How Does an IUD Work as a Contraceptive

question 49

Multiple Choice

How does an IUD work as a contraceptive?

• A) It's inserted in the uterus and prevents the endometrium from developing so an embryo cannot implant.
• B) It's inserted into the uterus and prevents sperm from getting to the oviduct.
• C) It's not too clear how they work but they are effective.
• D) It's inserted into the uterus and kills any sperm that get above the cervix.
• E) It's inserted into the uterus and prevents development of the corpus luteum so a pregnancy cannot be maintained.

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Definitions:

Parol Evidence Rule

A legal principle that prevents parties from using oral or extrinsic evidence to contradict or vary the terms of a written contract.

Condition Precedent

In contract law, an act or promise that must take place or be fulfilled before the other party is obligated to perform his or her part of the agreement.

Enforceable

Describes a legal agreement or contract that is valid and therefore can be upheld and enforced in a court of law.