Home › CBSE Class 12 › Biology › Human Reproduction › The average length of the human menstrual cycle …
The average length of the human menstrual cycle is:
A14 days (single phase)
B21 days (3 weeks)
C28 days (4 weeks)
D35 days (5 weeks)
Answer & Solution
Correct answer: C. 28 days (4 weeks)
The average menstrual cycle = 28 days, divided into menstrual (1-5), follicular (6-13), ovulation (~day 14), luteal (15-28). Individual variation is normal (21-35 days).
Related questions
The inner glandular layer of the uterus is the:The wall of the uterus is made of how many tissue layers?The cervical canal together with the vagina forms the:The uterus opens into the vagina through a narrow:The shape of the uterus is compared to an inverted:Another name for the uterus is the:The narrow last part of the oviduct joining the uterus is the:The wider middle part of the oviduct is called the: