The diagram shows how the lining of the uterus changes over the course of the human menstrual cycle - Junior Cycle Science - Question c - 2023
Question c
The diagram shows how the lining of the uterus changes over the course of the human menstrual cycle.
(i) What process begins on day 1 of the menstrual cycle?
(ii) ... show full transcript
Worked Solution & Example Answer:The diagram shows how the lining of the uterus changes over the course of the human menstrual cycle - Junior Cycle Science - Question c - 2023
Step 1
What process begins on day 1 of the menstrual cycle?
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Answer
On day 1 of the menstrual cycle, the process of menstruation begins. This involves the breakdown and shedding of the uterine lining, often referred to as a period or bleeding.
Step 2
What is meant by the fertile period of the menstrual cycle?
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The fertile period of the menstrual cycle refers to the time when pregnancy can occur, specifically around ovulation. This is the phase when the female gamete is released and is viable for fertilisation.
Step 3
What happens to the female gamete (egg) during fertilisation?
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During fertilisation, the female gamete (egg) fuses with a sperm cell to form a zygote. This process allows the genetic material from both parents to combine.
Step 4
Label with the letter F the arrow pointing to where fertilisation usually occurs.
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F should be labeled on the arrow pointing to the fallopian tube, as this is where fertilisation typically occurs.
Step 5
Label with the letter P the arrow pointing to where the foetus usually develops.
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P should be labeled on the arrow pointing to the uterus, where the foetus usually develops during pregnancy.
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