Prolonged bleeding time may be an indication of a ________ deficiency.
A. vitamin E
B. vitamin C
C. vitamin K
D. vitamin D
Answer: C
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The respiratory quotient is
a. the rate at which gases diffuse across the alveolar capillary membrane b. respiratory rate times tidal volume c. the ratio of O2 consumed to CO2 produced d. the ratio of CO2 produced to O2 consumed e. equal to 1.0 on a typical American diet
Jasmine has high blood pressure and an increased glomerular filtration rate (GFR). How does the tubuloglomerular feedback mechanism restore normal pressure in her glomerulus?
A) The juxtaglomerular (JG) cells increase production of renin. B) The efferent arteriole constricts. C) The afferent arteriole vasodilates. D) The juxtaglomerular (JG) cells decrease production of renin.
The anatomical arm refers to the part of the upper limb from the
A. shoulder to the wrist. B. elbow to the wrist. C. shoulder to the elbow. D. elbow to the fingers. E. shoulder to the fingers.
list the flexors of the neck. select all that apply.
a) sternocleidomastoid b) semispinalis muscles c) masseter d) scalenes