Gen Anatomy urogenital system 8% Flashcards
What arises from the posterior mesoderm?
kidney
What is the functional unit of a kidney?
nephron
What system is the kidney the start of?
Urinary system
Which kidney is lower and why?
Right is lower because the liver displaces it
What surrounds the kidneys?
perirenal fat border
Where are the renal pyramids located in the kidney?
medulla
What is the pathway that sperm travels?
seminiferous tubules –> rete testis –> efferent ductules –> head –> tail epididymis –> vas deferens which joins the urethra at the prosta te
What is the pH of semen?
7.2
What is the process of spermatogenesis (from outside –> inside)?
Spermatogonia –> primary spermatocyte –> secondary spermatocyte –> spermatids –> spermatozoa
What are the supporting cells of sertoli in spermatogenesis?
Sustentacular cells
What makes testosterone during spermatogenesis?
Interstitial cells of Leydig
What are the hormones involved with the male urogenital system?
- Follicle stimulating hormone (FSH)
2. Lutenizing Hormone (LH)
What is the function of FSH in males?
controls spermatogenesis (where sertoli cells nurture immature sperm)
What is the function of LH in males?
causes the secreting testosterone by interstitial cells of leydig
What are the primary reproductive organs in females?
ovaries
What do the ovaries produce?
Estrogen & Progesterone
What anchors the ovaries medially to the uterus?
Ovarian ligament
What connects the ovaries laterally to the pelvic wall?
Suspensory ligament
What supports the uterine tubes, uterus, & vagina?
Broad ligament
What is the strongest ligament of the vagina?
a. ovarian ligament
b. suspensory ligament
c. Broad ligament
c. Broad ligament
What is the pedominate hormone in pregnancy?
a. Estrogen
b. Progesterone
b. Progesterone
In what order are estrogen and progesterone secreted by the corpus luteum?
1st = estrogen 2nd = progesterone
Which hormone is involved in proliferation?
a. Estrogen
b. Progesterone
a. estrogen
Which hormone is involved in secretion?
b. progesterone
What secretes estrogen and progesterone?
corpus luteum
What is the salpinx?
uterine tube
Where does the egg sit waiting for sperm to fertilize it?
ampulla
What holds the ovary?
fimbria
What are the 3 parts of the broad ligamnet?
- mesosalpinx
- mesovarium
- mesometrium
What hormone is the “food” building the lining of the vagina?
estrogen
What hormone is the “organizer” secretory?
progesterone
What causes enlargement of the uterus?
estrogen
What hormone maintains and prevents degeneration of reproductive organs?
a. Estrogen
b. Progesterone
c. FSH
d. HCG
e. LH
a. Estrogen
What hormone is secreted by the corpus luteum during the 1st half of menstrual cycle?
a. Estrogen
b. Progesterone
c. FSH
d. HCG
e. LH
a. Estrogen
What hormone is secreted by the corpus luteum during the 2nd half of menstrual cycle?
a. Estrogen
b. Progesterone
c. FSH
d. HCG
e. LH
b. Progesterone
What hormone matures follicle & proliferation in nongravid uterus?
a. Estrogen
b. Progesterone
c. FSH
d. HCG
e. LH
c. FSH
What hormone stimulates pre-ovulating follicle causing rupture of follicle & OVULATION (secretory phase of endometrium)
a. Estrogen
b. Progesterone
c. FSH
d. HCG
e. LH
e. LH
What hormone maintains the corpus luteum?
a. Estrogen
b. Progesterone
c. FSH
d. HCG
e. LH
d. (HCG) Human chorionic gonadotropin
What hormone is the most frequently detected in home pregnancy tests?
a. Estrogen
b. Progesterone
c. FSH
d. HCG
e. LH
e. HCG
What hormones will increase from their normal monthly patterns if egg becomes fertilized?
estrogen & progesterone
