Neuronal cells that are short-lived and therefore are frequently replaced are
A) gustatory receptors.
B) Pacinian corpuscles.
C) olfactory receptors.
D) retinal cells.
E) nociceptors.
C) olfactory receptors.
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Hemoglobin is made up of the protein heme and the red pigment globin
Indicate whether the statement is true or false
Proteins called ________ are channel proteins that allow the passage of metabolites between neighboring cells.
Fill in the blank(s) with the appropriate word(s).
Which muscles form the pelvic diaphragm?
A. Coccygeus and bulbospongiosus B. Bulbospongiosus and Ischiocavernosus C. Levator ani and ischiocavernosus D. Levator ani and coccygeus E. Superficial transverse perineal muscle and bulbospongiosus
These hormones pass through the hypophyseal portal system to act on cells of the anterior pituitary gland
A) FSH and LH B) tropic hormones C) growth hormone and prolactin D) releasing or inhibiting hormones