Question

Birth canal is formed by

• A. Cervical canal along with vagina
  
• B. Uterus along with vagina
  
• C. Uterus along with cervix
  
• D. Uterus, cervix and vagina
  

Answer 1

The correct option is A Cervical canal along with vagina


Female accessory ducts
The female sex accessory ducts includes fallopian tubes (oviducts), uterus and vagina.

Uterus
Uterus or womb is a hollow muscular structure which has the shape of an inverted pear. It lies in the pelvic cavity between the urinary bladder and the rectum. Implantation and development of the foetus till birth takes place in the uterus.

Cervix
Cervix is the lower cylindrical part of the uterus which projects slightly into the vagina.

Cervical canal
The cervical canal passes through the cervix which allows the menstrual blood and a baby (fetus) to pass from the uterus into the vagina.

Vagina
Vagina is an elastic muscular tube, which acts as an accessory duct in females. It receives semen during copulation and serves as the part of the birth canal during parturition.

Birth canal
Birth canal is formed by the cervical canal along with vagina. This canal expands to allow the baby to pass during parturition.

Final answer: c) Cervical canal along with the vagina