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

c) When administration of a proton-pump inhibitor or an H2-receptor blocker produces an immediate increase in gastric pH but ulcer healing that is delayed, because _______.

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

19. 比较下列电对中 最小的是 ( ) A ． H + /H 2 B. H 2 O/H 2 C. H 3 PO 4 /H 2 D. HCN/H 2/js/editor20150812/themes/default/images/spacer.gif

墙、柱的高厚比验算应满足____。 A: β=H0/h≤μ1μ2[β] B: β=H/h≤μ1/μ2[β] C: β=H0/h≥μ1μ2[β] D: β=H/h≥μ1/μ2[β]