Examlex
When a B cell binds an antigen, it undergoes clonal selection, and B cells that don't present the appropriate antibody die.
Afferent Arteriole
Branch of an interlobular artery of the kidney that conveys blood to the glomerulus.
Arcuate Artery
Artery that originates from the interlobar arteries of the kidney and forms an arch between the cortex and medulla of the kidney.
Simple Cuboidal Epithelium
A single layer of cube-shaped cells common in glandular ducts and parts of the kidney, specialized for secretion and absorption.
Proximal Convoluted Tubule
A segment of the nephron in the kidney which reabsorbs water, ions, and nutrients from the filtrate.
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