During embryological development the body first developed into ________ primary germ layers. (Note: Be sure to spell out your answer).
Fill in the blank(s) with the appropriate word(s).
three
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Cell death first occurs
A) at age 50. B) at age 60. C) at puberty. D) in the fetus.
A patient had a goiter near his Adam's apple. Which simple dietary remedy did the patient's physician prescribe?
A. Lean proteins B. Iodized salt C. Unsaturated fat D. Whole grains
An embryonic septum that develops within the bulbus cordis and truncus arteriosus produces what structures?
A. The right and left atria B. The right atrium and right ventricle C. The ascending aorta and pulmonary trunk D. The right and left ventricles E. The left atrium and left ventricle
In a healthy patient, the thyroid gland
A. consists of two lobes that are connected by an isthmus. B. does not move with the thyroid cartilage when swallowing. C. secretes thyroxine, which slows down the metabolic rate. D. is clearly visible and easily palpated.