Which of the following pertaining to lung (bronchiogenic) carcinoma is least likely?
A) a persistent cough
B) spitting of blood (hemoptysis)
C) metastasis to bronchopulmonary nodes
D) enlarged supraclavicular nodes
E) enlarged axillary nodes
Ans: E
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The directional term that means "in back of" or "toward the back surface" is
A. posterior.?B. caudal.?C. cephalic.?D. anterior.?E. proximal.
Which type of joint is the hip joint?
A) hinge B) ball-and-socket C) saddle D) ellipsoidal
Vomiting causes the loss of acid from the body, and is often accompanied by a rise in blood pH. How does the ventilatory system compensate?
What will be an ideal response?
Which of the following situations occurs in electrically excitable cells?
A. Depolarization causes voltage-gated sodium ion channels to open. B. Sodium ion channels are opened by high extracellular calcium levels. C. The sodium-potassium pump moves sodium into the cell. D. When Na+ ion channels open, K+ ion channels close. E. The opening and closing of ligand-gated channels cause depolarization.