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Trace the path of the sperm through the female reproductive tract.


A) vagina \rarr uterus \rarr oviduct \rarr cervix
B) urethra \rarr vagina \rarr oviduct \rarr cervix
C) vagina \rarr cervix \rarr uterus \rarr oviduct
D) urethra \rarr uterus \rarr cervix \rarr fallopian tube
E) cervix \rarr fallopian tube \rarr vagina \rarr uterus

F) A) and B)
G) C) and E)

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In the human male,the tube used to carry both sperm and urine is the


A) ureter.
B) seminiferous tubule.
C) vas deferens.
D) urethra.
E) fallopian tube.

F) None of the above
G) A) and B)

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What occurs when a woman takes the Preven Emergency Contraceptive Kit?


A) the progesterone pills upset the uterine cycle and prevent the embryo from implanting
B) the estrogen pills upset the uterine cycle and prevent the embryo from implanting
C) the progesterone pills upset the uterine cycle and prevent the sperm from fertilizing the egg
D) the progesterone pills upset the uterine cycle and prevent the egg from being ovulated from the ovary
E) the polyurethane lining prevents the sperm from reaching the egg and fertilizing it

F) C) and E)
G) A) and C)

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The cure for herpes is


A) vaccination.
B) changing the diet.
C) antibiotic treatment.
D) antiviral drugs.
E) no cure exists for herpes infection.

F) A) and B)
G) A) and E)

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Pregnancy occurs when


A) the sperm and the egg combine.
B) the fertilized egg implants in the ovary.
C) the developing embryo implants itself in the endometrium.
D) sperm are in the vagina.
E) sperm are in the uterus.

F) B) and E)
G) A) and D)

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Which of these descriptions could be associated with the secretory phase of the uterine cycle?


A) low FSH \rarr high estrogen \rarr developing follicle \rarr increase in uterine lining
B) high LH \rarr high estrogen \rarr developing follicle \rarr uterine lining breakdown
C) decrease in LH \rarr increase in progesterone \rarr corpus luteum present \rarr secretory uterine lining
D) decrease in LH \rarr decrease in progesterone \rarr corpus luteum present \rarr secretory uterine lining
E) increase in LH \rarr increase in progesterone \rarr corpus luteum present \rarr endometrium released

F) A) and B)
G) A) and E)

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In the human female,the uterine cycle is on the average


A) 20 days.
B) 24 days.
C) 28 days.
D) 32 days.
E) 36 days.

F) A) and D)
G) B) and D)

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Why are men who have a heart condition warned not to take Viagra?


A) Viagra can cause the build up of plaque in the arteries leading to another heart attack.
B) Viagra closes down the arteries to the heart to shunt the blood supply to the penis.
C) Viagra increases blood flow to the penis in order to promote an erection and this could have an effect on the rest of the cardiovascular system.
D) Viagra shuts down the immune system in order to trick the body in to sending more blood to the penis and this can open up the heart to increased infection rates.
E) Viagra slows the beating of the heart and this could result in a heart attack.

F) C) and E)
G) C) and D)

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Why do testes shrink when male athletes take synthetic steroid testosterone hormones?


A) Testosterone itself has the direct effect of shrinking the testes.
B) Synthetic chemicals are not the same in action as natural chemicals.
C) The guilt reaction in the brain causes a reverse hormonal action.
D) The pituitary detects high levels of testosterone in the bloodstream and reduces FSH and LH.
E) Scientists have no explanation for this phenomenon that is opposite of expected.

F) A) and E)
G) A) and D)

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A functional advantage of having human testes in the scrotum rather than in the abdomen is


A) lack of room in the abdomen.
B) a shorter sperm duct.
C) a more direct blood supply.
D) lower temperature.
E) greater protection to the testes.

F) D) and E)
G) A) and E)

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If a person had recently undergone major doses of antibiotics accompanying surgery,which STD(s) would likely be collaterally treated?


A) AIDS
B) syphilis
C) genital warts
D) HBV
E) HIV

F) B) and D)
G) B) and C)

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Which association concerning structures in the human male is incorrect?


A) testes-produce sperm
B) vas deferens-carries urine
C) prostate gland-seminal fluid
D) urethra-conducts sperm
E) seminal vesicle-seminal fluid

F) C) and E)
G) A) and C)

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Which of the following is not a class of antiretroviral drugs that is currently available?


A) reverse transcriptase inhibitors
B) protease inhibitors
C) fusion / entry inhibitors
D) integrase inhibitors
E) All of these are classes of antiretroviral drugs that are currently available.

F) D) and E)
G) A) and B)

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Normal human sperm and eggs are similar in which one of the following respects?


A) They have the same number of chromosomes in their nucleus.
B) Their locomotion is achieved with equal facility.
C) They have the same relative amount of cytoplasm surrounding their nuclei.
D) Approximately the same number of gametes are produced from both gonads.
E) Both use meiosis to produce four sperm or four eggs from the parent cell.

F) B) and E)
G) A) and D)

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Which of the following statements is incorrect?


A) The follicles in the ovary produce estrogen.
B) The corpus luteum produces progesterone.
C) The placenta can produce both estrogen and progesterone.
D) LH stimulates the formation of the corpus luteum.
E) A surge of FSH is believed to promote ovulation.

F) A) and E)
G) A) and B)

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HIV attacks


A) helper T lymphocytes.
B) Sertoli cells.
C) B lymphocytes.
D) interstitial cells.
E) follicle cells.

F) All of the above
G) None of the above

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What is the function of the Sertoli cells in the male reproductive tract?


A) produce an alkaline fluid added to the semen.
B) produce sperm cells through meiosis.
C) activate the sperm cells so they can swim rapidly.
D) support and regulate the spermatogenic cells.
E) produce a fluid added to the semen just before ejaculation.

F) A) and D)
G) A) and E)

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Semen production does NOT involve the


A) testes.
B) prostate gland.
C) seminal vesicles.
D) bulbourethral glands.
E) Graafian follicle.

F) B) and C)
G) A) and D)

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What two hormones influence the development of the secondary sexual characteristics of the female?


A) testosterone and estrogen
B) progesterone and estrogen
C) androgen and estrogen
D) testosterone and progesterone
E) FSH and cortisol

F) B) and E)
G) A) and D)

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Which of the following is responsible for controlling the production of male sex hormones?


A) testosterone
B) progesterone
C) GnRH
D) FSH
E) ICSH

F) A) and B)
G) A) and C)

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