What type of cell connections is found between endothelial cells of capillaries?
A. Tight junctions
B. Gap junctions
C. Intercalated disks
D. Adhesion junction
Answer: A
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If there is a stroke in the motor portion of the left side of the brain, it affects muscles of the right side of the body. Why?
A. The fibers of the corticospinal tracts are ipsilateral. B. The fibers of the corticospinal tracts are contralateral. C. The fibers of the corticospinal tracts are unilateral. D. The fibers in the motor tracts do not decussate. E. The fibers of the tectospinal tracts are contralateral.
The kidneys maintain proper __________ volume, which is important in the long-term regulation of arterial __________
Fill in the blank(s) with correct word
Which of the following nerves carries pain sensation from the temporomandibular joint?
A. Lingual nerve B. Inferior alveolar nerve C. Posterior superior alveolar nerve D. Long buccal nerve E. Auriculotemporal nerve
Which of the following is not a reason muscular weakness tends to develop in old age?
A) The myocytes of aged muscle no longer synthesize myosin. B) Aged muscle has less glycogen, myoglobin, and creatine phosphate. C) There are fewer and smaller mitochondria in aged muscle. D) There are fewer motor neurons in the spinal cord. E) Aged muscle fibers have fewer myofibrils.