試題詳解

46. Which of the following statement is true?
(A) The view that our noses may play a more important role than our ears and eyes has never been empirically established by any research.
(B) All young people would undoubtedly prefer losing access to cellphones over losing their sense of smell.
(C) Humans can detect different scents because we have a variety of odor receptors, through which signals of the sensory neurons are transmitted to the base of the forebrain and then to other parts of the brain.
(D) We can compare odor molecules to a lock, and (odor) receptors can be referred to as keys that are used to open the lock.