reproductive system Flashcards
what are testes?
Listen to pronunciation. (TES-tis) One of two egg-shaped glands inside the scrotum that produce sperm and male hormones. Also called testicle.
what are vas deferens?
the duct which conveys sperm from the testicle to the urethra.
what is the prostate?
The prostate is a gland of the male reproductive system. It is located in front of the rectum and just below the bladder, the organ that stores urine. It is about the size of a chestnut and somewhat conical in shape, and consists of a base, an apex, an anterior, a posterior and two lateral surfaces.
what is the penis?
The penis is the male organ used for urination and sexual intercourse. The penis is located above the scrotum. It is made of spongy tissue and blood vessels. The shaft of the penis surrounds the urethra and is connected to the pubic bone. The foreskin covers the head (glans) of the penis.
What is the epididymis?
The epididymis is a coiled tube behind each testis. Each epididymis is linked to the ejaculatory duct by a tube called the vas deferens. This tube runs from the lower part of the scrotum into the inguinal canal. It then moves through the pelvis, behind the bladder.
what is a vasectomy?
Overview. Vasectomy is a form of male birth control that cuts the supply of sperm to your semen. It’s done by cutting and sealing the tubes that carry sperm. Vasectomy has a low risk of problems and can usually be performed in an outpatient setting under local anesthesia.
what is circumcision?
Circumcision is the removal of the foreskin from the human penis. In the most common procedure the foreskin is extended with forceps, then a circumcision device may be placed, after which the foreskin is excised.
what are the ovaries?
One of a pair of female glands in which the eggs form and the female hormones estrogen and progesterone are made. These hormones play an important role in female traits, such as breast development, body shape, and body hair. They are also involved in the menstrual cycle, fertility, and pregnancy.
what is the uterus?
The uterus, or womb, is a hollow, pear-shaped organ ln a woman’s lower stomach between the bladder and the rectum. It sheds its lining each month during menstruation. A fertilized egg (ovum) becomes implanted in the uterus, and the fetus develops.
what are the fallopian tubes?
(in a female mammal) either of a pair of tubes along which eggs travel from the ovaries to the uterus.
what is the vagina?
The vagina is where the lining of the uterus is shed during menstruation, where penetration can occur during sex and where a baby descends during childbirth. The vagina is a closed muscular canal that extends from the vulva — the outside of the female genital area — to the neck of the uterus (cervix).
what are the cervix’s?
The lower, narrow end of the uterus that forms a canal between the uterus and vagina.
what are the fraternal twins?
Fraternal twins are also dizygotic twins. They result from the fertilization of two separate eggs during the same pregnancy. Fraternal twins may be of the same or different sexes. They share half of their genes just like any other siblings.
what is the zygote?
A zygote is a eukaryotic cell formed by a fertilization event between two gametes.
what is testosterone?
a steroid hormone that stimulates development of male secondary sexual characteristics, produced mainly in the testes, but also in the ovaries and adrenal cortex.
