The menstrual cycle practice exercise 3

Dr. Mwangi is investigating why 15-year-old Sarah has not had her period for 3 months. He shows Sarah's mother the diagram of the normal menstrual cycle below with four phases marked as W, X, Y, and Z. Dr. Mwangi explains that Sarah's problem occurs in Phase Y. a) What normal process is not happening in Sarah's Phase Y? (1 mark) b) If Phase Y fails, what will happen to Phase W in the next cycle? (1 mark) c) Dr. Mwangi says this problem affects Sarah's ability to have children. Explain why. (1 mark)

Dr. Mwangi is investigating why 15-year-old Sarah has not had her period for 3 months. He shows Sarah's mother the diagram of the normal menstrual cycle below with four phases marked as W, X, Y, and Z. Dr. Mwangi explains that Sarah's problem occurs in Phase Y. a) What normal process is not happening in Sarah's Phase Y? (1 mark) b) If Phase Y fails, what will happen to Phase W in the next cycle? (1 mark) c) Dr. Mwangi says this problem affects Sarah's ability to have children. Explain why. (1 mark)

Akinyi is a Grade 8 learner at Jiwezeshe School who is learning about the menstrual cycle in her integrated science class. Her teacher, Mrs. Wanjiku, uses the simple timeline below to help students understand what happens in a woman's body each month.  a) What is the name of the event that happens on Day 14 when the egg leaves the ovary? b) Explain why the uterus lining needs to get thick during Week 2. What is the body preparing for? c) Akinyi asks her teacher: "Why does the thick lining break down if no baby starts growing?" Explain this process in simple terms. d) Mrs. Wanjiku tells the class that this cycle repeats every month from puberty until menopause. Explain why understanding this cycle is important for teenage girls.

Akinyi is a Grade 8 learner at Jiwezeshe School who is learning about the menstrual cycle in her integrated science class. Her teacher, Mrs. Wanjiku, uses the simple timeline below to help students understand what happens in a woman's body each month.  a) What is the name of the event that happens on Day 14 when the egg leaves the ovary? (1 mark) b) Explain why the uterus lining needs to get thick during Week 2. What is the body preparing for? (1 mark) c) Mrs. Wanjiku tells the class that this cycle repeats every month from puberty until menopause. Explain why understanding this cycle is important for teenage girls. (1 mark)

Akinyi is a Grade 8 learner at Jiwezeshe School who is learning about the menstrual cycle in her integrated science class. Her teacher, Mrs. Wanjiku, uses the simple timeline below to help students understand what happens in a woman's body each month.  a) What is the name of the event that happens on Day 14 when the egg leaves the ovary? (1 mark) b) Explain why the uterus lining needs to get thick during Week 2. What is the body preparing for? (1 mark) c) Mrs. Wanjiku tells the class that this cycle repeats every month from puberty until menopause. Explain why understanding this cycle is important for teenage girls. (1 mark)

Halima’s period starts on Day 1 of the menstrual cycle. By Day 7, her bleeding has stopped. Which phase is she now in, and what is happening in her body? (2 marks)

Halima’s period starts on Day 1 of the menstrual cycle. By Day 7, her bleeding has stopped. Which phase is she now in, and what is happening in her body? (2 marks)

Alice’s cycle is 28 days. She started bleeding on the 1st of May. a) On which dates will she likely be in the luteal phase? (1 mark)b) Explain what happens to the uterus lining during this phase if no pregnancy occurs. (1 mark)

Alice’s cycle is 28 days. She started bleeding on the 1st of May. a) On which dates will she likely be in the luteal phase? (1 mark)b) Explain what happens to the uterus lining during this phase if no pregnancy occurs. (1 mark)

Joy has been recording her menstrual cycle on a calendar. She notices that she usually starts bleeding on Day 1 and it stops by Day 5. On Day 14, she starts feeling slight pain in her lower abdomen. a) Which phase is she likely in on Day 14? (1 mark)b) What might be happening in her body during this time? (1 mark)

Joy has been recording her menstrual cycle on a calendar. She notices that she usually starts bleeding on Day 1 and it stops by Day 5. On Day 14, she starts feeling slight pain in her lower abdomen. a) Which phase is she likely in on Day 14? (1 mark)b) What might be happening in her body during this time? (1 mark)

Jane noticed that her period did not come last month. She is not pregnant. a) Which part of the cycle is most likely delayed or not happening correctly? (1 mark)b) Explain one effect this can have on the uterus lining. (1 mark)

Jane noticed that her period did not come last month. She is not pregnant. a) Which part of the cycle is most likely delayed or not happening correctly? (1 mark)b) Explain one effect this can have on the uterus lining. (1 mark)

Ruth was absent during a science lesson on the menstrual cycle. Help her by explaining what happens during the first 5 days of the cycle. (1 mark)

Ruth was absent during a science lesson on the menstrual cycle. Help her by explaining what happens during the first 5 days of the cycle. (1 mark)

Ruth was absent during a science lesson on the menstrual cycle. Help her by explaining what happens during the first 5 days of the cycle. (1 mark)

Sharon was told by the school nurse that she is likely in the luteal phase of her cycle according to the changes she felt in her body. What is happening in her body during this phase, and what will happen next if no fertilisation occurs? (2 marks)

A student placed a calendar on the classroom wall showing the menstrual cycle. She highlighted days 1–5 in red and days 25–28 in light green. a) Explain why she used red for days 1–5. (1 mark)b) Explain what is happening in the uterus during days 25–28 if fertilisation does not occur. (1 mark)

A student placed a calendar on the classroom wall showing the menstrual cycle. She highlighted days 1–5 in red and days 25–28 in light green. a) Explain why she used red for days 1–5. (1 mark)b) Explain what is happening in the uterus during days 25–28 if fertilisation does not occur. (1 mark)

Tracy has been monitoring her cycle. On Day 3, she has heavy bleeding and cramps. On Day 10, she notices no bleeding and feels fine. a) Identify the phase she is likely in on Day 3 and explain the purpose of that phase. (1 mark)b) What phase is she in on Day 10, and what is happening inside her body? (1 mark)