The diagram shows how the lining of the uterus changes over the course of the human menstrual cycle - Junior Cycle Science - Question c - 2016
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 - 2016
Step 1
What process begins on day 1 of the menstrual cycle?
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Answer
The process that begins on day 1 of the menstrual cycle is menstruation. This involves the breakdown and shedding of the uterine lining, leading to the beginning of a new cycle.
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. This usually coincides with ovulation, which is when a mature egg is released from the ovary.
Step 3
What happens to the female gamete (egg) during fertilisation?
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During fertilisation, the female gamete (egg) fuses with sperm. This union forms a zygote, which can develop into an embryo.
Step 4
1. Label with the letter F the arrow pointing to where fertilisation usually occurs.
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F should be placed on the Fallopian tube arrow, as this is typically where fertilisation occurs.
Step 5
2. Label with the letter P the arrow pointing to where the foetus usually develops.
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P should be placed on the uterus arrow, as this is where the foetus usually develops throughout the pregnancy.
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