Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Chapter 48, Problem 17TYK
Summary Introduction
Introduction: The nervous system contains two vital inhibitory amino acid neurotransmitters. These are GABA and glycine. GABA stands for γ-aminobutyric acid. It is the most important inhibitory amino acid neurotransmitter of the brain.
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Chapter 48 Solutions
Study Guide for Campbell Biology
Ch. 48 - Prob. 1IQCh. 48 - a. What is the principal cation inside the cell?...Ch. 48 - The following diagram shows the changes in...Ch. 48 - Prob. 4IQCh. 48 - Prob. 5IQCh. 48 - Prob. 6IQCh. 48 - Prob. 7IQCh. 48 - Develop a flowchart or diagram or write a...Ch. 48 - Prob. 1TYKCh. 48 - Prob. 2TYK
Ch. 48 - During a neurons resting state a. there are more...Ch. 48 - Which of the following contribute(s) to the...Ch. 48 - Prob. 5TYKCh. 48 - Prob. 6TYKCh. 48 - Prob. 7TYKCh. 48 - After the rapid depolarization of an action...Ch. 48 - Nodes of Ranvier are a. gaps where Schwann cells...Ch. 48 - Prob. 10TYKCh. 48 - Signal transmission is faster in myelinated axons...Ch. 48 - Which of the following statements concerning...Ch. 48 - Prob. 13TYKCh. 48 - Prob. 14TYKCh. 48 - Prob. 15TYKCh. 48 - Prob. 16TYKCh. 48 - Prob. 17TYKCh. 48 - If the binding of a neurotransmitter to its...
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- 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_forwardAutonomic neurons whose cell bodies reside in the peripheral nervous system and are activated by action potentials of thoracolumbar origin release: a. epinephrine b. norepinephrine c. acetylcholine d. dopamine e. glutamatearrow_forwardWhich of the following differentiates PMA from SMA? a. SMA and PMA are located in different cortical areas. b. One has a role in planning of movement, the other does not. c. SMA and PMA mediate different sensory functions. d. SMA and PMA send axons that innervate different motor units.arrow_forward
- The autonomic system has two divisions, called thea. CNS and PNS.b. somatic and skeletal systems.c. efferent and afferent systems.d. sympathetic and parasympathetic divisionsarrow_forwardSensory neurons transmit information towards the central nervous system. Which of the following is true concerning the movement of peripheral- information towards the central nervous system? A. Dendrites of the sensory neurons synapse with interneurons of the spinal cord. B. Axons of the sensory neurons synapse with motor neurons of the muscles involved in the spinal reflex. C. Axons of the motor neurons synapse with the interneurons of the spinal cord. D. Axons of the sensory neurons synapse with the interneurons of the spinal cord.arrow_forwardWhich 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_forward
- Mark the following statements as true of false. If a statement is false, correct it to make a true statement. a. Ependymal cells regulate the composition and movement of cerebrospinal fluid. b. Schwann cells make myelin in the peripheral nervous system c. Microglia are neuroglial cells with an immune function. d. Oligodendrocytes repair damaged axons in the peripheral nervous system. e. Astrocytes regulate the extracellular environment of the brain and are key components of the blood-brain barrier. f. Oligodendrocytes and Schwann cells perform similar functions in different parts of the nervous system.arrow_forward36) The myelin sheath decreases the speed of the nerve impulse.a. True. b. False. 37) Which part of the limbic system is involved in an animal's feeling of hunger and thirst?a. Thalamus.b. Pons.c. Hippocampus. d. Hypothalamus.arrow_forwardThe feel of your pencil on your fingertip is carried through the thalamus to the cortex. Which part of the cortex does this information reach first? a. hippocampus b. limbic cortex c. parietal lobe d. frontal lobe Which of the following is NOT a catecholamine? a. norepinephrine b. serotonin c. epinephrine d. dopaminearrow_forward
- The purpose of the autonomic nervous system is to do all of the following excepta. stimulate glands.b. relay messages to skeletal muscles.c. relay messages to cardiac and smooth muscles.d. regulate the body’s homeostasis.arrow_forwardDescribe the passage of information through the nervous system using a specific example. Be sure to include in detail: A. The collection of stimuli at the sense organ and receptors involved as well as graded potential. B. The passing of the impulse along ascending pathways C. Location in the brain that processes the information D. Sending out motor information from brain E. The passing of the impulse down descending pathways F. Response by a skeletal musclearrow_forwardAll of the following statements are accurate about the choroid plexus except a. it is located within the ventricles of the brain. b. it is composed of ependymal cells and blood capillaries. c. it receives and filters all sensory information. d. it produces and circulates cerebrospinal fluid.arrow_forward
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