Movement of the elbow joint movement is limited to __________.
A. pronation and supination
B. flexion and extension
C. supination and flexion
D. extension and pronation
Answer: B. flexion and extension
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Kidneys are often difficult to see without dissection because they are surrounded by a layer of fat. What is the significance of this fat?
A) It provides cushioning or padding for protection from sudden jolts or other injuries. B) There is no special significance; this fat stores energy as do other fat deposits in the abdominal cavity. C) This fat cools the kidneys during active filtration. D) It expands for storage of additional urine once the bladder is full; it acts as a sponge. E) None of the answers are correct.
Upregulation of a target cell can occur in response to
A) prolonged increase in the level of a hormone. B) signals from antagonistic hormone products. C) prolonged decrease in the level of a hormone. D) signals from the posterior pituitary.
The prostaglandins produced in the endometrium
A) initiate the release of oxytocin for parturition. B) stimulate smooth muscle contractions. C) initiate secretory activity in the mammary glands. D) constrict the cervix. E) None of the answers is correct.
The acetabular ________ is a lip of connective tissue that deepens the socket of the hip and helps stabilize the joint.
Fill in the blank(s) with the appropriate word(s).