Why is heparin used in a capillary tube when performing a hematocrit?
A) Heparin prevents the cells from coagulating.
B) Heparin keeps the blood homogenized.
C) Heparin draws the blood into the capillary tube.
D) Heparin helps the cells separate by weight.
Answer: A
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Which of the following can cause infertility in females?
A. PMS B. heavy, prolonged menses C. blockage of the uterine tubes D. an increased libido E. psychological factors
The primary germ layer that gives rise to the epidermis, brain, and spinal cord is the __________.
Fill in the blank(s) with the appropriate word(s).
____________________ hormones consist of a chain of specific amino acids of varying length
Fill in the blank(s) with correct word
Which of these structures contains sebaceous glands?
A. Labia minora B. Vestibular bulb C. Prepuce D. Clitoris E. Mons pubis