The ridge of oral mucosa that surrounds the base of a tooth is the
A) vestibule.
B) gingiva.
C) alveolus.
D) uvula.
E) faux.
B
Anatomy & Physiology
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Each neuron in the CNS may receive input from
A. about 10 dendrites. B. thousands of axons. C. one synaptic knob at each end. D. only one synaptic knob.
Anatomy & Physiology
Fertilization normally occurs in the
A) uterine tube. B) vagina. C) uterus. D) peritoneal cavity.
Anatomy & Physiology
Which part of the hemoglobin molecule directly interacts with oxygen?
a. globin b. the sodium ion c. the porphyrin d. the iron ion
Anatomy & Physiology
Normal alveolar PO2 is ________.
A. 40 mm Hg B. 100 mm Hg C. 105 mm Hg D. 46 mm Hg
Anatomy & Physiology