Which is not correct regarding nephrons?
A. The renal corpuscle may be located in the renal cortex or renal medulla.
B. The nephron is the functional filtration unit in the kidney.
C. The renal tubule is composed of the proximal convoluted tubule, nephron loop, and distal convoluted tubule.
D. The renal corpuscle includes the glomerulus and the glomerular capsule.
E. Eighty-five percent of nephrons are cortical nephrons.
Answer: A
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A. platelet plug B. blood clot C. vascular spasm D. fibrinolysis
After an impulse, the ________ refractory period is the time when it is possible to initiate another impulse, but it requires a stronger than usual stimulus.
Fill in the blank(s) with the appropriate word(s).
Sprains are tears or breaks in ligaments
Indicate whether the statement is true or false.
Axons of the corticobulbar tracts
A. do not pass through the spinal cord, as they synapse with lower motor neurons in brainstem cranial nuclei. B. do not pass through the spinal cord, as they synapse with cerebellar Purkinje cells. C. descend in the anterior funiculus of the spinal cord and synapse with lateral horn motor neurons. D. descend in the lateral funiculus of the spinal cord and synapse with anterior horn motor neurons. E. connect the supplementary motor cortex with the primary motor cortex.