Question | Answer |
genotype | genetic makeup |
phenotype | expressed in outward body |
autosomes | chromosoe that dictate body charcteristics |
homozygote | some for a particular trait |
dominant allile | expressed in single or doubl dosage |
recessive trait | must beexpressed in double dose to be present |
fertilized egg | zygot |
external genitalia | Gonads |
sperm path | eppididymis;ductus deferens;ejaculatory duct |
accessory gland male reproductive | seminal vesicle; prostate;bulbourethral gland |
darthos muscle | found in dermis of scrotum |
cremaster | liese outside of dermis of scrotumm pulls testes closer to body |
cells that form testosterone | interstitial cells |
where spermatogenesis occurs | seminiferous tubules |
maze of interconnections of straight tubules | rete teste |
connection between rete teste and epididymis | efferent ducts |
partitions formed by sepis, where semineferous bubules are located | tunica albuginea |
connective tissue capsule around each teste | septa |
controls what goes to seminiferous tubules and secretes inhibin | sustentacular cells |
acrosomal cap | the sperm portion that contains enzymes necessary for fertilization |
mitochondria of sperm is located | midpiece |
lenght of epididymis | 6 meters |
epididymis connects to | ductus deferens (connection) |
confluence of ampulla and seminal vesicle | ejaculatory duct |
seminal vesicles | produce fluids rich in fructose |
gland situated at base of penis | bulbourethral glands |
60% of percent of semen | seminal vesicles |
produce very alkaline and neutralizes acidity both in the urethra and femal tract | prostate gland |
produce a thick alkaline fluid that neutralizes and lubricates the urethra | bulbourethral gland |
normal sperm count | 20 and 50 milion per ml of semen |
normal ejaculate of semen | s - 5 ml of semen |
Seminal plasmin | enzyme with antibacterial properties |
erection is brought about by | parasympathetic nervous system |
corpus spongosum and corpus cavernosa | muscles that cause ejaculation |
LH | causes secretion of testerone by the interstitial cells |
Spermatogenesis is stimulated by | GnRH |
broad ligameent | supports ovaries |
besides broad ligament supprts ovaries | lateral ligment;cervical ligament and uterosacral ligament and round ligaments |
Three regions of uterus | body;fundus;cervix |
three layers of uterus | endometium;myometrium;permetrium |
collective name for the femal external genitalia | vulva |
extntio of labia minora encircles clitoris | prepuce |
folds that bound the vestibule | libia minora |
reddis brown region surrounds each nipple | areola |
autonomic | activation leads to hardened erectile tissues in the clitoris |
space taht form betwen oocyte and follicle | zona pellucidia |
in the part of a follicle a fluid chamber exists | antrum |
layer of follicle cells surrounding the ovum (fertilized egg) | dominant folicles |
ruptured follicle proliferate and form | corpus luteum |
copus lutume degenerates and form a scar tissue | corpus albicans |
from primoridal follicle to corpus albicans | ovarian cycle |
stimulus for follicle maturation | GnRH |
Follicular cells produce | FSH |
Endometrium secrets | FSH and LSH |
corpus luteum surpresses | endometrium secretions are surpressed by |
corpus lutem degenerates | FSH and LSH rise |
period when endometrium sloghs off and bleeding occurs | menses |
represents the begining of a new menstrual sycle | menarche |
placental hormone for milk | hpl hormone placental lactate |
hollow ball of cells that constitute the embryo | blastyocyte |
mechanism by which the embryo embeds intsle in the endometrium | implantation |
menopause occurs | age 46-54 |
cause of menopause | inactive follicles |
menopause hormones | increas Gnrf,FSH,LH and decline in estrogen and fertility |
bacteral disease that is major cause of sterility | ghonorrhea |
person whose anatomical sex and genetic sex are different | pseudohermaphrodite |
80% of women show no signs or symptoms | syphillis |
viral disease painful ulcerations of external genitalia | henital herpes |
ovulation is triggered by a large surge | of estrogen |
mensutural phase | endometrial mass mass doubles under the influence of FSH |
decrease in progesterone stimulates constriction of spiral arterioles by stimulating the release of | prostaglandins |
three main estrogens | estradiol,estrone,estriol |
milk production is stimulated byand ejection by | prolactin/oxytocin |
Fructose in seminal and citrate in prostate | fluids for atp production |
60% of volume of semen comes from | prostate |
Seminal vesicles converts testosterone to a more potent androgen calde | dihydrotestoterone |
hyaluronidase vesicle of sperm | acrusome |
blod tetis barrier is formed by | sustentacular cells |
degeneration of primary germ cells during femal fetal development is called | mesenchyme |