Propranolol is a A: M3 receptor agonist B: α receptor agonist C: β receptor antagonist D: α receptor antagonist E: NM receptor antagonist

Propranolol (普萘洛尔) belongs to A: α receptor antagonist B: α receptor agonist C: β receptor antagonist D: β receptor agonist

The majority of cell-surface receptor is ( ).

名词解释：cardiopulmonary receptor

Mechanism of action: prazosin ()( ) A: alpha-1 receptor blocker B: beta receptor blocker C: phosphodiesterase inhibitor D: calcium channel blocker

Drops of blood pressure can lead to renin release, which is mainly because A: stretch receptor of afferent arteriole B: aortic arch baroreceptor C: osmoreceptor in hypothalamus D: cardiopulmonary receptor

Which form is transformation ( ) A: genetic substance was transmitted from donor bacterium to receptor bacterium by F pilus B: genetic substance was transmitted from donor bacterium to receptor bacterium by vector phage C: Free DNA segment from donor bacterium directly was ingested into receptor bacterium D: prophage was integrated into bacterial chromosome

中国大学MOOC: This receptor family contains ________________. Choose the best expression below.

GABA acts on the presynaptic GABAa receptor making the cell membranes hyperpolarization to inhibit the conduction of nerve.

Some nuclear receptor proteins may be activated by intracellular metabolites rather than by secreted signal molecules.