Injections of isoproterenol and/or phenylephrine into the lateral hypothalamus of the rat show that A) NE is involved in hunger. B) α₁- and β-receptors are involved in wakefulness. C) α₁- and β-receptors are involved in sedation. D) NE is important in pupil dilation.

Question

Quizplus · Accepted Answer

Isoproterenol and phenylephrine are adrenergic agonists that act on β-receptors and α₁-receptors, respectively, which are known to be involved in promoting wakefulness.

Injections of Isoproterenol And/or Phenylephrine into the Lateral Hypothalamus of the Rat