Carbon dioxide is transported by all the following means except ________.

A. dissolved gas
B. bicarbonate ions
C. carbonate
D. carbonic acid
E. carbaminohemoglobin


Answer: C

Anatomy & Physiology

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The incisive foramen and palatine process are features of which bone?

A. Palatine bone B. Vomer C. Maxilla D. Temporal bone E. Mandible

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Where is the highest concentration of bicarbonate ion found?

A. plasma B. intracellular fluid C. interstitial fluid D. lymph

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Which germ layer are the tonsils derived from?

A. ectoderm B. mesoderm C. endoderm

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