The larynx is supported by nine pieces of cartilage. Which cartilages occur in pairs?
A. Thyroid and corniculate
B. Corniculate and cuneiform
C. Corniculate, cuneiform, and arytenoid
D. Cricoid, corniculate, and arytenoid
E. Arytenoid and cuneiform
Answer: C
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A) neuroglia with varied functions. B) extremely long cells. C) the ability to transmit electrical impulses. D) cells with branching processes. E) All of the answers are correct.
A mRNA containing introns is a ________.
A. proenzyme B. pre-mRNA C. gene D. codon E. ribosomal RNA (rRNA)
The pharynx ________
A) serves as a common passageway for air to the larynx and food to the esophagus B) serves as a passageway for air to the larynx C) consists of two pharyngeal regions D) serves as a passageway for food to the esophagus
Fats should account for about ________ percent of the daily caloric intake
A) 30 B) 60 C) 10 D) 5 E) 80