Laboratory Manual For Human Anatomy & Physiology
4th Edition
ISBN: 9781260159363
Author: Martin, Terry R., Prentice-craver, Cynthia
Publisher: McGraw-Hill Publishing Co.
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Textbook Question
Chapter 27, Problem 2.1A
Match the terms in column A with the descriptions ¡n column B. Place the letter of your choice in the space provided.
Column A
a. Effector
b. Ependymal cell
c. Ganglion
d. Interneuron (association neuron)
e. Microglia
f. Motor (efferent) neuron
g. Oligodendrocyte
h. Sensory (efferent) neuron
Column B
1. Transmits impulse from sensory to motor neuron within central nervous system
2. Transmits impulse out of the brain or spinal cord to effectors (muscles and glands)
3. Transmits impulse into brain or spinal cord from receptors
4. Myelin-forming neuroglia in brain and spinal cord
5. Phagocytic neuroglia
6. Structure capable of responding to motor impulse
7. Specialized mass of neuron cell bodies outside the brain or spinal cord
8. Cells that line cavities of the brain and secrete cerebrospinal fluid
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Match the names of the cells in column B with the function they perform, shown in column A.Column A Column B(1) line the central cavity of the brain (a) astrocytes(2) form myelin in the CNS (b) ependymal cells(3) form myelin in the PNS (c) microglial cells(4) remove neurotransmitters in the CNS (d) oligodendrocytes(5) regulate ionic composition of thefluid around neurons in the CNS (e) satellite cells (f) Schwann cells(6) CNS phagocytes
Answer all questions. ONLY CHOOSE ONE ANSWER
a) The below picture represents what neural pathway?
b) The neural pathway represented carries info about discriminative touch?
c) The neurone "G" represents what structural class of neurone: unipolar, multipolar or bipolar
d) Neurone B represents what structural class of neurone: unipolar, multipolar or bipolar
e) Which letter represents structure located in dorsal root ganglion?
f) Neural pathway below transmits impulses to which final destination? a) Parietal lobe, b) frontal lobe, c) occipital lobe, or d) skeletal muscle.
g) Neural pathway transmit impulses which terminate at what? a) motor cortex, b) somatosensory cortex, c) mechanoreceptors, d) thalamus, e) brainstem, f) skeletal muscle, g) cerebellum?
h) Which letter represents structure that responds to mechanical stimuli
e) Which letter represents structure that if damaged would affect the ability to sense information from right leg?
Schwann cells are a type of glial cell found in the nervous system. In addition to the conduction of nerve impulses, the outermost layer called neurilemma aids in nerve development and regeneration.
Which of the following explains why the neurons in the brain cannot repair damage like the neurons in your hands or feet can?
a.
Neurons in the central nervous system lack neurilemma of Schwann cells.
b.
Neurons in the peripheral nervous system are surrounded by grey matter.
c.
Axons of the peripheral nervous system lack neurilemma of Schwann cells.
d.
Neurons in the central nervous system are surrounded by white matter.
Chapter 27 Solutions
Laboratory Manual For Human Anatomy & Physiology
Ch. 27 - The cell body of a neuron contains the a. nucleus....Ch. 27 - A multipolar neuon contains a. one dendrite and...Ch. 27 - Neuroglia that produce myelin insulation in the...Ch. 27 - The PNS contains a. 12 pairs of cranial nerves...Ch. 27 - Schwann cells a. are only in the brain. b. are...Ch. 27 - A ______________ neuron is the most common...Ch. 27 - Prob. 7PLCh. 27 - Prob. 8PLCh. 27 - Match the terms in column A with the descriptions...Ch. 27 - Match the terms in column A with the descriptions...
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