Lab 4 Reproductive System

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Lab 4 Reproductive System
2014-07-29 16:31:34
Lab reproductive system ICC Davis anatomy physiology
A&P 2
Lab 4 Reproductive System A&P 2 ICC:Davis
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  1. Extends from the seventh month until birth
    Third trimester
  2. Extends from the start of the fourth month to the end of the six month of pregnancy
    Second trimester
  3. The blastocyst adheres to the uterine lining and sends out projections that invade the mother's tissues
  4. The time span from the third to the end of the eighth week of pregnancy
    embryonic period
  5. Defined by a trophoblast, a blastocoel, and an inner cell mass
    human blastocyst
  6. The first three months of pregnancy
    first trimester
  7. Term for the new, distinctly human individual at the end of the embryonic period
  8. From the start of the eighth week until birth, organs enlarge and become specialized
    • fetal period
    • The human developmental stages of early human embryo formation in the proper chronological sequence (day 1 to 14)
    • 1 cleavage begins about 24 hours after fertilization
    • 2 the four-celled stage is completed by the second cleavage division to produce four cells
    • 3 cleavage divisions have produced a ball of six to twelve cells
    • 4 a morula, a ball of sixteen to thrity-two cells, is produced; the morula gives rise to the embryo and attached membranes
    • 5 a blastocyst develops
    • 6 the blastocyst begins to burrow into the endometrium
    • 7 the yolk sac, embryonic disk, and amniotic cavity have started to form
    • 8 blood-filled spaces begin to form in maternal tissue; the chorionic cavity starts to form
    • 9 a connecting stalk has formed between the embryonic disk and chorion; chorionic villi begin to form
  9. Sperm cells are stored primarily in the ____
  10. Which of the following structures is unpaired in males: seminal vesicles, vas deferens, bulbourethral glands, prostate glands?
    Prostate glands
  11. In females, what orifice is located immediately anterior to the vagina?
  12. The interstitial cells of the testes produce what?
    Androgens (testosterone)
  13. The epididymis is a ____ and it functions to ____
    • tightly coiled tube on the outside of the testis
    • store immature sperm as the mature
  14. Egg cells are transported in the female reproductive tract by the ____; whereas sperm are transported in the male reproductive tract by the ____
    • action of ciliated epithelium in the uterine tubes
    • movements of their tails
  15. The epididymis, coiled on the outer surface of the testis, continues on to become the ____
    vas deferens
  16. The average length of the epididymis is ____
    6 meters
  17. The structure the sperm enters upon exiting the vas deferens is the ____
    ejaculatory duct
  18. The primary copulatory organ in the male is the ____
  19. Reproductive organs that produce gametes and hormones
    • gonads
    • testes
    • ovaries
  20. What temperature is necessary for normal sperm production?
    Below 98.6
  21. What does circumcision involve?
    Removal of the prepuce
  22. In females, the structure that may be torn during the first act of intercourse is the ____
  23. The recessed area surrounding the opening of the vagina
  24. The process of joining together or sexual intercourse is ____
  25. Another name for the uterine tubes
    • fallopian tubes
    • oviduct
  26. The hollow muscular organ within the female pelvis which serves as the location for the development of the fetus is called the ____
  27. The tube that leads from the epididymis to the urethra of the male reproductive system is called the ____
    vas deferens
  28. The tube that extends from the uterus on each side toward the ovaries and transports eggs is(are) referred to as the ____
