How is alveolar air different than inspired air?
A. Alveolar air has a higher PN2 than inspired air.
B. Alveolar air has a lower PCO2 than inspired air.
C. Alveolar air has a higher PH2O than inspired air.
D. Alveolar air has a higher PO2 than inspired air.
Answer: C
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In a female infant, the ovaries contain
A. primordial oocytes within corpora albicans. B. primordial oocytes within primordial follicles. C. primary oocytes within corpora lutea. D. primary oocytes within primordial follicles. E. primordial oocytes within secondary follicles.
Which of the following are common disorders of the axial skeleton? Select all that apply.
A. Spinal stenosis B. Cleft palate C. Medial epicondylitis D. Gouty arthritis E. Spondylosis
Cartilage heals slowly after an injury because
A. it has few, if any, blood vessels. B. it contains so much proteoglycan. C. it is a dead, rather than a living, tissue. D. it contains no fibroblasts. E. this tissue type is very complex.