In both sexes, the primary reproductive organs produce the reproductive cells, or ____________________, which are called ____________________ in the female and ____________________ in the male
Fill in the blank(s) with correct word
gametes, ova (eggs), spermatozoa (sperm)
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The capillaries of the pulmonary circulatory system
A. deposit carbon dioxide into the alveoli. B. receive oxygen from the alveoli. C. surround the alveoli. D. All of the above
The function of the tympanic membrane is to amplify sound waves on their way to the middle ear.
Answer the following statement true (T) or false (F)
Blood is drained from the lower portion of the large intestine by the
A) celiac trunk. B) gastric vein. C) superior mesenteric vein. D) inferior mesenteric vein. E) inferior vena cava.
All of the following are reasons why some hormones need assistance to travel in the blood except
A. they are easily filtered from the blood into the kidney tubules. B. they are small enough to be easily digested by blood enzymes. C. they cannot dissolve in the blood because they are water-soluble. D. they have low solubility in blood plasma due to their chemical nature.