The process of…. The uterine vein refers to a group of blood vessels found near the genitalia on the female body. These veins are considered part of a network of blood…. The jejunum is one of three sections that make up the small intestine. Learn about its function and anatomy, as well as the conditions that can affect….
Health Conditions Discover Plan Connect. Read this next. Vagina Overview. Medically reviewed by Debra Sullivan, Ph. Female Urethra Overview.
Medically reviewed by Elaine K. Luo, M. If the egg is not fertilized, it will be shed during the next cycle of menstrual bleeding. The lumbar vertebrae are the largest movable bones of the backbone. Their large size and bone strength is necessary because these vertebrae support…. Trachea The trachea, also called the windpipe, is part of the passageway that supplies air to the lungs. Any prolonged blockage, even for a few….
Your legs are two of your most important body parts. They allow you to move and provide support for your upper body. The ductus deferens, or the vas deferens, is a male anatomical part; there are two of these ducts and their purpose is to carry ejaculatory sperm out…. Humans are sexual, meaning that both a male and a female are needed to reproduce. Each is equipped with specific organs capable of producing specific….
The following are descriptions of three species of pathogenic bacteria that rely on their fimbriae to cause disease. Page last updated:. Microsoft Explorer or Apple Safari. Science Prof Online. Long, thin flagella are used by some bacteria to move about. Sex pili allow bacteria to share genes. Shorter extensions, called fimbriae singular fimbria , enable bacteria to adhere to surfaces and potentially infect the cells of their host. Gram-negative Bacterial Fimbriae. Most Gram-negative bacteria have these short, fine appendages surrounding the cell.
In contrast, Gram-positive bacteria never have fimbriae.
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