What connects the pharynx to the trachea?

A.   Esophagus
B.   Bronchi
C.   Alveolar ducts
D.   Larynx
E.   Nasal cavity

D

Anatomy & Physiology

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An infectious disorder that causes alveoli to fill with fluid is __________.

Fill in the blank(s) with the appropriate word(s).

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HIV weakens the immune system by

A) overwhelming it with infection. B) destroying antibodies. C) attacking T cells. D) attacking B cells. E) All of the answers are correct.

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Anatomy & Physiology

Metabolic ____________ has a [HCO3-]/[CO2] ratio greater than 20/1 arising from an increase in [HCO3-]

Fill in the blank(s) with correct word

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Blood flow through capillaries is regulated by

A. one-way valves in the veins. B. precapillary sphincters. C. skeletal muscle contraction. D. elastic valves. E. the tunica intima.

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Anatomy & Physiology