L7 and 8. Reproductive system and contraceptives

Question 1

Arrange the four structures listed below into the order in which sperm pass from the testis to the urethral meatus.

1. ductus deferens
2. urethra
3. ejaculatory duct
4. epididymis

Answer 1

epidymis, ductus deferens, ejac duct, urethra

Question 2

what do interstital cells produce?

Answer 2

testosterone

Question 3

role of FSH in males

Answer 3

initiate spermatogenesis

Question 4

The pituitary hormone that stimulates the interstitial cells to secrete testosterone is

Answer 4

LH

Question 5

A primary spermatocyte matures into ________ spermatids having ________ chromosomes.

Answer 5

4; 23

Question 6

Spermatozoa are functionally matured within the

Answer 6

epidymis

Question 7

A boy has a genetic mutation such that FSH is not produced, but LH is normal. After the boy grows to maturity, it is likely he will

1. not develop secondary sex characteristics.
2. be sterile.
3. be impotent.
4. produce large amounts of inhibin

Answer 7

be sterile

Question 8

The organ that transports the ovum to the uterus is the

Answer 8

uterine/fallopian tube

Question 9

The inferior portion of the uterus that projects into the vagina is the

Answer 9

cervix

Question 10

The surge in luteinizing hormone that occurs during the middle of the ovarian cycle triggers

Answer 10

ovulation

Question 11

what do granulosa cells of developing follicles secrete

Answer 11

estradiol

Question 12

after ovuation, what does the ovary secrete

Answer 12

oestrogen and progesterone

Question 13

The period of gestation when the rudiments of all major organ systems are established is the

1. first trimester.
2. second trimester.
3. third trimester.
4. fourth trimester.

Answer 13

first

Question 14

The penetration of the endometrium by the blastocyst is referred to as

Answer 14

implantation

Question 15

The placenta is a source of which of these hormones?
  relaxin
  placental lactogen
  progesterone
  All of the answers are correct.

Answer 15

all

Question 16

During gestation, contraction of the myometrium is inhibited by ________, produced by the corpus luteum.

Answer 16

progesterone

Question 17

The organ that carries sperm from the epididymis to the urethra is the

Answer 17

vas deferens

Question 18

in a mature human spermatozoan, how many ch does the head contain?

Answer 18

23

Question 19

The organ that surrounds the urethra and produces an alkaline secretion is the

Answer 19

prostate gland

Question 20

Semen contains all of the following, except  
  spermatogonia. 
  spermatozoa. 
  prostaglandins. 
  fibrinogen

Answer 20

spermatogonia

Question 21

During the proliferative phase of the menstrual cycle,
the corpus luteum is forming.
the functional zone of the endometrium is restored.
the fertilized ovum implants.
the endometrium finalizes the preparation for implantation.

Answer 21

functional zone of endometrium is restored

Question 22

During the secretory phase of the menstrual cycle 
  progesterone levels are high. 
  the fertilized ovum implants. 
  the corpus luteum is formed.
  All of the answers are correct.

Answer 22

all

Question 23

T/F: In case of missed combined oral contraceptive pills, if one pill has been missed (more than 24 hours and up to 48 hours) protection is maintained.

Answer 23

TRUE

Question 24

T/F In case of missed combined oral contraceptive pills, the remaining pills should be continued at the usual time.

Answer 24

TRUE

Question 25

T/F In case of missed combined oral contraceptive pills, if more than one pill has been missed the most recent missed pill should be taken as soon as possible.

Answer 25

TRUE

Question 26

T/F In case of missed combined oral contraceptive pills, if more than one pill has been missed, condoms should be used or sex avoided until two consecutive active pills have been taken.

Answer 26

FALSE

Question 27

T/F Combined oral contraceptives (COCs) can be initiated on any day of the menstrual cycle.

Answer 27

TRUE

Question 28

T/F In case of combined oral contraceptives, If the person have had unprotected sex in the previous 7 days and she has missed two or more pills (i.e. more than 48 hours late) in the first week of a pack, she may need emergency contraception.

Answer 28

TRUE

Question 29

T/F With regards to starting the next pack after missing two or more pills (more than 48 hours late) of normal 21 day COCs, if less than seven pills are left in the pack after the missed pill the lady should finish the pack and begin a new one the next day missing out the break.

Answer 29

TRUE

Question 30

T/F Progesterone-only pills (POPs) should be taken at the same time of the day and if the pills is overdue by more than 3 hours (12 hours with desogestral) then the woman is not protected.

Answer 30

TRUE

Question 31

T/F If Progesterone-only pills (POPs) is missed additional contraceptive method should be used until 2 consecutive pills have been taken.

Answer 31

TRUE

Question 32

T/F Desogestrel (DSG) pills may have potential benefits over traditional POPs

Answer 32

TRUE

Question 33

CAN St John’s wort reduce the effectiveness of oral contraceptives. - if so why?

Answer 33

yes - it is an enzyme inducer

Question 34

T/F Hormone Replacement Therapy (HRT) also provide contraception.

Answer 34

FALSE