Contraception (Birth Control) Flashcards

Review types of contraception. (99 cards)

1
Q

How many pregnancies are unplanned?

A

Up to 51%!

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2
Q

What is contraception?

A

Methods to prevent pregnancy.

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3
Q

Why is education about contraceptives so important?

A

Because incorrect use of contraceptives has a very high rate of failure!

This could lead to an unwanted pregnancy.

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4
Q

If used correctly, do contraceptives still have a failure rate?

A

Yes, all contraceptives have a failure rate. No matter how perfectly someone uses a contraceptive, the woman can still become pregnant.

Failure rates range from 0.15% - 28% when used correctly.

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5
Q

What factors should be taken into account when deciding which type of contraception to use?

A
  • how often intercourse will occur
  • long term vs. short term use
  • understanding how to use
  • consistency of use
  • any health conditions that may prevent usage
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6
Q

What are the 2 main types of contraception?

A
  1. Non-hormonal
  2. Hormonal
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7
Q

What are some non-hormonal types of contraception?

A
  • spermicide
  • male and female condom
  • diaphragm
  • cervical cap
  • sponge
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8
Q

What is a condom?

A

A barrier method placed over the penis or inside the vagina to physically prevent sperm from getting into the vaginal canal and through the cervix.

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9
Q

What are the 3 types of materials that condoms can be made from?

A
  • latex
  • synthetic
  • lambskin (natural)
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10
Q

Which 2 types of condoms are best at preventing pregnancy and STIs such as HIV?

A
  • latex
  • synthetic
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11
Q

Which type of condom is only good at preventing pregnancy but not STIs such as HIV?

A

Lambskin (natural) condoms

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12
Q

Why are lambskin (natural) condoms bad at preventing STIs such as HIV?

A

Small virus particles, such as HIV, can get through the lambskin because the material is very porous.

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13
Q

What is the failure rate of a male or female condoms?

A

About 20%

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14
Q

What type of lubricants should NOT be used with condoms?

A

Do NOT use lubricants such as massage oil, baby oil, lotions and/or petroleum jelly.

These lubricants can tear the condom.

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15
Q

What type of lubricants can be used with condoms?

A

Water-soluable lubricants.

These will not break a condom.

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16
Q

What are spermicides?

A

Chemicals that kill sperm.

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17
Q

What substances can spermicides come in?

A
  • jelly
  • foam
  • film
  • suppository
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18
Q

With what other barrier methods are spermicides typically used?

A
  • diaphragm
  • cervical cap
  • sponge

Can be used with condoms also.

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19
Q

What is a female condom?

A

It prevents sperm from getting through the cervix.

It is bigger than a male condom.

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20
Q

When can a female condom be inserted?

A

Up to 8 hours before intercourse.

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21
Q

How long should a diaphragm, cervical cap, or sponge be left in place after intercourse?

A

At least 6 hours after the last intercourse.

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22
Q

What should be used along with a diaphragm, cervical cap or sponge in order to prevent pregnancy?

A

Spermicide

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23
Q

What is the difference between a diaphragm and cervical cap?

A
  • A diaphragm is dome-shaped and bigger, usually for those that have been previously pregnant due to a bigger cervix.
  • A cervical cap is smaller, and usually for those that have never been pregnant due to a smaller cervix.

Both need a doctor’s prescription.

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24
Q

What 2 types of female barrier contraception methods need to be fitted and placed by a healthcare provider?

A
  • Diaphragm
  • Cervical cap

Each woman has a different sized vaginal canal and cervix, and it must fit perfect to prevent sperm from entering.

