Drug metabolism refers to
a. the chemical changes that the drug goes through in the body
b. inactivation of the drug in the body
c. an increase in activity of the drug in the body
d. the activity of the drug at its site of action
Question 2
The blood brain barrier is primarily the result of
a. a number of astrocyte cells between the brain's extracellular space and the neurons
b. the brain capillaries' tightly packed endothelial cells and minimal pores
c. brain capillaries being separated from the blood vessels of the rest of the body
d. glial feet lining the brain's extracellular space
Body plan of an echinoderm, as represented by a sea star.
) Intradermal drug administration: (c) the needle is inserted, bevel up at 10–15°
Potency and efficacy: (a) drug A has a higher potency than drug B; (b) drug A has a higher efficacy
Chemical structures of four amino acids
Drug Approval Stages
Drug Action Through Channels, via Voltage Changes or Chemicals