BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 29, Problem 12SA
Myelinated axons make up the brain’s _______.
| a. white matter | c. gray matter |
| b. ventricles | d. meninges |
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Chapter 29 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 29 - ______ relay messages from the brain and spinal...Ch. 29 - Prob. 2SACh. 29 - Action potentials occur when ______. a. potassium...Ch. 29 - Neurotransmitters are released by _______. a. axon...Ch. 29 - Prob. 5SACh. 29 - Prob. 6SACh. 29 - Prob. 7SACh. 29 - Prob. 8SACh. 29 - Prob. 9SACh. 29 - Prob. 10SA
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- The process of myelination results in an increase in white matter. Myelination happens for all brain regions. Because of increases in myelination A) At the same time; neural signals can travel through the brain faster B) At different times; neural signals can travel through the brain faster C) At different times; neurogenesis is improved D) At the same time; neurogenesis is improvedarrow_forwardMultiple sclerosis is a neurodegenerative disease in which the body’s immune system attacks and breaks down the white matter in the nervous system. A. What is another word (other than “white matter”) for the structure or type of cells that are affected in patients with MS? B. Given what these cells/structures do, what effect on neural transmission do you think MS has?arrow_forwardWhat do multiple sclerosis and ALS (amyotropic lateral sclerosis) have in common?a. They both are more common in young men than in young women.b. They both impair the initiation of action potentials.c. They both damage the myelin sheath, disrupting action potential transmission.d. They both impair nerve function in the peripheral nervous systemarrow_forward
- Neurotransmission is the way that brain cells communicate, and the bulk of those communications occur at a site called the a. Basal Ganglia b. Neurons c. Synapses d. Hypothalamusarrow_forwardThe largest, outermost portion of the brain in humans is thea. cerebellum. c. reticular activating system.b. cerebrum. d. thalamus.arrow_forwardThe part of the brain that is responsible for coordination during movement is the ______. a. limbic system b. thalamus c. cerebellum d. parietal lobearrow_forward
- 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.arrow_forwardIf someone where has damaged their spinal cord only on the left side, which of the follwoing would be true? A) They would not be able to feel or have a sense of proprioception on thier left side below the lesion. B) They would not be able to feel or have a sense of proprioception on thier right side above the lesion. C) They can't move the right side of their body below the lesion. D) They won't feel pain on the left side below the lesion.arrow_forwardAn elderly neighbor was diagnosed with an astrocytoma tumor in the brain. This cancer affects what types of cell? a. ependymal cells b. microglia c. astrocytes d. satellite cellsarrow_forward
- The subdivision of the brain that does not initiate somatic motor movements, but rather coordinates and fine-tunes those movements, is the a. medulla oblongata. b. cerebrum. c. cerebellum. d. diencephalon.arrow_forwardWhich region is part of the prefrontal cortex? Select one: a. Posterior cingulate cortex b. Orbitofrontal cortex c. Anterior insular d. Putamen e. Ventral striatumarrow_forwardA patient presents with paralysis of the right side of the body. A) You know that this patient has suffered brain damage. Explain how you know the damage is to the brain, not the spinal cord. B) What region of the brain is most likely affected? Explain your answer.arrow_forward
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