    uterine tubes/fallopian tubes/oviduct
  29. Secrete lubricating mucus into the vestibule to facilitate intercourse
    vestibular glands
  30. Found in the breasts and provide nourishment for newborns
    mammary glands
  31. Smooth muscle of the scrotum that causes wrinkled surface
    dartos muscle
  32. Secretes thick, alkaline mucus to neutralize acidity from spongy urethra
    bulbourethral glands
  33. Fatty eminence which is covered with pubic hair after puberty
    mons pubis
  34. Skin at the distal end of the penis that encloses the glans penis
  35. Attaches ovaries to the uterus
    ovarian ligament
  36. Part of male urinary and reproductive systems
  37. First part of the female reproductive tract
    uterine tubes
  38. Contracts in response to cold or sexual arousal to draw testes closer to the body
  39. Fold of peritoneum that helps support ovarian arteries and veins
  40. Holds the testes below the abdominopelvic cavity
  41. Formed and stored by the testes to synthesize male sex hormones
  42. A two layered remnant of the peritoneum which functions to allow movement of the testes within the scrotum
    tunica vaginalis
  43. A dense irregular connective tissue which forms the capsule of each testis
    tunica albuginea
  44. Divides each testis into lobules
  45. The septa divides each testis into what?
  46. Located in connective tissue between the seminiferous tubules, secretes the male sex hormone testosterone
    leydig's cells (interstitial endocrinocytes)
  47. What do Leydig's cells secrete?
  48. Where are sperm formed?
    Seminiferous tubules
  49. Seminiferous tubules of each lobule merge into what?
    Tubulus rectus
  50. The tubulus rectus conveys the sperm to a network of tubules called ____
    rete testis
  51. Where do sperm go once they leave the rete testis
  52. The first part of the male duct system in which sperm mature and are stored for variable periods of time
  53. Which part of the epididymis receives sperm via the efferent ductules from the rete testis of the testis
    the head
  54. Which part of the epididymis transitions into the vas deferens as it ascends towards the spermatic cord?
    The tail
  55. An extension of skeletal muscle arising from the internal oblique of the pelvic wall which contracts in response to cold or sexual arousal to draw the testes closer to the body
  56. Not a duct, but it does provide a conduit for the vas deferens
    spermatic cord
  57. The vas deferens expands as an ____ near its distal end
  58. The vas deferens joins a duct from the seminal vesicle to form this
    ejaculatory duct
  59. Enters the prostate and empties into the urethra
    ejaculatory duct
  60. The ejaculatory duct enters the ____ and empties into the ____
    • prostate
    • urethra
  61. A combination of spermatozoa and the secretions of the accessory glands
  62. Secretes a milky, slightly acidic secretion containing citrate, and several enzymes
  63. Supports the ovaries in the pelvic cavity and attaches them medially to the uterus
    ovarian ligament
  64. Attaches the ovaries laterally to the pelvic body wall
    suspensory ligament
  65. A fold of peritoneum which extends from the uterus (as part of the broad ligament) and supports the ovaries
  66. What do the mesovarium and suspensory ligaments support?
    Ovarian arteries and veins
  67. The expanded distal end of the uterine tube
  68. Ciliated fingerlike extensions at the end of the infundibulum
  69. Extend over most of the surface of the ovary at the time of ovulation
  70. The expanded portion of each uterine tube
  71. The portion of the uterine tube which is proximate to the uterus and is more constricted
  72. The external female genitalia, or external structures surrounding the vaginal orifice, including the mons pubis, labia minora, labia majora, vestibule, and clitoris
    vulva or pudendum
  73. Homologous to the male scrotum
    labia majora
  74. Hollow muscular organ within the female pelvis in which a fetus develops
  75. Upper two-thirds of the uterus
    body of uterus
  76. Dome-shaped top of the uterus
  77. Lower one-third of the uterus
  78. Tube that extends from the uterus on each side toward an ovary and transports sex cells
    uterine tubes (fallopian tubes/oviducts)
  79. Egg-cell producing reproductive organ; primary female reproductive organ
  80. Tubular organ that leads from the uterus to the vestibule of the female reproductive tract
  81. Space enclosed by the labia
    vestibule (urogenital sinus)
  82. Tube that leads from the epididymis to the urethra of the male reproductive system
    vas deferens
  83. Structure consisting of blood vessels, nerves, the vas deferens, and other vessels extending from the abdominal inguinal ring to the testis
    spermatic cord
  84. Passage in the lower abdominal wall through which a testis descends into the scrotum
    inguinal canal
  85. Sperm cell-producing organ; primary male reproductive organ
  86. Male external reproductive organ through which the urethra passes
  87. Tube leading from the urinary bladder to the outside