The ________ system helps to maintain the acid-base balance of the body.
A. cardiovascular
B. digestive
C. urinary
D. reproductive
Answer: C
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This organ gets smaller with age and may even disappear in adults
A) thymus B) tonsils C) spleen D) adenoids
The dilation of the wall of an artery is called _______________.
Fill in the blank(s) with the appropriate word(s).
Why is the term "minority group" no longer very effective in describing certain ethnic groups in the United States today?
a. Group members do not like the term. b. There are now too many groups to classify. c. These groups now make up significant percentages of the total population. d. Affirmative action prohibits its use.
A severe or third-degree sprain will have
a. no joint laxity. c. no joint laxity with no endpoint. b. some joint laxity with endpoint. d. increased laxity with no endpoint.