John is a 26-year-old man who begins to notice a progressive enlargement of feet, hands, cranium, nose, and lower jaw bone. His doctor recommends a pituitary gland operation. What is the most likely diagnosis? Why?
What will be an ideal response
The diagnosis is acromegaly. The condition results from excess secretion of growth hormone from the pituitary gland postpuberty and after the epiphyseal plates of the long bones have fused.
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Which is true of blood pressure:
a. its maximal during ventricular diastole b. it decreases the farther away from the heart. c. it increases with decreasing resistance. d. it decreases with decreasing vessel diameter. e. it can be increased by direct parasympathetic activity.
Receptors
a. respond to various physical or chemical changes in their environment. b. change other forms of energy into electrical energy. c. respond more readily to their adequate stimulus. d. are found at the peripheral endings of afferent neurons. e. all of these answers.
Regions of the stomach include all of the following except
A) cardia. B) body. C) pylorus. D) ileum. E) fundus.
Functions of the hypothalamus include regulation of body temperature and water intake.
Answer the following statement true (T) or false (F)