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25
Does a **cervical cap** need to be fitted and placed by a healthcare provider?
Yes!
26
Does a **diaphragm** need to be fitted and placed by a healthcare provider?
Yes!
27
Does a **sponge** need to be fitted and placed by a healthcare provider?
NO! However, there are no options to buy a sponge over the counter at this time in the United States. They are available in Canada at drug stores. ## Footnote *Updated Oct 2025*
28
Why does a woman who has previously been pregnant (parous) have a **higher failure rate** when using a diaphragm, cervical cap or sponge?
**Because the cervix has been stretched** and sperm is more likely to get through.
29
What is **natural family planning**?
A **non-pharmacological and non-invasive** technique to avoid pregnancy.
30
What is the **calendar method** or **rhythm method** of natural family planning?
A method used to either avoid pregnancy or get pregnant by knowing when ovulation is occurring.
31
When is the calendar method (rhythm method) **most reliable**?
When the woman has a **regular menstrual cycle**.
32
If using the calendar method (rhythm method), and the woman has a 28 day menstrual cycle, when does the woman have a **low** risk of getting pregnant?
Day 1-7 and Day 21-28 ## Footnote **Day 1 is the first day of bleeding in a menstrual cycle.**
33
If using the calendar method (rhythm method), and the woman has a 28 day menstrual cycle, when does the woman have a **high risk** of getting pregnant?
Day 9-17 ## Footnote *Ovulation occurs at about day 14.*
34
When is a woman at **high risk** of getting pregnant in regard to cervical mucus?
When the cervical mucus is **clear and very stretchy**. ## Footnote *This allows the sperm to more easily enter through the cervix.*
35
What is the **lactational amenorrheic method** of preventing pregnancy?
This method is used when the woman **exclusively breastfeeds**, which prevents ovulation.
36
When is the lactational amenorrheic method of pregnancy most **effective**?
* during the first 6 months of breastfeeding * when the woman exclusively breastfeeds * when the baby breastfeeds at least once every 6 hours
37
When is a woman at high risk of getting pregnant in regard to **body temperature**?
If the woman's **body temperature drops and then quickly increases**. ## Footnote *This means that ovulation is most likely occurring.*
38
When checking for ovulation, what type of **thermometer** is used to measure body temperature?
Basal body thermometer
39
When is **temperature obtained** when doing basal body temperature monitoring for ovulation?
**Every morning**, before getting out of bed.
40
What is the **withdrawal method** of birth control?
When the penis is removed from the vagina **before ejaculation occurs**.
41
Why is the withdrawal method of birth control **unreliable**?
There can be millions of sperm in the **pre-ejaculate fluid**.
42
What are the **hormonal types** of birth control?
1. certain IUDs 2. patch 3. injection 4. ring 5. oral contraceptives (pills) 6. implant
43
Where on the **body** do oral contraceptives, injection, patch and implants work in order to prevent pregnancy?
In the **ovaries** by interfering with hormone production.
44
Where on the **body** do IUDs (intrauterine device) work in order to prevent pregnancy?
In the **uterus**.
45
How do IUDs **work** to prevent pregnancy?
IUDs cause **local absorption of hormones** which causes the uterine lining to become **atrophic** and decreases the flow of blood. This makes it hard for the egg to implant into the uterine wall.
46
How does a **cervical ring** work to prevent pregnancy?
The cervical ring goes under the cervix and causes the **cervical mucus to become thick** so the sperm can't travel well into the uterine cavity.
47
What **2 hormones** are in the combined oral contraceptive?
1. progestin 2. estrogen
48
How does **progestin and estrogen** work to prevent pregnancy?
Increased progestin and estrogen prevents the HPO cycle from starting. ## Footnote *The HPO cycle are the steps that make ovulation occur.*
49
Why is progestin and estrogen (hormonal contraceptives) so **effective** at preventing pregnancy?
* Progestin **thins the lining of the uterus** (fetus can't implant) * Estrogen causes **thickening of cervical mucus** (sperm can't get through) * Both progestin and estrogen work on the pituitary to **suppress LH and FSH** in the ovaries (prevents ovulation)
50
What are the **contraindications** for taking progestin and estrogen for birth control?
* migraines with aura * uncontrolled hypertension * history of DVT/PE * smoking ## Footnote *There is an increase in stroke and clots.*
51
How **late** can a client be in taking a combined oral contraceptive and have it still work?
They can be **24 hours late** and the oral contraceptive will still work.
52
What hormone is in the **mini** oral contraceptive pill?
Progestin only ## Footnote *Safe for breastfeeding and estrogen-averse.*
53
At what **time of day** does the the mini pill (progestin only) need to be taken in order to work?
It needs to be taken at the **exact same time every day** or else it doesn't work.
54
What types of cancer/cysts/fibroids is there a **decreased risk** of getting when taking oral contraceptives?
* breast cancer * endometrial cancer * ovarian cancer * fewer uterine fibroids and ovarian cysts
55
What benefits occur with the **menstrual cycle** when taking oral contraceptives?
