Fertilization -> zygote -> cleavage -> morula -> blastula -> gastrula
Fertilization -> zygote -> cleavage -> blastula -> morula -> gastrula
Fertilization -> zygote -> cleavage -> morula -> blastula -> gastrula
Fertilization -> zygote -> gastrulae -> morula -> blastula -> cleavage
A. Fertilization -> zygote -> cleavage -> morula -> blastula -> gastrula
1.5 -3.0 mm/min
1.5 - 3.0 cm/min
1.5 -3.0 m/min
1.5 -3.0 m/hr
Hyaluronidase and acrosin
Hyaluronic acid and acrosin
Hippuric acid and uric acid
Testosterone
Colostrum
Prolactin
Hind milk
Lactogen
Nondescent of testes in scrotum
Nondevelopment of testes
Removal of scrotum
Breaking connection of vas deferens
Morula
Blastula
Blastomere
Gastrula
Sex-influenced disease
Blood group inheritance disease
Sex-linked disease
Sex-recessive disease
Chorion
Zona pellucida
Corona radiata
Vitelline membrane
FSH
TSH
ICSH
ACTH
Trisomy of 21st chromosome
Fertilization of an xx egg by a normal y-bearing sperm
Loss of half of the short arm of chromosome 5
Loss of half of the long arm of chromosome 5
Luteal
Menstrual
Proliferative
Secretory
Cystic fibrosis
Thalassaemia
Haemophilia
Cretinism
Lh
Estrogen
Progesterone
Fsh
Relaxin
Oxytocin
Prolactin
Progesterone
TESE - Microsurgical testicular sperm extraction
Percutaneous Epididymal Sperm Aspiration (PESA)
Intra cytoplasmic sperm injection ( ICSI)
Fine needle aspiration
ectoderm
endoderm
Mesenchyme
Mesogloea
Infundibulum
Cervix
Ampulla
Isthmus
Heart and notochord
Heart and brain
Spinal cord and notochord
Brain and notochord
Mucopolysaccharide
Oligosaccharide
Lipopolysaccharide
Lipoprotein
7 days
70 days
7 months
70 hours
Cells of corona radiata trap all the sperm except one
Only two sperms nearest to ovum penetrate zona pellucida
Secretion of acrosome helps one sperm enter cytoplasm of ovum through zona pellucida
All sperms except the one nearest to ovum lose their tails
Sertoli cells
Leydig cells
Crypt cells
Semniferous tubules
Tail
Acrosome
Head
Head, neck and middle piece
GIFT
ZIFT
ICSI
IUI
Prolactin
LH
FSH
Oxytocin
Tyrosinase
Xanthine oxidase
Catalase
Fructokinase.
Cleavage
Fertilization
Gametogenesis
Gastrulation
Recessive character carried by y-chromosome
Dominant character carried by y-chromosome
Dominant trait carried by x-chromosome
Recessive trait carried by x-chromosome
Neurogenesis
Cardiogenesis
Hepatogenesis
Osteogesis
25 % abnormal forms
60% motility after 3 hours
Mild Alkaline reaction
Sperm count of 17 million per ml.
Stops secreting progesterone
Changes to corpus albicans
Starts producing progesterone
Begins next cycle