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Male and Female Condoms

IUDs which ar...

Question

IUDs which are used by females

A

Act as spermicidal jellies

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B

Block the entry of sperms into vagina

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C

Are implanted under the skin and they release progestron and estrogen

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D

Release copper ions in the uterus that increase phagocytosis of sperms

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Solution

The correct option is D Release copper ions in the uterus that increase phagocytosis of sperms
An intrauterine device (IUD or coil) is a small contraceptive device. The one used by females is often 'T'-shaped, These IUDs suppress sperm motility and fertilising ability of sperm by releasing copper ions. Copper acts as a spermicide within the uterus.
Thus, the correct answer is option (D).

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(ii) Emergency contraceptive - Morning after pills.
(iii) Copper - T - Inserted in the uterus that prevents Implantation of embryo.
(iv) Oral pills - Inserted under the skin that slowly release progesterone which prevents implantation.
(v) Diaphragm - A soft rubber cup that prevents sperms from entering uterus.

Q. Diaphragms are contraceptive devices used by females. Choose the correct option from the statements given below:
i. They are introduced into the uterus
ii. They are placed to cover the cervical region
iii. They act as physical barriers for sperm entry
iv. They act as spermicidal agents

Cu ions released from copper-T Intra Uterine Devices (IUDs) control birth by: (1)

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Choose the correct option from the statements given below.
Statement I: They are used exclusively by females.
Statement II: They are introduced deep into the uterus.
Statement III: They act as spermicidal agents.
Statement IV: They physically prevent sperms from reaching oocytes.

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