Smoking destroys cilia in the respiratory passageways, such as the trachea. Which of the following is a likely consequence of damaged cilia?

A) inflammation and swelling of the tonsils
B) air is not moistened, warmed, or filtered before reaching the lungs
C) inability to propel mucus from the lungs to the throat
D) nasal congestion and postnasal drip
E) inability to produce mucus


C

Anatomy & Physiology

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The calcaneus bone of the foot is an example of a(n)

A. flat bone. B. irregular bone. C. short bone. D. long bone.

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Thirst is triggered when total body water decreases by as little as

A. 58%. B. 10%. C. 1%. D. 25%.

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Organisms that thrive in the extreme cold are known as

A) Psychrotrophs. B) Cryomorphs. C) Mesotrophs. D) Picnomorphs.

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Which structure of the brain does not receive any auditory input?

A) superior olivary nucleus of the pons B) inferior colliculi of the midbrain C) auditory cortex of the temporal lobe D) medial geniculate nucleus of the thalamus E) pineal gland of the epithalamus

Anatomy & Physiology