B11 - Hormones
Independent Learning
Introduction
Hormones are produced to bring about changes. We will look further into the main hormonal coordination system in the human body, and the importance of hormones in reproduction since it controls the menstrual cycle. By understanding the role of hormones in reproduction has allowed scientists to develop not only contraceptive drugs but also drugs which can increase fertility.
Specification links:
Task 1: Know
Task 1a: Use look, cover, write check to learn the answers to the core questions and the keywords for this topic
Learn
Task 2: Principles
Task 2b: Make notes that:
Define hormone
State where hormones are made
Describe how hormones get delivered around the body
Define target organ
Draw and label a diagram showing where the following glands are located:
pituitary gland
pancreas
thyroid
adrenal gland
ovary
testes
Explain why the pituitary gland is sometimes called the 'master gland'
Compare nervous messages and hormonal messages.
Task 2c: Compare coordination and control by the endocrine and nervous systems (6marks) - use the markscheme on slide 17 to mark your answer.
Optional extension task:
Task 3: Blood glucose
Task 3b: Make notes that:
Name the 2 hormones that help control blood glucose concentration
Define glycogen
Describe the 2 ways that insulin reduces blood glucose concentration.
Describe how glucagon increases blood glucose concentration.
Task 4: Diabetes
Task 4b: Make notes that:
Give the cause of type 1 diabetes
Explain how we can treat type 1 diabetes
Give the cause of type 2 diabetes
Explain how we can treat type 2 diabetes
Task 4c : Complete the exam questions and mark.
Optional extension task:
Set 3 complete the progress quiz then go to task 6
Task 5: Negative feedback (Set 1&2 only)
Task 5b: Make notes that:
Include the negative feedback diagram on slide 9
Give the role of adrenaline.
Give the role of the thyroid.
Describe negative feedback.
Explain the role of negative feedback in maintaining blood glucose levels.
Task 5c: Complete the progress quiz
Task 6: Reproduction and the menstrual cycle
Task 6b: Make notes that:
List 3 changes during puberty in girls.
List 3 changes during puberty in boys.
Name the male sex hormone
Describe the roles of the following:
follicle stimulating hormone,
oestrogen,
progesterone,
luteinising hormone.
Describe the different stages of the menstrual cycle. Include a copy of the flow chart from slide 16.
Task 6c: Complete the exam questions. mark your answers once you are done.
Task 7: Contraception
Task 7b: make notes that:
Define contraception.
Name the 4 different types of contraceptives.
Explain how the following contraceptives work:
mixed pill,
implants / injection / patch
condoms,
diaphragm,
sterilisation.
Compare the effectiveness of the three main types of contraception
Task 7c: Complete the exam questions - mark your own answers using the mark scheme.
Set 3 go to task 10 now
Task 8: Infertility treatment (Set 1 & 2 only)
Task 8b: Make notes that:
Define infertility.
State 3 causes of infertility in women.
State 3 causes of infertility in men.
Define in vitro fertilisation (IVF).
Describe how IVF works.
Evaluate the advantages and disadvantages of IVF
Set 2 go to task 10 now
Task 9: Plant hormones - Set 1 only
Task 9b: Make notes that:
Define tropism.
Name the 3 types of tropisms.
Describe the role of auxin in plants.
Describe how gibberellins and ethene gas are used in food production.
Task 9c: Watch the video
Task 9d: Make notes that:
Define the variables
Explain the method used
Explain the expected results
Task 9e: Complete the exam questions - self mark once you are done.
Task 10: Summary
Task 10c: Make a mind map or single page revision summary of this topic
Use the specification links below to help you.
Add it to your revision folder
Specification links: