Human Physiology: An Integrated Approach (8th Edition)
8th Edition
ISBN: 9780134605197
Author: Dee Unglaub Silverthorn
Publisher: PEARSON
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Chapter 8, Problem 30RQ
Summary Introduction
To match: Each type of stimuli with its description.
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Students have asked these similar questions
1) A rapid, predictable motor response to a stimulus is a(n):
a) reflex
b) relaxation
c) contraction
d) anomaly
e) fasciculation
You identify a new neuron in the fruit fly's brain and find it contains acetylcholine.
1) Based on this identification, this neuron is
(a) Excitatory, (b) Inhibitory, (c) Neither excitatory nor inhibitory, or (d) Either excitatory or inhibitory
2) Briefly explain your answer above.
3) How would you figure out your answer above? Briefly describe an experiment you would do.
Edit Format Table
Electric signals can be used to
Write the letters of all that apply in the box below. Use all capital letters, with no punctuation. For
example, if A and B are correct, write "AB". If only A is correct, write "A".
A) strengthen the muscle.
B) activate the muscle after injury.
C) block pain.
D) contract muscles.
Chapter 8 Solutions
Human Physiology: An Integrated Approach (8th Edition)
Ch. 8.1 - Organize the following terms describing functional...Ch. 8.2 - Where do neurohormone-secreting neurons terminate?Ch. 8.2 - What is the difference between a nerve and a...Ch. 8.2 - Draw a chain of three neurons that synapse on one...Ch. 8.2 - What is the primary function of each of the...Ch. 8.2 - Name the two glial cell types that form myelin....Ch. 8.3 - Given the values in Table 8.2, use the Nernst...Ch. 8.3 - Would a cell with a resting membrane potential of...Ch. 8.3 - Would the cell membrane depolarize or...Ch. 8.3 - Match each ions movement with the type of graded...
Ch. 8.3 - Prob. 11CCCh. 8.3 - What is the difference between conductance and...Ch. 8.3 - If you put ouabain, an inhibitor of the Na+-K+...Ch. 8.3 - The pyrethrin insecticides, derived from...Ch. 8.3 - When Na+ channel gates are resetting, is the...Ch. 8.3 - A stimulating electrode placed halfway down an...Ch. 8.3 - Place the following neurons in order of their...Ch. 8.4 - Prob. 18CCCh. 8.4 - Prob. 19CCCh. 8.4 - Prob. 20CCCh. 8.4 - Prob. 21CCCh. 8.4 - Prob. 22CCCh. 8.4 - Classify the H+-neurotransmitter exchange as...Ch. 8.4 - Prob. 24CCCh. 8.4 - Prob. 25CCCh. 8.4 - Is Na+-dependent neurotransmitter reuptake...Ch. 8.5 - In Figure 8.24e, assume the postsynaptic neuron...Ch. 8.5 - In the graphs of Figure 8.24a, b, why doesnt the...Ch. 8.5 - Prob. 29CCCh. 8.5 - Prob. 30CCCh. 8 - List the three functional classes of neurons, and...Ch. 8 - Somatic motor neurons control __________, and...Ch. 8 - Prob. 3RQCh. 8 - Prob. 4RQCh. 8 - Prob. 5RQCh. 8 - Prob. 6RQCh. 8 - Axonal transport refers to the (a) release of...Ch. 8 - Match the numbers of the appropriate...Ch. 8 - Arrange the following events in the proper...Ch. 8 - List the four major types of ion channels found in...Ch. 8 - Prob. 11RQCh. 8 - An action potential is (circle all correct...Ch. 8 - Choose from the following ions to fill in the...Ch. 8 - What is the myelin sheath?Ch. 8 - List two factors that enhance conduction speed.Ch. 8 - Prob. 16RQCh. 8 - Draw and label a graph of an action potential....Ch. 8 - Prob. 18RQCh. 8 - Prob. 19RQCh. 8 - Create a map showing the organization of the...Ch. 8 - Prob. 21RQCh. 8 - Prob. 22RQCh. 8 - Prob. 23RQCh. 8 - Prob. 24RQCh. 8 - The presence of myelin allows an axon to (choose...Ch. 8 - Define, compare, and contrast the following...Ch. 8 - Prob. 27RQCh. 8 - Prob. 28RQCh. 8 - Prob. 29RQCh. 8 - Prob. 30RQCh. 8 - An unmyelinated axon has a much greater...Ch. 8 - The GHK equation is sometimes abbreviated to...Ch. 8 - In each of the following scenarios, will an action...
