In the signal transduction pathway that results in the formation of inositol triphosphate, the G protein directly activates
A. calmodulin.
B. protein kinase A.
C. adenylate cyclase.
D. phospholipase C.
Answer: D
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Your comprehension of these written words involves which of the following?
A. The occipital lobe B. The postcentral gyrus C. The Purkinje cells of the cerebellum D. The Wernicke area E. The precentral gyrus
The multiple nuclei in skeletal muscle cells are the result of the
A. action of testosterone on mesenchyme cell. B. fusion of myoblasts. C. cytokinesis of embryonic satellite cells. D. stimulation of fibroblasts by hormones. E. spontaneous development of nuclei in embryonic cells.
Branches of the popliteal artery include the
A) femoral artery. B) anterior tibial artery. C) iliac artery. D) dorsalis pedis. E) plantar arch.
A hematoma can result from a high PSA block if the needle penetrates the
A. parotid salivary gland. B. pterygoid plexus of veins. C. floor of the nose. D. facial nerve (CN VII). E. inferior alveolar artery.