Knowledge center. Tetanus (or lockjaw) is a serious infection caused by Clostridium tetani bacteria which produce a toxin that affects the brain and nervous system.
The ovary is an ovum-producing reproductive organ, often found in pairs as part of the vertebrate female reproductive system. Ovaries are oval-shaped endocrine system glands, the group of glands that produce a variety of hormones human body needs to function appropriately.Ovaries are found in females, one on each side of the uterus. An ovum is a female reproductive cell.varies are oval-shaped endocrine system glands, the group of glands that produce a variety of hormones human body needs to function appropriately. Ovaries are found in females, one on each side of the uterus. An ovum is a female reproductive cell.
The innermost layer, the ovarian medulla, contains most of the vascular tissue that supports the other layers of the ovary. Function of the Ovaries. The ovaries play two central roles in the female reproductive system by acting as both glands and gonads. Acting as glands, the ovaries produce several female sex hormones including estrogens and progesterone.