A continuous capillary differs from a fenestrated capillary because
A) the endothelium is a complete lining, with endothelial cells connected by tight junctions and anchoring junctions, which is untrue for a fenestrated capillary.
B) this is a classification by location only, and does not have any structural significance.
C) a continuous capillary has a continuous media and externa; a fenestrated one does not.
D) a continuous capillary has pores arranged in an ordered pattern; a fenestrated one does not.
E) All of the answers are correct.
A) the endothelium is a complete lining, with endothelial cells connected by tight junctions and anchoring junctions, which is untrue for a fenestrated capillary.
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The patellar surface is found on the ____________________.
Fill in the blank(s) with the appropriate word(s).
Which electrolyte is never secreted into the filtrate?
A. Chloride B. Potassium C. Calcium D. Sodium
Our perception of the pull of gravity and linear acceleration is the result of
A) the pressure exerted by the otolithic organ on hair cells of the maculae. B) changes in the pressure exerted by the cupula on hair cells. C) vibrations of the tectorial membrane striking hair cells. D) the movement of the otolithic organ within the ampullae of the semicircular canals.
Crossing over is important for ________.
increasing genetic variability preventing mutations limiting genetic recombination maintaining chromosome structure