The ________ of the seminiferous tubules nourish the spermatogenic cells and regulate spermatogenesis
A) lobules
B) stereocilia
C) nurse cells
D) interstitial cells
C
Anatomy & Physiology
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Cardiac muscle fibers are electrically connected to neighboring fibers by
a) desmosomes. b) tight junctions. c) gap junctions. d) interneurons. e) chordae tendinae.
Anatomy & Physiology
Compare and contrast the structure and function of a premolar and a molar.
What will be an ideal response?
Anatomy & Physiology
____ signals consist of chemicals secreted by cells into the extracellular fluid that elicit effects from the same cell.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
The ventral respiratory group
A. is part of the pontine respiratory group. B. is active only in exhalation. C. stimulates the intercostal and abdominal muscles. D. is located in the pons. E. stimulates the diaphragm.
Anatomy & Physiology