In transfusion medicine, what is the definition of neutralization?
a. Inactivation of an antibody by adsorption onto red blood cells
b. Inactivation of an antibody by combination with a soluble antigen
c. Inactivation of an antigen by a genetic mutation
d. Inactivation of an antigen by combination with a plasma antibody
Answer: b
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The cell cycle contains four phases: G1, S, G2, and mitosis. Which phase must be active to study human chromosomes?
a. S b. G2 c. G1 d. Mitosis
The dorsal cavity is one long, continuous cavity
Indicate whether the statement is true or false
Solve the calculations using Arabic numbers. LXXIII + IV =
Fill in the blank(s) with the appropriate word(s).
What is the most common cause of failure of a PSA nerve block?
A) Deposition of solution too far away from the PSA foramina B) Incorrect needle length and gauge C) Inadequate volume of solution D) Intravascular injection