BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
3rd Edition
ISBN: 9781260670929
Author: Hoefnagels
Publisher: MCG CUSTOM
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Chapter 24, Problem 2MCQ
Summary Introduction
Introduction:
An action potential is a brief change in the membrane potential that spreads like a wave along the membrane of an axon. The action potential occurs once the threshold potential of the cell is reached.
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Chapter 24 Solutions
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
Ch. 24.1 - Prob. 1MCCh. 24.1 - Prob. 2MCCh. 24.1 - Distinguish between the central and peripheral...Ch. 24.2 - Describe the parts of a typical neuron.Ch. 24.2 - Prob. 2MCCh. 24.2 - Prob. 3MCCh. 24.3 - Prob. 1MCCh. 24.3 - How does an axon generate and transmit a neural...Ch. 24.3 - Prob. 3MCCh. 24.4 - Describe the structure of a synapse.
Ch. 24.4 - Prob. 2MCCh. 24.4 - Prob. 3MCCh. 24.5 - Prob. 1MCCh. 24.5 - How do the sensory and motor pathways of the...Ch. 24.5 - Prob. 3MCCh. 24.5 - Prob. 4MCCh. 24.6 - Prob. 1MCCh. 24.6 - What are the major structures in the hindbrain,...Ch. 24.6 - Prob. 3MCCh. 24.6 - Prob. 4MCCh. 24.6 - Prob. 5MCCh. 24.7 - Prob. 1MCCh. 24.7 - Prob. 2MCCh. 24.7 - What are the major types of sensory receptors?Ch. 24.7 - Prob. 4MCCh. 24.7 - What is sensory adaptation, and how is it...Ch. 24.8 - Prob. 1MCCh. 24.8 - Prob. 2MCCh. 24.9 - Prob. 1MCCh. 24.9 - Prob. 2MCCh. 24.9 - Prob. 3MCCh. 24.10 - Prob. 1MCCh. 24.10 - Prob. 2MCCh. 24.10 - Prob. 3MCCh. 24.11 - What is the role of mechanoreceptors in the sense...Ch. 24.11 - Prob. 2MCCh. 24 - Prob. 1MCQCh. 24 - Prob. 2MCQCh. 24 - Prob. 3MCQCh. 24 - Prob. 4MCQCh. 24 - Prob. 5MCQCh. 24 - In what way are the senses of smell and taste...Ch. 24 - Prob. 1WIOCh. 24 - Prob. 2WIOCh. 24 - Prob. 3WIOCh. 24 - Prob. 4WIOCh. 24 - How does myelin alter the conduction of a neural...Ch. 24 - Prob. 6WIOCh. 24 - Prob. 7WIOCh. 24 - Prob. 8WIOCh. 24 - Prob. 9WIOCh. 24 - Prob. 10WIOCh. 24 - Prob. 1SLCh. 24 - Prob. 1PITCh. 24 - Prob. 2PITCh. 24 - Prob. 3PIT
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- Predict what might happen if a disease caused the axons that transmit proprioceptive stimuli to lose their myelin sheaths?arrow_forwardA patch-clamp device is used to a. Study the properties of individual neurotransmitters b. Study the properties of individual membrane channels c. Measure the strength of an electrochemical gradient d. Infuse different kinds of ions into an axonarrow_forwardDraw an arrow showing the direction that an impulse travels along a neuronarrow_forward
- Which of these was NOT a theory of a nerve function near the end of the 17th century? A. nerve signal through secreted droplets of fluid B. Nerve signal by actual movement of cells from different body areas C. Spirits running through hollow nerves D. Nerves signal through vibrationsarrow_forwardWhich bulb shaped structures found at the end of neurons form connections with the dendrites and somas of other neurons and allow information to pass from one neuron to another? A. Myelin sheaths B. Ion channels C. Axon terminals D. Dendrite arcsarrow_forwardAfter the action potential reaches its peak, the potential across the membrane falls toward its resting level. What accounts for this recovery? a. The sodium–potassium pump removes the extra sodium. b. Potassium ions move out because their channels are open and the electrical gradient pushes them out. c. Potassium ions move out because their channels are open and the concentration gradient pushes them out. d. Potassium ions move in.arrow_forward
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