central nervous system (CNS).
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We regularly make conscious decisions to make specific muscular movements. For example,
when using the touch interface of your phone, you make a conscious effort to scroll up and down
the screen using your finger.
In contrast, there are many muscular movements that cannot be controlled voluntarily. For
example, you cannot make your heart stop by thinking about it.
Which of the following statements correctly identifies the parts of the nervous system that are
involved in voluntary and involuntary actions, respectively?
Select one:
a. Motor neurons of the somatic nervous system and motor neurons of the autonomic nervous
system
b. Motor neurons of the autonomic nervous system and sensory neurons of the somatic
nervous system
c. Sensory neurons of the somatic nervous system and sensory neurons of the autonomic
nervous system
d. Sensory neurons of the peripheral nervous system and motor neurons of the autonomic
nervous system
The extrinsic (extraocular) eye muscles allow you to direct your gaze toward particular objects, while the intrinsic muscles of the eye adjust the shape of the lens and the size of the pupil. These two sets of muscles are controlled by different components of the nervous system. Use logic to answer the following two questions:
Group of answer choices
Which division of the nervous system controls the extraocular eye muscles?
(somatic "voluntary" nervous system/ autonomic "Involuntary" nervous system)
Which division of the nervous system controls intrinsic muscles that adjust the pupil and lens?
(somatic "voluntary" nervous system/ autonomic "Involuntary" nervous system)
Clostridium botulinum is a bacteria that produces a toxin. The toxin is deadly to most animals, because it prevents vesicle movement inside the axons of motor neurons. If a person were to consume food contaminated with Clostridium botulinum, which of the following would most likely occur?
flaccid paralysis because their motor neurons would not be able to conduct action potentials along their axons.
spastic paralysis because their motor neurons would release too much acetylcholine at the synapse with a muscle fiber
spastic paralysis because their motor neurons would conduct too many action potentials along their axons.
flaccid paralysis because their motor neurons would not be able to release acetylcholine at the synapse with a muscle fiber
Chapter 41 Solutions
Biology (MindTap Course List)
Ch. 41.1 - Describe the processes involved in neural...Ch. 41.1 - Prob. 1CCh. 41.1 - Prob. 2CCh. 41.2 - Draw and label a typical neuron and give the...Ch. 41.2 - Prob. 3LOCh. 41.2 - Prob. 1CCh. 41.2 - Prob. 2CCh. 41.2 - Prob. 3CCh. 41.3 - Prob. 4LOCh. 41.3 - Prob. 5LO
Ch. 41.3 - Prob. 6LOCh. 41.3 - Prob. 1CCh. 41.3 - Prob. 2CCh. 41.3 - Prob. 3CCh. 41.3 - Prob. 4CCh. 41.4 - Prob. 7LOCh. 41.4 - Prob. 8LOCh. 41.4 - Prob. 9LOCh. 41.4 - Prob. 1CCh. 41.4 - Prob. 2CCh. 41.4 - How are EPSPs produced? IPSPs?Ch. 41.5 - Prob. 10LOCh. 41.5 - Prob. 1CCh. 41.5 - Prob. 2CCh. 41.5 - Prob. 3CCh. 41.6 - Prob. 11LOCh. 41.6 - Prob. 1CCh. 41 - Test Your Understanding Know and Comprehend 1....Ch. 41 - Prob. 2TYUCh. 41 - Test Your Understanding Know and Comprehend 3....Ch. 41 - Saltatory conduction (a) requires more energy than...Ch. 41 - Receptors for serotonin and many other...Ch. 41 - A presynaptic neuron in the cerebrum transmits...Ch. 41 - VISUALIZE Describe the action taking place at each...Ch. 41 - Prob. 8TYUCh. 41 - Prob. 9TYUCh. 41 - Prob. 10TYUCh. 41 - Prob. 11TYUCh. 41 - Prob. 12TYUCh. 41 - Prob. 13TYU
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