Expiratory neurons
a. are found in both the DRG and VRG
b. send impulses to the expiratory muscles during normal quiet breathing
c. are stimulated by the phrenic nerve
d. are stimulated by the apneustic area
e. are inactive during quiet breathing
E
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According to the sliding-filament mechanism, the
a. A bands slide between the I bands b. thin filaments slide inward toward the center of the A band c. Z lines slide between the T tubules d. contractile proteins shorten, thus shortening the sarcomere e. filaments slide past the lateral sacs of the sarcoplasmic reticulum
What term is used to describe the condition in which the arches of the foot have fallen?
A. Flatfeet B. Sublimation C. Plantar fasciitis D. Kyphosis
Graded potentials are produced within ______ segment of a neuron
Fill in the blank(s) with the appropriate word(s).
Which directional term indicates the front side of the body?
A) posterior (dorsal) B) medial C) superior (cranial) D) anterior (ventral)