Bio exam 2 Flashcards
Vasa efferentia
Larger tubes within the testes, into which Soren move after being produced in the seminiferous tubules
Seminiferous tubules
Tightly coiled tubules in the tested in which sperm cells are formed
Epididymis
Tubular structure on each testis in which sperm cells mature
Vas deferens
Tube that leads sperm upward from each test is to the seminal vesicles
Anarchism
Rare birth defect in which both testes are lacking
Cryptorchidism
Condition in which the testes have not descended into the scrotum prior to birth
Monorchidism
Presence of only one test is in the scrotum
Testicular failure
Lack of sperm and or hormone production by the testes
Epididymitis
Inflammation of the epididymis of the testis
Frenulum
Thin, tightly drawn fold of skin on the underside of the penile glans; it is highly sensitive
Shaft
The cylindrical base of the penis that contains three volume of spongy tissue : two corpora . Cavernosa and a corpus spongiosum
Phimosis
A condition in which the penile foreskin is too long and right to retract easily
Priapism
Continuant , undesired and painful erection of the penis that’s at longer then 4 hours
Agenesis of the penis
A congenital condition in which the penis is undersized and nonfunctional
Hypospadias
Birth defect caused by incomplete closure of the urethra during feral development
Epispadias
Birth defect in which the urinary bladder empties through an abdominal opening and the urethra is malformed
Seminal vesicle
Gland at the end of each vas deferens that secretes a chemical that helps stern become motile
Prostate gland
Located beneath the urinaru bladder in the male ; it produces some of the secretions in semen
Cowpeas glands / bulbourethral glands
Two small glands in the male that secrete an alkaline fluid into the urethra during sexual arousal
Benign prostatic hyperplasia
Enlargement of the prostate gland that is not caused by malignancy
Interstitial cell stimulating hormone
Pituitary hormone that stimulates the testes to secrete testosterone ; known as lutenizing hormone in females
Spermatocytes
Cells lining the seminiferous tubules from which sperm cells are produced
Retrograde ejaculation
Abnormal passage of semen I to the urinary bladder at the time of ejaculation
Anejaculation
Lack if ejaculation at the time of orgasm
Andropause
One of the terms applies to a vaguely defined period in male midlife characterize by hormonal phycological and sexual changes
Fertilin
A chemical in the outer membrane of a sperm that assists in attachment to the egg cell and penetration of the eggs outer membrane
Exocytosis
The release of genetic material by the sperm cell, permitting fertilization to occur
Blastocyst
Ball of cells after 5 fags of cell decisions
Embryo
Week after fertilization it implants itself to the uterine wall
Ectopic pregnancy
Implantation of a blastocyst somewhere other then the uterus usually in the Fallopian tubes
Amnion
A thin membrane that forms a closed sac around the embryo ; the sax is filled with amniotic fluid , which protects and cushions the embryo
Umbilical cord
The tube like tissues and blood vessels originating at the embryos navel that connect it to the placenta
Placenta
The or aha that unities the fetus to the mother by bringing their blood vessels close together ; it provides nourishment and removed waste for the developing baby
Fetus
Embryo after 2 months of development in the wound
Selective reduction
Reduce the number of fetuses when their are more then 3 in a pregnancy to increase chances of survival for other fetuses
Gene therapy
Treatment of genetically caused disorders by substitution of healthy genes
Preimplantation genetic screening
Examination if the chromosomes of an embryo conceived by IVF to it’s prior implantation in the uterus
Testicular sperm aspiration
A procedure in which sperm Are removed directly from the epididymis of the males testes with a microliter te
Nancy and David
- 1 year trying
- endromitriosis- damaged left overy + Fallopian tube
- used Gift procedure (2nd try worked)
- drug therapy didn’t work
Janet & Bill
Trying 8 years
IVF (12% success rate)
Worked on 3rd attempt (triplets)
Financially draining
Leslie and Jeff
Abnormal Ovulation ( irregular cycle ) Drug therapy Fsh and progesterone receptor blocker
Progesterone injected everyday
3rd try (ICSI) IVF successful
I
Dawn and Ed
6 years trying
4 IVF cycles
Emotional, financially draining
3 attempts to adopt ( 1st one changed mind )
Debby and Ross
- Endometriosis- mess for 6 months still had unwanted growth
- Low sperm count
- 1 overy to damaged got removed
- sex few weeks after surgery has their 1st child
Pat Harrison
No uterus
Did gestational carrier
