Chapter 17 Terms Male Flashcards
(30 cards)
A membranous sac on the head of a sperm cell that contains enzymes that facilitate sperm penetration in to the egg during fertilization.
Acrosome
Synthetic hormones that mimic testosterone and stimulate the body to build muscle and increase strength. Abusing this can have many dangerous side effects.
Anabolic Steroids
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Anterior Pituitary
Male accessory reproductive glands that release a clear slippery liquid immediately before ejaculation.
Bulbourethral Glands
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Ejaculation
A gland that lacks ducts and releases its products (hormones) into the fluid just outside the cell.
Endocrine Glands
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Epididymis
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Erectile Tissue
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Erection
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FSH
Reproductive cells (sperm and egg) that contains only one copy of each chromosome. A sperm and egg fuse at fertilization, producing a zygote.
Gametes
An ovary in a female or a testis in a male. The gonads produce gametes (sperm and egg) and sex hormones.
Gonads
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Hernia
Chemical messengers released by cells of the endocrine system that travels through the circulatory system to affect receptive target cells.
Hormones
A passage through the abdominal wall through which the testes pass in their descent to the scrotum.
Inguinal Canal
Cells located between the seminiferous tubules in the testes that produce the steroid sex hormones, collectively called androgens.
Interstitial cells
A hormone secreted by the anterior pituitary gland that in females stimulates ovulation and the formation of the corpus luteum (which produces estrogen and progesterone)and prepares the mammary glands for milk.
LH (luteinizing hormone)
An accessory reproductive gland in males that surround the urethra as it passes from the bladder. Its secretions contribute to semen and serve to activate the sperm and to counteract the acidity of the female reproductive tract.
Prostate Gland
A loose fleshy sac containing the testes.
Scrotum
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Secondary sex characteristics
The fluid expelled from the penis during a male orgasm. Consists of sperm and the secretions of the accessory glands.
Semen
A pair of male accessory reproductive glands located posterior to the urinary bladder. Their secretions contribute to semen and serve to nourish the sperm cells, reduce acidity in the vagina, and coagulate sperm.
Seminal Vesicles
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Seminiferous Tubules
The series of events within the seminiferous tubules that gives rise to physically mature sperm from germ cells. It involves meiosis and maturation.
Spermatogenesis