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reproductive system
male and female reproductive system
| Term | Definition |
|---|---|
| Human reproduction results from the union of | a female sex cell and a male sex cell |
| The structures of the male reproductive system | The testes (testicles) are the male sex glands, also called gonads Penis |
| the male sex cells, called sperm, are produced where | he two testes, oval- or almond-shaped glands |
| the male hormone, is also produced in the testes | Testosterone |
| testosterone is needed for | needed for the functioning of the reproductive organs and for the development of the male secondary sex characteristics |
| The testes are suspended between the thighs at the base of the penis in a sac called | the scrotum |
| a coiled tube (6 m or 20 ft. in length) on the top and to the side of the testis is called | epididymis |
| shaped like a doughnut, lies just below the bladder and secretes fluid into the semen | The prostate gland |
| The urethra, contained within the penis, is the outlet for both | urine and semen |
| The penis is outside of the body and contains | erectile tissue |
| The structures of the female reproductive system are | Ovaries, fallopian tube, uterus, cervix , vagina |
| he female gonads are two almond-shaped glands called | ovaries |
| Ovaries are situated on each side of the uterus in the pelvic cavity and contain | ova, or eggs |
| what is the name of a single egg | ovum |
| one ovum (egg) is released monthly, which is called | ovulation |
| The ovaries also secrete the female hormones | estrogen and progesterone |
| When an ovum is released from an ovary, it travels through the | fallopian tube |
| a hollow, muscular organ shaped like a pear and located in the centre of the pelvic cavity behind the bladder and in front of the rectum | the uterus |
| The neck, or narrow section, of the uterus is the | cervix |
| Tissue lining the uterus is called the | endometrium |
| The uterus serves as a place for | the developing baby (fetus) |
| The cervix of the uterus projects into a muscular canal called the | vagina |
| In young girls, the external vaginal opening is partially closed by a membrane called the | hymen |
| The external genitalia of the female are referred to as | the vulva, mons pubis, symphysis pubis |
| two folds of tissue on either side of the vaginal opening | labia majora and the labia minora |
| a small, sensitive organ composed of erectile tissue and becomes hard when sexually stimulated. | clitoris |
| contained in the female breasts and produce and secrete milk after childbirth | mammary glands |
| If pregnancy does not occur, the endometrium breaks down and is discharged out of the body through the vagina. This process, called | menstruation |
| menstruation, occurs about every 28 days and is therefore called the | menstrual cycle. |
| For reproduction to occur | male sex cell (sperm) must unite with a female sex cell (ovum) |
| The uniting of the sperm and the ovum into one cell is called | fertilization |
| A sperm and an ovum have only ______ chromosomes each | 23 |
Created by:
ReneeStewart
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