Ch. 28 Reproductive System Flashcards
Gonads
Sex organs
M: Testes
F: Ovaries
Gametes
Sex cells
M: Sperm cells
F: Eggs/oocyte
Somatic cells
Non-sex cells
Ex. Apotocyte, RBC, Skin cell
Cellular division used by somatic cells
Mitosis
Cell division used by sex cells/gametes
Meiosis
Process of sex cell production (produces sperm or oocyte)
Gametogenesis
Production of sperm cells
Spermatogenesis
Production of egg cells
Oogenesis
Start of her productive years
Menarche
What is the absence of periods called
Amenorrhea(bc of pregnancy)
Female reproductive years are coming to an end, ovaries are shutting down
Menopause
What is the process of ovaries releasing a mature oocyte halfway through the reproductive cycle
Ovulation
What is it called when the sperm cell and oocyte meet successfully in the fallopian tubes
Fertilization
Fertilized egg
Zygote
3 functions of vagina
-
Diff: Spermatogenesis does not start until puberty, then throughout lifetime
True
Diff: While in womb & birth, females will have all their eggs
True
Common cause of Amenorrhea
Pregnancy
What is the exocrine function of the reproductive system
Gametogenesis
What is the endocrine function of the reproductive system
Produce sex hormones
What hormone Produces milk
Prolactin
What hormone secretes milk
Oxytocin
How long is a term pregnancy (pre-term if ends before and post-term if ends after)
37 to 42 weeks
What phase is between the 2 rounds of meiosis
Interkinesis
After meiosis, the male has produced __ viable daughter cells
4
After meiosis, females have produced _ viable cells
1
What are the 3 unviable cells produced by females called
Polar bodies
What is the function of the dartos and cremaster muscles
regulate testicular temperature
What is the continuous tubule system in the testes called
Seminiferous tubule
The ejaculatory duct is formed by the fusion of which 2 ducts
vas deferens and seminal vesicle
On HOT day, where will Dartos & cremaster moves the tested?
Away from body
On COLD day, where will Dartos & cremaster moves the tested?
Toward body
Diff: penis contains 3 portions of urethra
True
How many chromosomes in Diploid?
46
How many chromosomes in Haploid?
23
What is the path of sperm travel in males beginning in the testes (St,Tr,Rt,Ed,E,Dd,Ejd,Pu,Mu,Pu)
seminiferous tubule, tubulus rectus, rete testis, efferent ductules, epididymis, ductus deferens, ejaculatory duct, prostatic urethra, membranous urethra, and penile urethra
What functions as a place for sperm to acquire motility
Epididymis
What functions as the carrier of sperm from the epididymis to the pelVic cavity
Vas deferens
What functions as the primary producer of material found in seminal fluid (semen)
Seminal vesicle
What nutrient in seminal fluid powers the sperm to move
Fructose
What functions as the producer and secretor of slightly alkaline fluid so sperm doesn’t get killed by residual urine
bulbourethral (cowper’s) gland
Where does sperm cell maturation occur
Epididymis
Location of Ejaculatory duct⭐️
Prostate gland
Location of bulbourethral gland
Root of penis
Location of Prostatic urethra
Prostate gland
Function of testes(Endo & Exo)
Endo: produce testosterone
Exo: Spermatogenesis
In males, which cells are responsible for testosterone production⭐️
interstitial cells of Leydig
What is the “guide wire” that begins the descent of the testes
gubernaculum
What term represents the failure of one or both testes dropping into the scrotum
cryptorchidism
What does the gubernaculum eventually turn into
Scrotal ligament
What cells aid in Spermatogenesis and form the blood-testis barrier
sertoli (nurse or sustentacular) cells
In sperm, the __ contains mitochondria, the __ contains DNA and the nucleus, and the __ is used for mobility
midpiece, head, flagellum
What process is flagellum acquired through
Spermiogenesis
What 5 things are included in the spermatic cord (Dd,Ta,Pp,Tn,Lv)
ductus deferens, testicular artery, pampiniform plexus (veins), testicular nerve, and lymphatic vessels
What 3 things are contained within or formed from corpus spongiosum
spongy urethra, bulb of the penis, and glans penis
What makes up the root of the penis
2 crura (corpora cavernosa) and 1 bulb (corpus spongiosum)
T/F Leutinizing hormone is going to stimulate Leydig cells
True
In males, the Parasympathetic NS is working when __ occurs, and the Sympathetic NS and Somatic NS are working when __ occurs
Erection, Ejaculation
What is the term for doing a clinical perineum incision during labor
episiotomy
Where can you find the most common site of fertilization in the fallopian tubes⭐️
Ampulla
