What is the best explanation for the microvilli on the apical surface of the proximal convoluted tubule (PCT)?
A) They increase the surface area and allow for a greater volume of filtrate components to be reabsorbed.
B) Their movements propel the filtrate through the tubules.
C) They increase the amount of surface area that comes in contact with the blood's plasma to help activly excrete toxins.
D) They hold on to enzymes that cleanse the filtrate before reabsorption.
A
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Knowing the structure of the neuron, when a signal travels from a motor neuron to a skeletal muscle, the nerve signal must travel from
A. the axon of the motor neuron down to the neuroglia, and then from the neuroglia to the dendrites of the muscle. B. the neuroglia of the motor neuron down the axon, and then from the axon of the neuron to the muscle. C. the axon of the motor neuron down to the dendrites, and then from the dendrites of the neuron to the muscle. D. the dendrites of the motor neuron down the axon, and then from the axon of the neuron to the muscle.
Which of the following laryngeal cartilages is the largest?
A. The thyroid cartilage B. The corniculate cartilage C. The arytenoid cartilage D. The epiglottic cartilage E. The cricoid cartilage
What chemical signal released by healthy endothelial tissue prevents overgrowth of platelet plugs?
a. ATP b. fibrinogen c. prostacyclin d. thromboxane e. thrombopoietin
Mean arterial pressure = ____________________ x ____________________
Fill in the blank(s) with correct word