The Reproductive System Flashcards
what produces sex cells?
Meiosis
What is the tip of the sperm called?
Acrosome
How many chromosomes are in sex cells?
23
What does meiosis create?
Haploid cells
Sex cells
What does mitosis create?
All other cells
Diploid cells
How many chromosomes are in a diploid cell?
46
When a stem cell matures and starts diving, what does it form?
4 sperm
What does oogenesis create?
1 ovum
Haploid
Where does the sperm fertilize the egg?
Uterine tubes/Fallopian tubes
What are fimbriae?
Finger like projections at the end of the Fallopian tubes. They catch the egg
What is the breast mostly made of?
Adipose tissue
What is the areola?
Dark area around the nipple
What is gonad?
Generic term for sex organs
What is a mature male sex cell?
Sperm, male gamete
Wha is the primary 3 functions of the reproductive system?
Perpetuate life
Secrete hormones
Sexual gratification
What is spermatogenesis?
Formation of sperm in testis p
What is the epididymis?
Coiled tube where sperm go to mature
What are the major male sex organs?
Testis Seminal vesicle Prostate gland Bulbourethral gland/Cowper's gland Urethra Epididymis
Sperm are formed in the _____ and mature in the ______.
Testis
Epididymis
What is the uterus?
A pear shaped muscular organ
What is the cervix?
Narrow lower portion, neck
What is the upper rounded portion of the uterus?
Fundus
What are the 3 layers of the uterus?
Perimetrium (outer)
Myometrium (middle)
Endometrium (inner)
What is another name for the Fallopian tubes?
Oviduct
What contains immature ova or eggs?
Ovaries
What is the birth canal?
Vagina
What is the menstrual cycle?
Cyclical release of the uterine lining about every 28 days.
What are the three phases of the menstrual cycle?
Secretory (hormones released)
Proliferative (endometrium forms)
Menses (if egg isn’t fertilized, shedding of lining)