What is the normal position for the uterus to be in
Anteverted
If the oocyte is fertilized, where in the uterus will it be implanted
Endometrium
Which pouch is located between the rectum and uterus
rectouterine pouch (pouch of douglas)
Which pouch is found between the urinary bladder and uterus
vesicouterine pouch
Which layer of the endometrium is shed during menses⭐️
Functional layer
What is the path of the oocyte from the ovary to the uterus (F,I,A,I,U)
fimbriae, infundibulum, ampulla, isthmus, uterus
A pregnancy occurring outside the uterus is called what
ectopic pregnancy
Which ligament drapes over the uterus, fallopian tubes, and ovaries
broad ligament
Which ligament is found in between the superior aspect of the uterus and labia majora
Round ligament
Which ligament is found in between the inferior aspect of the uterus and the sacrum
Uterosacral ligament
Which ligament is found in between the ovary and uterus
Ovarian ligament
Which ligament is found in between the ovary and pelvic wall
Suspensory ligament
Which section of the broad ligament covers the ovaries⭐️
Mesovarium
Which section of the broad ligament covers the fallopian tubes⭐️
mesosalpinx
Which cells produce estrogen
Theca interna cells
Right before birth for females, their meiosis division pauses in what phase
Prophase 1
Right before ovulation, meiosis division stops once again in what phase
Metaphase II
If fertilization occurs, the corpus luteum stays functional so it can provide __ during the first trimester of pregnancy
progesterone
What provides progesterone for the second and third trimesters of pregnancy⭐️
Placenta
For the ovarian cycle, the __ phase happens before ovulation and forms the mature follicle, while the __ phase happens after ovulation and forms the corpus luteum
Follicular, luteal
Which phase of the uterine cycle regenerates the functional layer of the endometrium
proliferative phase (second)
Which phase of the uterine cycle gets rid of the products from the last cycle
Menses(first)
Which phase of the uterine cycle Secretes products to make the endometrium suitable for embedding an egg if it becomes fertilized
secretory phase (third)
If fertilization does not occur, the corpus luteum degenerates into what
Corpus albicans
What is another name for corpus luteum
Yellow body
What is another name for corpus albicans
White body
What hormone surge happens around the time of ovulation
LH surge
Females are born with their life supply of oocytes that are called what
primordial follicles
T/F During ovulation, the oocyte of the Graafian follicle is expelled, leaving the follicle behind to become the corpus luteum
True
What are the homologous structures in M/F that have erectile tissue
Penis and Clitoris
What are the homologous structures in M/F that are discolored
Scrotum and Labia majora
What homologous structure in M/F shares the same name
Prepuce
T/F: Erection is under the influence of the parasympathetic nervous system.
True
This is a homologue structure to the scrotum
Labia majora
This holds the uteRus in an anteverted position
Round ligament of uterus
This portion of the uterus shed and passes as menses
Endometrium
This is the main sourCe of progesterone in the first trimester of pregnancy
Corpus luteum
These are finger-liked structures of the oviduct
Fimbrae
First half and second half of ovarian cycle
First- Follicular phase
Second- Luteal phase
In the uterine cycle, days 5-14 is considered this.
Proliferative phase
T/F: The passage of menses from days 1-5 is menses from this current cycle.
False
This space is located in between the urinary bladder and the uterus
Vesicouterine pouch
What is the Renal Blood Flow Rate with a Cardiac output of 4000mL and a Renal Fraction of 20%?(multiply)
800 mL
Largest contributor to Seminal fluid
Seminal vesicles
3 ligaments of ovary (OSM)
• Ovarian ligament: found in between
the ovary and the uterus.
• Suspensory ligament: found in between the ovary and the pelvic wall
• Mesovarium: the broad ligament
portion of the ovary.
Portions of Fallopian tube(FIAI)
• Fimbriae: long thin finger-liked processes that extend over the ovary.
• Infundibulum: distal portion of the fallopian tube from the uterus.
• Ampulla: widest portion and the most common site of fertilization.
• Isthmus: portion closest to the uterus
At lunchtime, man goes in for procedure to severe ductus deferon, what is the procedure?
Vesectomy
3 portions of uterus
Fundus(dome shape)
Body
Cervix
What occurs in uterine tube?
Fertilization
Used to detect cervical cancer
PAP smear
Shape of Uterus
Hollow-muscular organ