Which muscle extends the elbow during the action of push-ups?
A) deltoid
B) trapezius
C) brachialis
D) triceps brachii
E) biceps brachii
D) triceps brachii
Anatomy & Physiology
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Red blood cells in the circulation live for about ________. The short life span is due to ________.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
What does the enzyme renin do?
a) it converts angiotensin I to angiotensin II b) it converts angiotensinogen to angiotensin I
Anatomy & Physiology
The posterior lobe of the pituitary is also known as the
A) hypothalamus. B) infundibulum. C) median eminence. D) adenohypophysis. E) neurohypophysis.
Anatomy & Physiology
The actual receptors for hearing are called:
A. baroreceptors. B. nociceptors. C. hair cells. D. Pacinian corpuscles. E. somatic receptors.
Anatomy & Physiology