A patient is found to have a high blood sugar level (hyperglycemia). What is a cause of this?
A. Excessive insulin levels in the blood
B. Decreased production of glucagon
C. Deficient insulin levels in the blood
Ans: C. Deficient insulin levels in the blood
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A fertilized egg is called __________.
Fill in the blank(s) with the appropriate word(s).
When the diaphragm contracts
a. the volume of the thoracic cavity increases. b. lung volume increases as the lungs are forced to expand. c. the intra-alveolar pressure increases. d. both (a) and (b) above. e. all of these answers.
Why doesn't the stomach digest itself?
A. The stomach lining is too tough to be digested. B. The stomach wall is protected by large amounts of mucus. C. The stomach is protected by HCl. D. The digestive enzymes in the stomach aren't efficient enough. E. The stomach wall lacks proteins so enzymes won't attack it.
Detection of LH in the urine or blood of a woman is an indicator that she is pregnant.
Answer the following statement true (T) or false (F)