* more predictable * less bleeding (and less anemia) * less dysmenorrhea (painful periods)
56
What benefit occurs with **PMS** (premenstrual syndrome) when taking oral contraceptives?
PMS is less severe.
57
What benefit occurs with the **skin and hair** when taking oral contraceptives?
There is less acne and hirsutism.
58
What diseases is there a **decreased risk** of getting when taking oral contraceptives?
* Rheumatoid arthritis * Osteoporosis
59
Where is the contraceptive patch **placed** on the body?
* upper body * lower abdomen * buttocks
60
Where should the contraceptive patch **never** be placed?
Never place on the breasts.
61
How does the **contraceptive patch** work?
Progestin and estrogen is absorbed directly into the bloodstream through the skin.
62
How **often** is a contraceptive patch placed?
* A patch is placed once a week for 3 weeks * Then week 4 is no patch which is when the menstrual period starts
63
How does the **contraceptive ring** work?
The ring is placed directly into the vagina and **progestin and estrogen** is absorbed directly.
64
How **long** is a contraceptive ring kept in the body?
* The ring is placed and kept inserted for 3 weeks * Then week 4 the ring is removed which is when the menstrual period starts
65
What is **emergency contraception**?
A method that's used to **prevent pregnancy** from starting. ## Footnote *It is not for routine use.*
66
Why would **emergency contraception** be used?
1. original contraception failed 2. rape 3. other personal reasons
67
**When** does emergency contraception need to be used?
Within **72 hours** of unprotected intercourse. ## Footnote *The sooner that it's taken, the more effective it is.*
68
When using emergency contraception what is the risk of pregnancy **reduced** by?
Risk of pregnancy is reduced by **80%**.
69
What are the **types** of emergency contraception?
* oral contraceptives * copper IUD
70
What are **Long-Acting Reversible Contraceptives**? | (LARC)
LARCs are contraceptives that are **used for a long time**, but can be removed so that the client can become fertile again.
71
What are **3 types** of long-acting reversible contraceptives?
1. IUDs (intrauterine device) 2. injections 2. implants
72
Where is the **contraceptive implant** usually placed? ## Footnote *The implant is also known as Nexplanon®.*
In the **arm**.
73
What **hormone** is in the contraceptive implant?
Progestin only ## Footnote *Safe for breastfeeding and estrogen-averse.*
74
How **long** can a contraceptive implant be kept in the arm?
3-5 years
75
What is the **failure rate** for a contraceptive implant?
0.5% failure rate
76
What are the **3 types** of IUDs?
1. Mirena® (hormonal) 2. Skyla® (hormonal) 3. Paragard® (non-hormonal)
77
Where is an IUD **placed**?
In the **uterus**
78
How **long** does the IUD stay in the uterus?
**3-6 years** (depending on the type)
79
What **hormone** is in the Mirena IUD?
Levonorgestrel | (a type of progestin) ## Footnote *Mirena® IUD is also known as levonorgestrel IUD.*
80
If a woman is breastfeeding can they have an Mirena IUD placed?
Yes, Mirena IUD is safe for breastfeeding because there is no estrogen in it. ## Footnote *Estrogen can suppress milk supply.*
81
What is the **failure rate** of Mirena® IUD?
Less than 1% ## Footnote *A very low failure rate!*
82
Are there any hormones in a copper IUD? ## Footnote *Brandname of the copper IUD is Paragard®.*
No! ## Footnote *A copper IUD is hormone-free.*
83
How **long** is the copper IUD good for?
Up to 10 years!
84
Can the copper IUD be used as an **emergency contraceptive**?
Yes
85
What are the **disadvantages** of using a copper IUD?
Because there are no hormones: * no menstrual cycle control * heavier bleeding can occur
86
What **hormone** is in the injection shot contraceptive? ## Footnote *This is also known as the Depo shot.*
Progestin only ## Footnote *Because there is no estrogen, this is good for someone who is breastfeeding.*
87
How **often and where** is the injection shot contraceptive given?
Once every 3 months by intramuscular route.
88
What will the client get before every contraceptive injection shot (or any hormonal contraceptive)?
A **pregnancy test** to make sure they are not pregnant before getting the shot (or the hormonal contraception).
89
What are **2 permanent** contraceptive options?
1. Female sterilization (tubal occlusion) 2. Male sterilization (vasectomy)
90
What is a **tubal occlusion**?
When the fallopian tubes are **cut, tied or, burned** as a surgical procedure to prevent sperm and an egg from meeting.
91
How **long** does it take for a tubal occlusion to be effective in order to prevent pregnancy?
**Immediately** after the surgery.
92
What is the **failure rate** for tubal occlusion?
Less than 1% ## Footnote *There is still a chance of pregnancy.*
93
What is a **vasectomy**?
When the **vas deferens is cut** to prevent the sperm from reaching the urethra.
94
How **long** is the wait before all the sperm is cleared out after a vasectomy and pregnancy is no longer likely to occur?
Up to 12 weeks!
95
What is the **failure rate** for a vasectomy?
0.15% failure rate
96
If sexually active, what are the **best** methods to prevent pregnancy?
* IUD * implant * sterilization
97
What is the **#1 way** to prevent pregnancy and STIs (sexually transmitted infections)?
Abstinence | (not having any type of sex at all)
98
What **contraceptives** prevent STIs?
male or female **condoms**
99
What contraception can you **buy at the store** and do not need a prescription?
condoms