Examlex
What is the symbol for the ion formed by magnesium?
Diaphragm
A dome-shaped, flexible barrier that covers the cervix to prevent pregnancy.
Sponge
A porous material used for cleaning or absorbing liquids, or a simple aquatic sea animal from which the material is traditionally derived.
Hormonal Method
A form of birth control that uses hormones to regulate or stop ovulation and prevent pregnancy.
Implanon
A brand of contraceptive implant that releases hormones to prevent pregnancy.
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