Examlex
What is the term for the absorption lines in the visible portion of the spectrum of a star that are produced by hydrogen?
Placenta Previa
A pregnancy condition where the placenta covers the cervix, potentially causing complications during delivery.
Implantation
The process by which a fertilized egg attaches itself to the lining of the uterus where it can then begin to grow and develop into a fetus.
Uterine Wall
The muscular layer of the uterus, consisting of the endometrium, myometrium, and perimetrium, crucial for menstrual cycle and pregnancy.
Thymus
Bilobed lymph organ located in the inferior neck and superior mediastinum; secretes the hormone thymosin.
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