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Contraception Flashcards

1
Q

which site of action does the combined hormonal contraception work at?

ovary
endometrium
cervix
fundus
fallopian tube

A

which site of action does the combined hormonal contraception work at?

ovary
endometrium
cervix
fundus
​fallopian tube

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2
Q

which site of action does the injection work at?

ovary
endometrium
cervix
fundus
​fallopian tube

A

which site of action does the injection work at?

ovary
endometrium
cervix
fundus
​fallopian tube

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3
Q

which site of action does the implnat work at?

ovary
endometrium
cervix
fundus
​fallopian tube

A

which site of action does the implnat work at?

ovary
endometrium
cervix
fundus
​fallopian tube

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4
Q

which site of action does the progesterone only pill work at? [2]

ovary
endometrium
cervix
fundus
​fallopian tube

A

which site of action does the progesterone only pill work at? [2]

ovary
endometrium
cervix
fundus
​fallopian tube

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5
Q

which site of action does the IUS work at? [2]

ovary
endometrium
cervix
fundus
​fallopian tube

A

which site of action does the IUS work at? [2]

ovary
endometrium
cervix
fundus
​fallopian tube

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6
Q

which site of action does the IUD work at? [1]

ovary
endometrium
cervix
fundus
​fallopian tube

A

which site of action does the IUD work at? [1]

ovary
endometrium
cervix
fundus
​fallopian tube

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7
Q

which site of action does the CHC work at? [1]

ovary
endometrium
cervix
fundus
​fallopian tube

A

which site of action does the CHC work at? [1]

ovary
endometrium
cervix
fundus
​fallopian tube

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8
Q
A
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9
Q

during the female menstrual cycle, what is the role of oestrogen? [2]

A

causes endometrial proliferation
LH surge

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10
Q

what is the role of LH during the female menstrual cycle? [3]

A

causes ovulation [1]
corpus luteum formation [1]
cause oestrogen and progesterone rise [1]

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11
Q

what is the role of progesterone during the female menstrual cycle? [1]

A

endometrial thickening

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12
Q

which hormone peaks at ovulation?

LH
FSH
Oestrogen
Progesterone
Testosterone

A

which hormone peaks at ovulation?

LH
FSH
Oestrogen
Progesterone
​Testosterone

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13
Q

which hormone causes endometrial thickening?

LH
FSH
Oestrogen
Progesterone
​Testosterone

A

which hormone causes endometrial thickening?

LH
FSH
Oestrogen
Progesterone
​Testosterone

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14
Q

which hormone causes corpus luteum formation?

LH
FSH
Oestrogen
Progesterone
​Testosterone

A

which hormone causes corpus luteum formation?

LH
FSH
Oestrogen
Progesterone
​Testosterone

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15
Q

which hormone causes oestrogen levels to rise?

LH
FSH
Oestrogen
Progesterone
​Testosterone

A

which hormone causes oestrogen levels to rise?

LH
FSH
Oestrogen
Progesterone
​Testosterone

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16
Q

which of following is A?

LH
FSH
Oestrogen
Progesterone
​Testosterone

A

which of following is A?

LH
FSH
Oestrogen
Progesterone
​Testosterone

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17
Q

which of following is C?

LH
FSH
Oestrogen
Progesterone
​Testosterone

A

which of following is C?

LH
FSH
Oestrogen
Progesterone
​Testosterone

18
Q

which of following is B?

LH
FSH
Oestrogen
Progesterone
​Testosterone

A

which of following is B?

LH
FSH
Oestrogen
Progesterone
​Testosterone

19
Q

which of following is D?

LH
FSH
Oestrogen
Progesterone
​Testosterone

A

which of following is D?

LH
FSH
Oestrogen
Progesterone
​Testosterone

20
Q

the combined pill is a combination of which two hormones? [2]

A

oestrogen and progesterone

21
Q

what is the MoA of combined pill? [3]

A

Inhibits LH and FSH –> prevents ovulation

Thickens cervical mucus –> natural sperm barrier

Thins endometrium –> prevents implantation

22
Q

name 3 advantages
name 3 disadvantages of cominbed pill

23
Q

what is the mode of action of progesterone only pill? [3]

A

Thickens cervical mucus –> natural sperm barrier

Thins endometrium –> prevents implantation

Inhibits ovulation (97% desogestrel, 60% others)

24
Q

how does emergency contraception work?

