If you were to reach out your hand to receive a set of keys from someone, what movements of your forearm and hand would be involved?
A. Pronation and adduction
B. Supination and extension
C. Depression and flexion
D. Protraction and rotation
E. Eversion and abduction
B
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Which of the following statements about larger lymphatics is incorrect?
A. They have thicker walls than veins. B. They have valves. C. The tunica media has smooth muscle and elastic fibers. D. The tunica externa is relatively thin. E. The endothelium of the tunica interna is similar to that of veins.
Lysozyme is
A. an enzyme found in body fluids that destroys certain bacteria. B. a type of antibody that attracts a phagocyte. C. an antigen. D. a bacteria. E. a cytokine produced by T cells.
Which of the following would increase resistance to blood flow?
A. a decrease in the length of the vessel B. a decrease in the number of red blood cells C. a decrease in blood viscosity D. a decrease in the radius of the vessel E. a decreased hematocrit
The duplication of DNA is called ________, the copying of DNA to mRNA is called ________, and the reading of the mRNA by the cell to make a protein is called ________
A) replication; transcription; translation B) interphase; replication; active transport C) replication; translation; transcription D) mitosis; duplication; protein synthesis E) reproduction; duplication; initiation