Answer to Question 1
B
The major histocompatibility complex molecules from one individual are recognized as foreign by the immune system, and when an attempt is made to transplant organs between individuals who are not identical twins, immune rejection of the transplant is likely.
Cytotoxic lymphocytes are not responsible for organ rejection in which anesthetics are is in-volved.
The body does not typically have an allergic response to its own natural immunosuppressants.
The immune system does activate against foreign antigens after organ transplantation.
Answer to Question 2
D
Approximately 80 of ingested alcohol is absorbed from the small intestines.
Approximately 20 of ingested alcohol is absorbed from the stomach.
Absorption of alcohol does not take place in the liver, the location of metabolism, or the kidneys.