all the nerve cells and nervous tissues in an organism, including, in the vertebrates, the brain, spinal cord, ganglia, nerves, and nerve centers: it coordinates and controls responses to stimuli and conditions behavior and consciousness.
Cervical polyps are small, elongated tumors that grow on the cervix. The cervix is the narrow canal at the bottom of the uterus that extends into the vagina. The cervix connects the uterine cavity and the upper portion of the vagina. It acts as the passageway for sperm to fertilize an egg, which could result in pregnancy. During labor, the cervix becomes thinner and wider.
Cervix of Uterus. The cervix of the uterus is the tapered inferior region of the uterus. Its name, cervix, comes from the Latin word meaning âneckâ due to its role as the narrow connection between the larger body of the uterus above the vagina below. The cervix plays vital roles in the control of movement into and out of the uterus, protection of the fetus during pregnancy, and the delivery of the fetus during childbirth.