Q. The uterus opens into (A) .... through a narrow (B)...... The cavity of the (B)....... is called (C)....... canal which along with (A)....... forms the (D)....... canal.
A B C D
A Vagina Cervix Birth Cervical
B Vagina Cervix Cervical Birth
C Cervix Vagina Birth Cervical
D Cervix Vagina Cervical Birth

 1685  218 NTA AbhyasNTA Abhyas 2020Human Reproduction Report Error

Solution:

The uterus is single and it is also called womb. The shape of the uterus is like an inverted pear. It is supported by ligaments attached to the pelvic wall. The uterus opens into vagina through a narrow cervix. The cavity of the cervix is called cervical canal which alongwith vagina forms the birth canal.