Gametogenesis Long prophase in oogenesis NON dis junction Abnormal gametes Abnormal Oocytes Abnormal Sperms Spermatogenesis Aspermia Oligospermia Azoospermia Contraception Contraceptive pills ID: 774638
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Slide1
Clinical correlates of Developmental Anatomy
Slide2Gametogenesis
Long prophase in oogenesis
NON dis junction
Abnormal gametes
Abnormal Oocytes
Abnormal Sperms
Slide3Slide4Spermatogenesis
Aspermia
Oligospermia
Azoospermia
Slide5Contraception
Contraceptive pills
Intra Uterine devices
Barrier contraceptives
Surgical sterilization
Slide6Assisted reproductive techniques
Dispermy and triploidyIVFIntracytoplasmic sperm injectionCryopreservationGIFTZIFTSurrogate mothers
Slide7Fertilization & cleavage
Non disjunction in early mitotic divisions of zygote
Abnormal zygotes are usually missed
Slide8Ectopic implantation
Slide9Hyadatidiform
Mole
Partial
D
ispermy
Complete
Dispermic
fertilization
Monospermic
fertilization
Invasive Mole,
Choriocarcinoma
Slide10Basis of Pregnancy Test
Syncitiotrophoblast secretes HCGMaintains corpous leuteumBasis for pregnancy test
Slide11Fate of primitive streak
By end of 4th week diminishesDegenerates completelySacrococygeal teratoma
Slide12ChordomaTeratogenesis associated with gastrulationHighly sensitive stageFate maps for major systems can be drawn
Slide13ABNORMALITIES
Placenta
Accreta
.
Placenta
Percreta
Placenta Previa
Site of
attachement
of Umbilical cord
Centre (usual)
Battle
dore
: margin
Slide14Slide15Slide16