Of the three germ layers, the mesoderm forms the most body parts
Indicate whether the statement is true or false
TRUE
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Which is not true about the thyroid gland?
A. It requires iodine to synthesize thyroid hormone. B. It is located on the anterior surface of the trachea, inferior to the thyroid cartilage. C. It has two lobes connected by a central portion called the commissure. D. It secretes thyroid hormone in response to stimulation by TSH. E. An enlargement of the thyroid gland is called a goiter.
__________ does not contribute to a reduction of gastric secretion after food leaves the stomach?
a. Fat in the duodenum b. Low gastric pH c. Distention of the duodenum d. High concentration of acid in the stomach or duodenum e. Pepsinogen in the duodenum
During which phase of the uterine cycle is the secretion of progesterone not at a significant level?
a. menstrual phase b. proliferative phase c. secretory, or progestational, phase d. both (a) and (b) above. e. both (b) and (c) above.
Which of the following are good tests of the equilibrium apparatus?
A) standing and simultaneously beginning a task that requires mental concentration B) being rotated on a chair, after which the observers look for nystagmus C) walking in a straight line, one foot in front of the other D) walking in a straight line placing one foot in front of the other, standing and simultaneously beginning a task that requires mental concentration, and being rotated on a chair, after which the observers look for nystagmus