During f ormat ion of t he embr y o, t he pr imor dial germ c ells migr at e int o t he t estes and becomeimmatur e germ c ells c alled s permatogonia, whic h liein t wo or t hr ee lay er s of t he inner sur f ac es of t he s eminiferous t ubules a c r oss sec t ion of one is shown in f igur e 80 2a. Polar bodies ovum primary spermatocyte primary oocyte secondary oocyte secondary spermatocytes spermatids spermatozoa meiosis i meiosis i meiosis ii meiosis ii spermiogenesis differences between spermatogenesis and oogenesis. Plus youll get a link to a free powerpoint template with every newsletter you receive. Create simple slideshows or complex multimedia displays for inperson or online. Massive reduction in cytoplasm elongation of nucleus acquirement of acrosomal cap formation of middle piece and tail. Plus youll get a link to a free powerpoint template with. Perfect for teaching sexual education classes, anatomy classes and general health classes, the male reproductive system for powerpoint is a slide that makes it easy for you to explain the. Free download female reproductive system powerpoint presentation. Further development the hpo axis remains dormant in late infancy and early childhood at about 78 years gnrh pulses increase at night time following an abatement of inhibition by melatonin results in pulsatile lh release and fsh release.
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Slide presentation software, ppt microsoft powerpoint. Spermatogenesis stages of meiosis in the male differentiation spermiogenesis fertilization where it takes place how it takes place early development. Download this stylish sperm freezing powerpoint template. Ppt spermatogenesis powerpoint presentation free to. Microsoft powerpoint gives you several ways to start your next presentation using a template, a theme, a recent presentation, a notsorecent presentation, or a blank one. Spermatogenesis is a highly complex temporal event during which a relatively undifferentiated diploid cell called spermatogonium slowly evolves into a highly specialized haploid cell called. The process of sperm production in male begins during puberty involves meiosis the 2 cell successive cell divisions in gamete formation producing nuclei with half the full number of chromosome occurs in seminiferous tubules. These templates are within the powerpoint page size limit of 56 and comes in several. Graphs and diagrams slides to give professional look to you presentation. Oogenesis stages of meiosis in the female ovarian maturation, hormones and cycles ovulation b.
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The process of spermatogenesis occurs in the epithelium of the seminiferous tubules, with the spermatogonia and the spermatozoa at the lumen of the border of the tubule. Cleavage, bl t lblastula, gt lgastrula, di tiderivatives off germ. Here are some powerpoint templates to get you started. This is a simple and neat and fresh style, artwork ppt template. Ppt the human reproductive system powerpoint presentation.
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Powerpoint template download, powerpoint material download, powerpoint tutorial, powerpoint material, powerpoint background. Youll get news about our powerpoint enhancing product line including free updates, new product announcements and exclusive special offers. Therefore, once spermatogenesis has begun, no more sertoli cells are created. Definition of spermatogenesis structure of the sperm the process of. Spermatogenesis is a dynamic process and a fundamental function of the testes, in which a cohort of undifferentiated diploid cells spermatogonial stem cells proceeds throughout a sequence of mitotic and meiotic cell division and differentiation to generate spermatozoa 219221. Spermatogenesis the purpose and process of spermatogenesis. Download this stylish sperm and egg powerpoint template. Sep 23, 20 cell gametogenesis powerpoint template for presentations. Download all 16,768 powerpoint presentation templates unlimited times with a single envato elements subscription. Get a modern powerpoint presentation that is beautifully. Our site is great except that we dont support your browser.
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