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- A) The following structure in the figure is a receptor for sensory information: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O B)The following structure in the figure is an interneurone: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O C)The following structure in the figure will carry information to skeletal muscle: A, B, C, D, E, F, G, H, I, J, K, L, M, N, Oarrow_forwardWhich one of these is an example of an excitatory postynaptic potential in a typical neuron? a) A voltage change from -70mV to -70.5mV b) A voltage change from +35mV to 0MV c) A voltage change from 0mV to +0.35mV d) A voltage change from -69.5mV to -70mVarrow_forwardThe experiment that crossed the nerve from a muscle that had a short contraction time "a fast muscle" to a muscle with a slower contraction profile and from the slower muscle to the faster muscle demonstrated that the nerve or activity of the muscle had no effect on properties of the muscle fibers. a.) True b.) Falsearrow_forward
- Which of the following is the correct sequence of the neural chain of events set in motion by an environmental stimulus? (A) Receptors, afferent neurons, interneurons, efferent neurons, effectors (B) Receptors, efferent neurons, interneurons, afferent neurons, effectors (C) Interneurons, effectors, receptors, afferent neurons, efferent neurons (D) Effectors, interneurons, receptors, afferent neurons, efferent neurons (E) Effectors, receptors, afferent neurons, effer- ent neurons, interneuronsarrow_forwardWhich of the following is depicted in the diagram? A) Somatic nervous system B) spinal reflex arc C) sympathetic nervous system D) parasympathetic nervous systemarrow_forwardWhich of the following is NOT true statement about acetylcholine? * A) Acetylcholine stimulates a muscle to contract B) Acetylcholine binds to receptors on the sarcolemma C)Acetylcholine enters muscle fiber when stimulated D)Acetylcholine is released into a synaptic cleftarrow_forward
- Sarin gas is an inhibitor of acetylcholinesterase used in chemical warfare. Briefly (in 1 sentence or less) explain how sarin causes: a) increased urination b) tachycardia (rapid heartrate)arrow_forward1.) What is the general understanding of biological processes, including depolarization, nerve impulse transmission and synaptic transmission 2.) what is integrating a sense (ie. vision hearing etc.) into knowledge of reflex arcs and then arranging the events in order they would occur 3.) how an external substance would change the distribution of ions in a resting membrane and alter the electrochemical response 4.) identifying the names and locations of glands tharrow_forwardWhich of the following is true regarding the difference between graded and action potentials? a.) Action potential occur only when the surface of the neuron is myelinated, but graded potentials occur in both in both myelinated and non-myelinated neurons. b.) The magnitude of action potential depends on the magnitude of the stimulus, whereas graded potentials are all or none. c.) The magnitude of graded potential depends on the magnitude of the stimulus, whereas action potentials are all or none.arrow_forward
- Please answer 3) Which of the following keeps the impulse traveling in one direction down the axon? a) inactivation of voltage-gated Na+ channels b) the nodes of Ranvier c) the magnitude of the action potential (+30 mV) d) the myelin sheatharrow_forwardBenzodiazepines bind to & activate GABA receptors. This drug is: (SELECT 2) (a) Direct (b) Indirect (c) Agonist (d) Antagonsitarrow_forwardNeurotransmitters that influence the effect of other neurotransmitters when released at the same time are called: A) major neurotransmitters B) neuromodulators C) excitatory neurotransmitters D) inhibitory neurotransmittersarrow_forward
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