This gradient is maintained by the use of metabolic energy through ion pumping, and its existence allows cells to use transient increases in the intracellular Ca 2+ concentration as signals, which regulate cell function.
The legal status of abortion is an important indicator of women's ability to enjoy their reproductive rights. Legal restrictions on abortion often cause high levels of illegal and unsafe abortion, and there is a proven link between unsafe abortion and maternal mortality.he legal status of abortion is an important indicator of women's ability to enjoy their reproductive rights. Legal restrictions on abortion often cause high levels of illegal and unsafe abortion, and there is a proven link between unsafe abortion and maternal mortality.
Download article as a PDF. Abortion occurs when an embryo or fetus is expelled from a woman's body before viability-thus resulting in the death of the fetus. Abortions can be spontaneous or induced. In the legal context, discussions about abortions usually involve induced, or intentional, abortions. During the third trimester, the state's interest in protecting the potential human life outweighs the woman's right to privacy. 2  The state may prohibit abortions unless abortion is necessary to save the life or health of the mother.