The C cells of the thyroid gland produce
A) thyroxine.
B) TSH.
C) calcitonin.
D) PTH.
E) triiodothyronine.
Answer: C
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What do a synchondrosis joint and a symphysis joint have in common?
A. They both have cartilage between the bones B. They are both diarthrotic C. They are both synarthrotic D. They both have bones bound by collagenous fibers
In the following illustration, the arrow traverses the:
A) transverse pericardial sinus. B) oblique pericardial sinus. C) costopericardial recess. D) pericardial venous sinus. E) sinus venosus.
The parathyroid gland, which secretes parathyroid hormone, is an organ comprising mainly tissue
a. nervous b. muscle c. connective d. epithelial
Which of the following describes endocrine glands?
A) Secrete onto body surfaces B) Secrete into body cavities C) Ductless glands D) Ducted glands