Exam Name___________________________________ MULTIPLE CHOICE.Choose the one alternative that best completes the statement or answers the question. 1)Olfactory glands1) A)react to aromatic molecules. B)group as olfactory bulbs. C)support the olfactory epithelium. D)house the sense of smell. E)coat the olfactory epithelium with a pigmented mucus.

2) Olfactory information is first received by which part of the brain? 2)

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3) Before an olfactory receptor can detect an odorant, it has to 3)

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4) Which of the following is trueof olfactory discrimination?4)

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5) All of the following are true of olfactory pathways exceptwhich one?5) A)Neurons from the olfactory epithelium synapse in the olfactory bulb. B)The limbic system-olfactory pathway connection means that there are close ties between experiences and memories with smell. C)Information flows to the olfactory cortex, hypothalamus, and limbic system. D)They project first to the occipital lobes and then to the thalamus. E)They reach the forebrain without first synapsing in the thalamus.

6)Some neural tissues retain stem cells and thus the capacity to divide and replace lost neurons.Which of these special senses can replace its damaged neural receptors?6)

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7)A normal, relaxed inhalation carries about ________ of the inhaled air to the olfactory organs.7)

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8) How would a molecule that mimics cAMP affect an olfactory receptor? 8)

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9)Olfactory receptors send axons through the cribriform plate. They synapse on neurons in the9) A)olfactory bulb. B)medulla oblongata. C)olfactory tract. D)cerebral cortex. E)medial geniculate.