question_answer 25)

    Diaphragms are contraceptive devices used by the 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. (a) I and II                               (b) I and III                       (c) II and III                             (d) III and IV

Answer:

                  (c) Diaphragms, cervical caps and vaults are the barriers made of rubber that are inserted into the female reproductive tract to cover the cervix during coitus. They prevent the entry of sperms through cervix.Spermicidal agents like creams, jellies and foams are used along with these barriers to increase their contraceptive efficiency.