A

Oral

Mode of action: Delay ovulation

Levonelle. Levonorgestrel 1.5mg single dose. Licensed up to 72 hours post-UPSI. Pregnancy rate 0.6 – 2.6%

EllaOne. Ullipristal acetate 30mg single dose. Licensed up to 120 hours post-UPSI. Pregnancy rate 1 – 2%

25
Q

how does IUD work? [4]

A
  • Inhibits fertilisation by direct toxicity
  • Affects implantation by causing endometrial inflammation
  • Overall pregnancy rate <0.1%
  • Licensed up to 5 days after UPSI / earliest possible ovulation
26
Q

which type of contraception works by being spermicidal?

IUD
combined pill
progesterone only pill
copper coil
pull out method

A

which type of contraception works by being spermicidal?

IUD
combined pill
progesterone only pill
copper coil
pull out method

27
Q

how does Intrauterine device / IUD / Copper coil work? [3]

A
  • Copper is spermicidal
  • Thickens cervical mucus –> natural sperm barrier
  • May act as physical barrier to implantation
28
Q

name 3 advantages & 3 disadvantges of IUD / copper coil

29
Q

what is difference in failure rate for condom if used:

i) perfectly [1]
ii) normally [1]

A

what is difference in failure rate for condom if used:

i) perfectly: 2 per 100 woman years
​ii) normally: 18 per 100 woman years

30
Q

what is natural family planning / rhythm method / fertility awareness MoA? [4]

A

charting of various indicators of female fertility including:

  • Temperature
  • Consistency of cervical mucus
  • Position of cervix
  • Day of cycle
31
Q

advantages / disdvantages of natural family planning?

32
Q

what is failure rate of natural family planning if used perfectly [1] & typically? [1]

A
  • If used perfectly failure rate is 0.5 per 100 woman years
  • If used typically failure rate is 24 per 100 woman years
33
Q

what is MoA of female sterilisation?

A

Typically, laparoscopic bilateral tubal occlusion with clips/ligation/rings/diathermy

Can be done under local or general anaesthetic

34
Q

male sterilisation MoA? [1]

A

Ligation/diathermy/excision of vas deferens bilaterally

35
Q

how does emergency contraception work with IUD?

A

The intrauterine device (IUD) is a small, T-shaped plastic and copper device that’s put into your womb (uterus) by a doctor or nurse. It releases copper to stop the egg implanting in your womb or being fertilised.

  • Inhibits fertilisation by direct toxicity
  • Affects implantation by causing endometrial inflammation
  • Overall pregnancy rate <0.1%
  • Licensed up to 5 days after UPSI / earliest possible ovulation
36
Q

when during the menstrual cycle are you least fertile (if it was a 28 day cycle) [2]

A

days 1-7 [1] and 17-28 [1]

37
Q

which hormone does the IUS cause contraception by elevating levels of?

LH
FSH
oestrogen
progesterone
​ADH

A

which hormone does the IUS cause contraception by elevating levels of?

LH
FSH
oestrogen
progesterone
​ADH

38
Q

the emergency pill causes a big bleed because of an increased level of:

LH
FSH
oestrogen
progesterone
​ADH

A

the emergency pill causes a big bleed because of an increased level of:

LH
FSH
oestrogen
progesterone
​ADH

39
Q

which patient populations would not be advised to have the combined pill? [3]

A

if already have blood clots [1]
if suffer from migraines [1]
already have high BP [1]

40
Q

what is the dosing regimen for combined pill? [1]
what is the dosing regimen for pop? [1]

A

what is the dosing regimen for combined pill? [1]
3 weeks on, 1 week off

what is the dosing regimen for pop? [1]
everyday

41
Q

in which cases does the combined pill become ineffective? [3]

A

if suffered from diarrhoea; vomiting; or antibiotics

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