The narrow passageways that contain cytoplasmic extensions of osteocytes are called
A) central canals.
B) lacunae.
C) canaliculi.
D) medullary cavities.
E) foramina.
Answer: C
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Which of the following is NOT a method of CO2 transport in the blood?
A. As bicarbonate ions in the plasma B. Held in the depression of a red blood cell C. Dissolved in the plasma D. Combined with hemoglobin
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A. Frontal belly of the occipitofrontalis B. Sternocleidomastoid C. Temporalis D. Risorius E. Nasalis
Where is the G-protein complex when a regulatory molecule is not bound to its receptor?
A. The three subunits are together but not attached to the inner surface of the receptor. B. The beta and gamma subunits are attached to the inner surface of the receptor. C. The three subunits are together AND attached to the inner surface of the receptor. D. The alpha subunit is attached to the inner surface of the receptor.