Which of the following terms best describes the antagonism of leukotrienes' bronchoconstrictor effect (mediated at the leukotriene receptors) by terbutaline (acting at the adrenoceptors) in a patient with asthma ?: (A) Pharmacologic antagonist, (B) Partial agonist, (C) Physiologic antagonist, (D) Chemical antagonist
Answer is C. None