第 1 題
1 分During the menstrual cycle, the levels of different hormones fluctuate to control the uterus wall and ovulation. Which statement correctly describes the interaction between these hormones during the follicular phase?
Pearson Edexcel GCSE (9-1) · Combined Science (1SC0)
Animal coordination, control and homeostasis：練習題
5 條多項選擇題即時批改，另有 3 條文字題附完整解題步驟，全部圍繞「Animal coordination, control and homeostasis」。
8 條題目22 分免費，無需登記
第 2 題
1 分How does the body prepare for a 'fight or flight' response when adrenalin is released from the adrenal glands?
第 3 題
1 分A person with Type 1 diabetes is unable to produce insulin. If this person consumes a meal high in carbohydrates without treatment, what happens to the glucose levels and the role of the pancreas?
第 4 題
1 分A doctor calculates a patient's BMI to assess their risk for Type 2 diabetes. If the patient has a mass of 90 kg and a height of 1.8 m, which of the following is their BMI and the most likely metabolic relationship?
第 5 題
1 分A patient is diagnosed with hyperthyroidism, a condition where the thyroid gland is overactive. Which of the following would be an expected physiological consequence based on the negative feedback loop involving thyroxine?
第 6 題
5 分Describe the sequence of hormone interactions in the negative feedback loop that maintains a constant metabolic rate when thyroxine levels in the blood become too low.
先自己寫一次答案，再對照解題步驟。
第 7 題
6 分Explain how the interaction of FSH, LH, oestrogen, and progesterone coordinates the thickening of the uterus lining and the timing of ovulation during the menstrual cycle.
先自己寫一次答案，再對照解題步驟。
第 8 題
6 分Adrenalin and thyroxine are two hormones involved in the regulation of the body.
(a) Explain how adrenalin prepares the body for a 'fight or flight' response by affecting heart rate and liver function.
(b) Explain how the production of thyroxine is controlled by a negative feedback loop involving the hypothalamus and the pituitary gland.
先自己寫一次答案，再對照解題步驟。
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