Approximately what percent of the oxygen in blood is transported by the hemoglobin of erythrocytes?
A. 75%
B. 98%
C. 50%
D. 33%
E. 66%
Answer: B
Anatomy & Physiology
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A patient with a traumatic head injury may exhibit vomiting as a result of irritation of nuclei in the
A. pons. B. cerebellum. C. medulla oblongata. D. corpora quadrigemina. E. midbrain.
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An atom with 12 electrons, 13 neutrons, and 11 protons is a(n) ________
A) isotope B) cation C) anion D) free radical
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Which of the following is most inferior?
A.) Pleural cavity B.) Cranial cavity C.) Diaphragm D.) Mediastinum E.) Pelvic cavity
Anatomy & Physiology