Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Reproductive System
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Reproductive System Reproductive system functions in gamete Production Storage Nourishment Transport Fertilization Fusion of male and female gametes to form a zygote NUY NUY
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Male Reproductive System Pathway of spermatozoa Epididymis Ductus deferens (Vas deferens) Ejaculatory duct Accessory organs Seminal vesicles Prostate gland Bulbourethral glands Scrotal sac encloses testes Penis
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Male Reproductive System - Know Figure 28.1
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 28.3 The Male Reproductive System in Anterior View - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 28.4 The Structure of the Testes - illustration m_LxgU
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Seminiferous tubules Contain spermatogonia Stem cells involved in spermatogenesis Contain sustentacular cells Sustain and promote development of sperm Spermatogenesis - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Seminiferous Tubules - illustration Figure 28.5a, b
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 28.5 The Seminiferous Tubules - understand w.youtub e.com/wa tch?v=y RNqsT_ NRcY
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
Figure 28.8 Spermiogenesis and Spermatozoon Structure - illustration ch?v=XaZ0Q7DR3DE
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Testes produce mature spermatozoa Sperm enter epididymis Elongated tubule with head, body and tail regions Monitors and adjusts fluid in seminiferous tubules Stores and protects spermatozoa Facilitates functional maturation of spermatozoa Male reproductive tract - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 28.9 The epididymis - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
Reproductive Disease Diary Reproductive System Disease or Disorder Give Reference Show graphic, illustration, photo, etc. Describe disease/disorder How is it diagnosed? How is it treated? How it would affect your life if you had it?
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Seminal vesicles Active secretory gland Contributes ~60% total volume of semen Secretions contain fructose, prostaglandins, fibrinogen Accessory glands - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Prostate gland Secretes slightly acidic prostate fluid Bulbourethral glands Secrete alkaline mucus with lubricating properties Accessory glands - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure The Ductus Deferens and Accessory Glands - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Typical ejaculate = 2-5 ml fluid Contains between 20 – 100 million spermatozoa per ml Seminal fluid A distinct ionic and nutritive glandular secretion Contents of Semen - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure The Penis - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings FSH (Follicle stimulating hormone) Targets sustentacular cells to promote spermatogenesis LH (leutinizing hormone) Causes secretion of testosterone and other androgens GnRH (Gonadotropin releasing hormone) Testosterone Most important androgen Hormones and male reproductive function - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Sex Hormone Review: Males - know LHTestosterone FSHSpermatogenesis
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Hormonal Feedback and the Regulation of the Male Reproductive Function - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings SECTION 28-3 The Reproductive System of the Female
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Principle organs of the female reproductive system - know Ovaries Uterine tubes Uterus Vagina
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure The Female Reproductive System - Know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Ovaries and Their Relationships to the Uterine Tube and Uterus - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Ovum production Occurs monthly in ovarian follicles Part of ovarian cycle Follicular phase (preovulatory) Luteal phase (postovulatory) Oogenesis - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Oogenesis - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Ovarian Cycle - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Ovarian Cycle - understand
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Uterine Tubes - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Muscular organ Mechanical protection Nutritional support Waste removal for the developing embryo and fetus Supported by the broad ligament and 3 pairs of suspensory ligaments The uterus - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Myometrium – outer muscular layer Endometrium – a thin, inner, glandular mucosa Perimetrium – an incomplete serosa continuous with the peritoneum Uterine wall consists of three layers - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Uterus - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Uterus - understand
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Uterine Wall - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Uterine Wall - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Repeating series of changes in the endometrium Continues from menarche to menopause Menses (menstrual cycle) Degeneration of the endometrium Menstruation Proliferative phase Restoration of the endometrium Secretory phase Endometrial glands enlarge and accelerate their rates of secretion Uterine cycle - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Uterine Cycle - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Vulva Vestibule Labia minora and majora Paraurethral glands Clitoris Lesser and greater vestibular glands External genitalia - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Female External Genitalia - Know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Mammary Glands - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Control the reproductive cycle Coordinate the ovarian and uterine cycles Hormones of the female reproductive cycle - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Key hormones include: FSH Stimulates follicular development LH Maintains structure and secretory function of corpus luteum Estrogens Have multiple functions Progesterones Stimulate endometrial growth and secretion Hormones of the female reproductive cycle - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Hormonal Regulation of Ovarian Activity - illustration
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Hormonal Regulation of the Female Reproductive Cycle - know
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Hormonal Regulation of the Female Reproductive Cycle - know