'Primary oocytes' diaporamas de présentation

Reproductive System

Reproductive System. Reproductive system functions in gamete Production Storage Nourishment Transport Fertilization Fusion of male and female gametes to form a zygote. Figure 28.3 The Male Reproductive System in Anterior View. Figure 28.3. Figure 28.1 The Male Reproductive System.

1.01k views • 80 slides

Exam III Notes

Exam III Notes. Powerpoint 2. Mitosis. Mitosis continued. Mitosis can be divided into phases based on the appearance of the chromosomes through a compound light microscope.

792 views • 68 slides

Systematic Fish Pathology Part 13. Pathology of gonads and early life stages

Systematic Fish Pathology Part 13. Pathology of gonads and early life stages. Prepared by Judith Handlinger With the support of The Fish Health Unit, Animal Health Laboratory, Department Of Primary Industries, Parks, Water and Environment, Tasmania, for

1.1k views • 50 slides

The Female Reproductive System

The Female Reproductive System. Exercise 31 A&P 233. Female Reproduction. Unlike males, who are able to produce sperm cells throughout their reproductive lives, females produce a finite number of egg cells.

525 views • 42 slides

Hormonal physiology of Pregnancy and lactation

Hormonal physiology of Pregnancy and lactation. Class: II M.Sc., Unit: 4 Prepared by: A. Benno Susai. Female Reproductive System. Uterus: Has 3 layers: Perimetrium : Outer layer of connective tissue. Myometrium : Smooth muscle layer. Endometrium :

474 views • 36 slides

CHAPTER 8 The Cellular Basis of Reproduction and Inheritance

367 views • 35 slides

Reproductive functions

409 views • 34 slides

Reproductive functions

344 views • 34 slides

Reproductive systems in humans

283 views • 28 slides

Review

Review. Spermatogenesis, Oogenesis, Crossing Over, Imprinting---A Review. Primary germ cells migrate from the yolk sac to the ovaries or testes where they undergo mitosis and become oogonium or spermatogonium or remain germ cells. Spermatogenesis.

451 views • 27 slides

The Reproductive System 16b.

327 views • 24 slides

2007

510 views • 22 slides

OOGENESIS

OOGENESIS. By Dr Samina Anjum. Female Reproductive System. PRIMORDIAL GERM CELLS. Gametes are derived from PGCs. Formed in the epiblast during 2 nd week and then move to the wall of yolk sac, begin to migrate from the yolk sac in the 4 th week and arrive in the gonads by end of 5 th week.

1.15k views • 21 slides

OOGENESIS

OOGENESIS. By Dr Samina Anjum. Female Reproductive System. PRIMORDIAL GERM CELLS. Gametes are derived from PGCs. Formed in the epiblast during 2 nd week and then move to the wall of yolk sac, begin to migrate from the yolk sac in the 4 th week and arrive in the gonads by end of 5 th week.

645 views • 21 slides

Gametogenesis

Gametogenesis. Meiosis - general. Gametogenesis. = making of gametes Two types: Spermatogenesis oogenesis. Spermatogenesis = meiosis in males Produce 4 sperm cells. Spermatogenesis. WHAT: Spermatogenesis = meiosis in males Produce 4 sperm cells

628 views • 17 slides

OOGENESIS

OOGENESIS. Maturation of Oocytes Begins Before Birth Once primordial germ cells have arrived in the gonad of a genetic female, they differentiate into oogonia

5.15k views • 17 slides

Meiosis

Meiosis. Division of sex cells. Mitosis vs. Meiosis. Mitosis: start with one diploid cell, end with two identical diploid cells Somatic cells (most cells in your body) Meiosis: start with one diploid cell, end with four different haploid cells Gametic cells (sperm and egg).

290 views • 16 slides

Spermatogenesis and Oogenesis

3.16k views • 14 slides

8.5 - REPRODUCTIVE HORMONES Male Reproductive System

8.5 - REPRODUCTIVE HORMONES Male Reproductive System

220 views • 5 slides

Female Reproduction

161 views • 5 slides