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HaneyReproductive2
Question | Answer |
---|---|
What are the gametes of males and females? | Male-Sperm Female-Ova |
One sperm cell and one ovum come together during fertilization to produce a cell called ________. | Zygote |
The essential organs of reproduction in men and women are called the ____________. | Gonads |
What are the gonads in males? In females? | Male-Testes Female-Ovaries |
Sperm production is called _____________. | Spermatogenesis |
List three of testosterone's functions. | 1. Masculinization 2. Promotion and Maintenance of accessory glands 3. Muscular development and strength |
The term _____________, or seminal fluid, is used to describe the mixture of sex cells, or sperm, is produced by the testes and the secretions of the acccessory, or supportive, sex glands. | semen |
What is the order in which the sperm exits the body? | Epididymis, ductus (vas) deferens, ejaculatory duct, urethra. |
What amount of semen is ejaculated at one time? | 3 to 5 mL (about 1 teaspoon) |
The paired _________ ___________ are pouchlike glands that contribute about 60% of the seminal fluid volume. They also provide a source of energy for the highly motile sperm. | seminal vessicles |
The ____________ secretes a thin, milk-colored, fluid that constitutes about 30% of the total seminal fluid volume. | Prostate |
The ___________ glands (cowper's glands) serve two protective functions: 1. neutralize residue of sperm 2. lubricate urethra | Bulbourthral glands |
Ovaries produce the female sex cells. or ova, and the hormones _________ and _____________. | Estrogen and Progesterone |
The production of female sex cells is called __________. | Oogenesis |
The two _________ ________ serve as ducts for the ovaries, even though they are not attached to them. | uterine tubes fallopian tubes oviducts |
The outer end of each oviduct terminates in an expanded, funnel-shaped structure that has fringe-like projections called __________. | Fimbrae |
What is the vaginal orifice? | Vestibule |
The first menses, or menstrual flow, is referred to as the ________. | Menarche |
The three periods of time in each menstrual cycle are called the __________, _________________, and _______________. | 1. Menses 2. Proliferative Phase 3. Secretory Phase |
The ____________ phase begins after the menstrual flow ends and lasts until ovulation. | Proliferative Phase |
The ___________ phase begins at ovulation and lasts until the next menses begins. | Secretory Phase |
During the __________ phase, the uterine lining reaches its greatest thickness and the ovary secretes its highest levels of progesterone. | Secretory Phase |
During the _________ phase, the follicles mature, the uterine lining thickens, and estrogen secretion increases to its highest level. | Proliferative Phase |
In a 28-day cycle, ovulation occurs around day __ of the cycle. | day 14 |
What is the "ovulating hormone"? | Leutinizing Hormone (LH) |
What causes menstruation? | A sudden, sharp decrease in estrogen and progesterone secretion |
Ovulation is caused by the combined actions of _____ and ___. | FSH and LH |