'Seminiferous tubule' presentation slideshows

Human Sexual Reproduction

Human Sexual Reproduction. Part 1. Learning Objectives (1/3). Outline the general structure of the reproductive system (Male & Female) State the functions of the main parts of the reproductive system Outline the role of meiosis to produce sperm & ova (egg) cells

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Reproductive Hormones; Male Reproductive Endocrinology

Reproductive Hormones; Male Reproductive Endocrinology. Chapters 16, 17. Hypothalamus. GnRH Peptide Gonadotroph target G-prot linked heptahelical transmembr G a q ? PLC pathway ? IP3-Ca, DAG-PKC-MAP kinase ? expression of a subunit common to FSH/LH

1.19k views • 54 slides

The Male Reproductive System

The Male Reproductive System. Michael Hall PhD. University of California Los Angeles. Components of the Male Reproductive System. Embryology of Gonad Development. Mesenchyme. Genital ridge. 6 weeks (male = female). Medulla Cortex. 7-8 weeks. Female. Male. Functions of Testes.

636 views • 47 slides

Ai-Min Bao, M.D. Ph.D. Zhejiang University School of Medicine

Ai-Min Bao, M.D. Ph.D. Zhejiang University School of Medicine. Human Reproductive System. Reproduction is the biological process by which new individual organisms are produced Types: Sexual reproduction, Asexual reproduction Human reproduction belongs to sexual reproduction. ??.

634 views • 34 slides

Animal Science 434

Animal Science 434. Lecture 13: Epididymis, Ejaculation and Semen. Head. Sperm Structure. Acrosome. Neck. Middle Piece. Annulus. Principal Piece. End Piece. Sperm From Different Species. Sperm Head. (Equatorial Segment). Nucleus. Nucleus. Acrosome. Plasma Membrane. Nucleus.

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Lab # 10

Lab # 10. The Male Reproductive System. Unit 12 (page 199). 1- Describe the anatomy of the internal and external male genitalia. 2- Describe the pathway taken by a sperm cell from its formation to its ejaculation, naming all the passages it travels. . 3 - Describe the composition of semen. .

1.29k views • 29 slides

Unit 5

Unit 5. Animal Reproduction. Sexual & Asexual Reproduction. Asexual Offspring all have same genes (clones) No variation Sexual Gametes (sperm & egg) ? fertilization Mixing of genes ? variation. Fertilization. Joining of egg & sperm External Usually aquatic animals Internal

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Histology Practice Practical Questions

498 views • 18 slides

HISTOLOGY REVIEW Reproductive System

440 views • 15 slides

Organismal Development Part 3

Organismal Development Part 3. Male Animals. Mitochondrion. Intermembrane space. Outer membrane. Free ribosomes in the mitochondrial matrix. Inner membrane. Cristae. Matrix. Mitochondrial DNA. 100 nm. Phermones. Earthworms are hermaphrodites. Protogynous (Male is blue).

471 views • 10 slides

The Male Reproductive Testis

The Male Reproductive Testis. What A re They?. Two glands that are suspended within a sac that hang outside of the body called the scrotum. The are responsible for secreting testosterone and sperm. Regions of the Testis. Homeostasis.

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Inguinal , femoral and scrotal regions

Inguinal , femoral and scrotal regions . Anatomy of the inguinal canal . The inguinal canal is approximately 4 cm in length and is located 2 to 4 cm cephalad to the inguinal ligament. In infants, the superficial and deep inguinal rings are almost

3.95k views • 9 slides

3.12 Male reproductive system

3.12 Male reproductive system . (Sec 4.1 pg 108) . There are two kinds of sexual traits. Primary traits and secondary traits. . Secondary characteristics are not needed for sexual reproduction: Growth spurt Facial hair Underarm hair Pubic hair Deepening of the voice

191 views • 9 slides