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(A) Lymphatic vessel with valves within tissue cells; (B) photomicrograph of lymphatic vessel with v
Benign prostatic hyperplasia. The condition results when an inner capsule of nonfunctional prostate
Vessel with birth scene, Peru, Moche culture.
Early cities were small economic centers surrounded by walls to keep out enemies. These cities had ...
An angiogram that illustrates narrowing of the carotid artery (see arrow), the main pathway of blood ...
(a) In amniocentesis, a syringe needle is inserted through the walls of the abdomen and uterus to co