Of the five types of secretory cells in the gastric glands, which ones secrete pepsinogen?
A. Chief cells
B. Parietal cells
C. Surface mucous cells
D. Mucous neck cells
E. Enteroendocrine cells
A
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The ________ is partitioned into the thorax, the abdominopelvic region, and the back, and its surface anatomy is particularly important in determining the location and condition of the viscera.
Fill in the blank(s) with the appropriate word(s).
Transporting salt without water involves
a. a Na+-activated Cl- channel. b. Na+ build up inside the cell. c. Na+/K+ ATPase. d. a Cl--activated Na+ channel. e. a NaCl channel.
Maintenance of the body's water balance is regulated by ____, which promotes increased water reabsorption by the kidneys
a. GH b. ADH c. LH d. PTH
The electrical signals that are propagated along axons, regulating and coordinating body activities, are known as _____.
A. graded potentials B. neurotransmitters C. action potentials