Which of the following would disqualify a chemical messenger from being considered a paracrine signal?
a. It is an organic molecule.
b. It is not transported in the blood.
c. It affects the cell that released it.
d. Once released, it is distributed to its target(s) by simple diffusion.
e. It is released as a specific response to a signal.
C
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The mass of capillaries in the renal corpuscle is called the __________.
Fill in the blank(s) with the appropriate word(s).
The skeletal muscle that fl exes the forearm after pronation (palm down position as in a pull-up) is the brachialis. Its origin is the humerus, and the insertion is the upper front of the ulna. Identify the class of lever involved and explain why you made this choice
What will be an ideal response?
Raul's father tells him not to slouch, and to put his shoulders back. What specifically must Raul do to improve his posture?
A. Depress his scapulae B. Retract his scapulae C. Medially rotate his humerus D. Laterally rotate his humerus
The receptor membranes of gustatory cells are ________
A) taste buds B) basal cells C) gustatory hairs D) fungiform papillae