Exam 41: Animal Reproductive Systems

-Most animals on land have __________ fertilization; gametes meet in a female's body.

Classification.Respond to the following statements in reference to the five stages of sperm development listed below. a.spermatogonium b.secondary spermatocyte c.primary spermatocyte d.spermatid e.sperm -The male sex cell is fully formed at this stage of development.

Classification.Respond to the following statements in reference to the five stages of sperm development listed below. a.spermatogonium b.secondary spermatocyte c.primary spermatocyte d.spermatid e.sperm -This is a mitotic product that then undergoes meiosis.

-cervix

Classification.Respond to the following statements in reference to the five stages of sperm development listed below. a.spermatogonium b.secondary spermatocyte c.primary spermatocyte d.spermatid e.sperm -This is the first stage of development where the male sex cell is haploid.

During menopause:

MATCHING Matching.Choose the one most appropriate answer for each. a.the production and secretion of milk b.sloughing off of endometrium stops permanently c.induced dislodging and removal of an embryo or fetus from the uterus d.an abortion that occurs spontaneously e.the burrowing of the blastocyst into the uterine lining f.the release of an egg from the ovary g.the release of seminal fluid from the male reproductive tract h.a 100-percent-effective method of preventing conception i.a highly unreliable form of birth control j. the periodic elimination of the uterine lining k.characterized by involuntary muscle contractions, release of tension, and warmth l. sexual intercourse m. sperm and egg cannot meet because a section of oviduct is missing n. cutting and tying of vasa deferentia -vasectomy

Matching.Choose the one most appropriate answer for each. a.acts to trigger ovulation in females b.structures that secrete mucus and nutrients absorbable by sperm; open into the ejaculatory duct c.forms as an outgrowth of the yolk sac; becomes part of umbilical cord and urinary bladder d.a drug that causes severely deformed arms and legs in developing embryos e.two of these connect seminiferous tubules with vasa deferentia f.opening between uterus and vagina g.organ that supplies the embryo/fetus with nutrients and removes wastes h.connects epididymis with ejaculatory duct i.hormones that stimulate uterine contractions in the female j. cap over the head of a sperm; contains lytic enzymes to penetrate egg membranes k.inner cell mass plus trophoblast; attaches to uterine wall l. testosterone produced here m. sensitive to sexual stimulation; develops from same embryonic tissues as does the penis in males n. the uterine lining o.acts on gonad to help mature gametes; released from anterior lobe of pituitary -oxytocin

-prostate gland

Which of the following is the last structure that a sperm travels through as it leaves the body?

Use the figure above showing spermatogenesis to answer the following questions. -Mature sperm is(are) indicated by

Use the figure above showing spermatogenesis to answer the following questions. -Diploid stage(s) is(are) indicated by

Matching.Choose the one most appropriate answer for each. a.acts to trigger ovulation in females b.structures that secrete mucus and nutrients absorbable by sperm; open into the ejaculatory duct c.forms as an outgrowth of the yolk sac; becomes part of umbilical cord and urinary bladder d.a drug that causes severely deformed arms and legs in developing embryos e.two of these connect seminiferous tubules with vasa deferentia f.opening between uterus and vagina g.organ that supplies the embryo/fetus with nutrients and removes wastes h.connects epididymis with ejaculatory duct i.hormones that stimulate uterine contractions in the female j. cap over the head of a sperm; contains lytic enzymes to penetrate egg membranes k.inner cell mass plus trophoblast; attaches to uterine wall l. testosterone produced here m. sensitive to sexual stimulation; develops from same embryonic tissues as does the penis in males n. the uterine lining o.acts on gonad to help mature gametes; released from anterior lobe of pituitary -Leydig cells

MATCHING Matching.Choose the one most appropriate answer for each. a.the production and secretion of milk b.sloughing off of endometrium stops permanently c.induced dislodging and removal of an embryo or fetus from the uterus d.an abortion that occurs spontaneously e.the burrowing of the blastocyst into the uterine lining f.the release of an egg from the ovary g.the release of seminal fluid from the male reproductive tract h.a 100-percent-effective method of preventing conception i.a highly unreliable form of birth control j. the periodic elimination of the uterine lining k.characterized by involuntary muscle contractions, release of tension, and warmth l. sexual intercourse m. sperm and egg cannot meet because a section of oviduct is missing n. cutting and tying of vasa deferentia -menopause

-The disease in the above photograph is caused by

Classification.Respond to the following statements in reference to the five stages or structures involved in the development of the human egg. a.oogonium b.primary oocyte c.secondary oocyte d.polar body e.corpus luteum -This stage lies dormant between birth and puberty.

-endometrium

Matching.Choose the one most appropriate answer for each. a.acts to trigger ovulation in females b.structures that secrete mucus and nutrients absorbable by sperm; open into the ejaculatory duct c.forms as an outgrowth of the yolk sac; becomes part of umbilical cord and urinary bladder d.a drug that causes severely deformed arms and legs in developing embryos e.two of these connect seminiferous tubules with vasa deferentia f.opening between uterus and vagina g.organ that supplies the embryo/fetus with nutrients and removes wastes h.connects epididymis with ejaculatory duct i.hormones that stimulate uterine contractions in the female j. cap over the head of a sperm; contains lytic enzymes to penetrate egg membranes k.inner cell mass plus trophoblast; attaches to uterine wall l. testosterone produced here m. sensitive to sexual stimulation; develops from same embryonic tissues as does the penis in males n. the uterine lining o.acts on gonad to help mature gametes; released from anterior lobe of pituitary -placenta

Use the figure above showing cyclic events in a human ovary to answer the following questions. -Ovulation is indicated by

The opening of which of the following is covered with ciliated, fingerlike projections that produce a sweeping action?