The average life span of a red blood cell is
A) 24 hours.
B) 1 month.
C) 4 months.
D) about 1 year.
E) many years.
C
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If all sensory signals are eventually transduced into the common action potential, then how do receptors encode stimulus modality? Give an example
What will be an ideal response?
Which of the following are structures containing sympathetic preganglionic axons that connect the anterior ramus of the spinal nerve with the ganglia of the sympathetic trunk?
a) Lumbar splanchnic nerve b) Greater splanchnic nerve c) Inferior cervical ganglion d) White rami communicantes e) Gray rami communicantes
Formed elements make up about what percentage of blood?
A) 55 percent B) 78 percent C) 60 percent D) 45 percent E) 20 percent
Production of this vitamin requires skin exposure to the sun. This vitamin is crucial for regulation of calcium and phosphate
A. Vitamin A B. Vitamin B12 C. Vitamin C D. Vitamin D E. Vitamin E