HUMAN ANATOMY PACKAGE 2015
15th Edition
ISBN: 9781323100561
Author: Martini
Publisher: PEARSON C
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Textbook Question
Chapter 13, Problem 13RFT
The most important function of the cell body of a neuron is to
(a) allow communication with another neuron.
(b) support the neuroglia.
(c) generate an electrical charge.
(d) house organelles that produce energy and synthesize organic molecules.
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Students have asked these similar questions
When a neuron receives signals from other neurons, the signals arrive at the axon hillock in the form of ________.
A) graded potential changes
B) action potentials
C) calcium ions
D) ATP
E) RNA
Neurons typically receive information at structures called
Question 1 options:
A)
Myelin
B)
Dendrites
C)
Neuroglia
D)
Axons
E)
Axon hillocks
24) a neuron that has as its primary function the job of connecting other neurons is called a(n)?
a) interneuron
b) glial cell
c) afferent neuron
d) efferent neuron
Chapter 13 Solutions
HUMAN ANATOMY PACKAGE 2015
Ch. 13 - Match each numbered item with the most closely...Ch. 13 - Prob. 2RFTCh. 13 - Prob. 3RFTCh. 13 - Match each numbered item with the most closely...Ch. 13 - Match each numbered item with the most closely...Ch. 13 - Match each numbered item with the most closely...Ch. 13 - Prob. 7RFTCh. 13 - Prob. 8RFTCh. 13 - Prob. 9RFTCh. 13 - Prob. 10RFT
Ch. 13 - 11. Which of the following is not a function of...Ch. 13 - Neuroglia found surrounding the cell bodies of...Ch. 13 - The most important function of the cell body of a...Ch. 13 - Fill in the blanks below with the proper...Ch. 13 - 15. Axons terminate in a series of fine extensions...Ch. 13 - Prob. 15RFTCh. 13 - Prob. 1RCCh. 13 - Prob. 2RCCh. 13 - 3. Developmental problems in the growth and...Ch. 13 - Prob. 4RCCh. 13 - How does exteroceptor activity differ from...Ch. 13 - Prob. 6RCCh. 13 - Prob. 7RCCh. 13 - Prob. 8RCCh. 13 - Prob. 9RCCh. 13 - Prob. 10RCCh. 13 - Prob. 1CTCh. 13 - Prob. 2CTCh. 13 - Prob. 3CT
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- a) How does E allow faster transmission of signals? b) What would happen if G has a lack of Calcium? c) Most neurons have the style of junction (chemical) shown in the diagram, rather than gap (electrical) junctions. Why does this make sense?arrow_forward21) this types of neuron transmits impulses from the periphery to the central nervous system? a) ganglion b) motor c) interneurons d) sensoryarrow_forwardWhen a neuron is polarized,. a) both positive and negative ions are concentrated inside the neural membrane b) positive ions are concentrated outside the neural membrane while negative ions are concentrated inside the membrane negative ions are concentrated outside the neural membrane while positive ions are concentrated inside the membrane d) both positive and negative ions are concentrated outside the neural membranearrow_forward
- Which statement is true regarding the nervous system? a) Damaged myelin on an axon has no effect with its ability to transmit an action potential b) Depolarization is the reduction of the membrane potential; going from negative to a more positive charge c) Neuroglia cells are only responsible for providing immunity to the nervous cells d) Neurons can communicate with other cells without the use of neurotransmittersarrow_forward2) myelin sheaths are axons located within the central nervous system are formed by which of the following? a) oligodendrocytes b) microglia c) Schwann cells d) Astrocytesarrow_forwardThe approximate protein:lipid ratio in the plasma membrane of a myelin cell is: a) 1:10 b) 3:1 c) 1:1 d) 1:4arrow_forward
- When someone feels a chafing sensation in their legs. In order to perceive this chafing sensation, neural impulses would travel in one direction from the a) skin b) spinal cord c) skeletal muscle d) brain to his a) brain b) skin c) spinal cord d) skeletal muscle. This information would travel via a) GSA neurones b) GSE neurones c) GVA neurones d) GVE neurones A person starts to sweat. This info to the sweat glands would be transmitted via A) GSA neurones b) GSE neurones c) GVE neurones d) GVA neurones in order to regulate their body temperature. The neural impulses would travel in one direction from a) dura mata b) CNS c) PNS d) skin to a) dura mata b) PNS c) CNS d) skin. Select correct answer from options : a, b, c, darrow_forward1) Voltage-gated ion channels on the cell body: a) allow Ca2+ to enter, leading to neurotransmitter release. b)have binding sites for neurotransmitters. c)open following entry of Na+ through ligand-gated channels. d) are inactivated by enzymes in the synaptic cleft.arrow_forwardConsider the image. The neuron labeled number _____ in the figure is a motor neuron; its function is _____. A)2; stimulating muscles or glands B)3; stimulating muscles or glands C)1; connecting different types of neurons D)3; connecting different types of neuronsarrow_forward
- When a neuron fires an action potential, closing of the voltage-gated Na+ channels helps to bring an end to _________. A) the depolarizing phase of the action potential B) the repolarizing phase of the action potential C) graded potential changes D) the resting potential E) vesicle fusion at the synapsearrow_forwardThe Na+/K+ pump is important for ________ in neurons. A) the depolarizing phase of the action potential B) the repolarizing phase of the action potential C) establishing myelination D) establishing the resting potential E) generating ATParrow_forward15) The concentration of ions in the chemical environment surrounding the neurons must be tightly regulated for neurons to function properly. Which of the following cells is most responsible for this? a) astrocytes b) Schwann cells c) oligodendrocytes d) satellite cellsarrow_forward
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