AQA · Biology · 8461
GCSE Biology: Negative feedback
Homeostasis and response · AQA GCSE Biology (8461), specification point 4.5.3.7. Cards are generated from the exam board's own specification for "Negative feedback", and every card links back to the page it came from. Higher tier only. Specification © AQA — used with attribution.
9 flashcards · Free to study · No account needed
Study this deck
Preparing your cards…
All questions and answers
Read through the full deck, or practise recalling each answer above.
Which glands produce adrenaline?
Show answer
The adrenal glands.
Under what conditions is adrenaline released?
Show answer
In times of fear or stress.
What effect does adrenaline have on heart rate?
Show answer
It increases heart rate, boosting delivery of oxygen and glucose to the brain and muscles.
Adrenaline prepares the body for the '?' response.
Show answer
flight or fight
Which gland produces thyroxine?
Show answer
The thyroid gland.
What does thyroxine stimulate in the body?
Show answer
The basal metabolic rate.
Besides metabolism, what process does thyroxine play an important role in?
Show answer
Growth and development.
Thyroxine levels in the blood are controlled by ?.
Show answer
negative feedback
Which hormone increases the delivery of oxygen and glucose to the brain and muscles?
Show answer
Adrenaline.
Want to create your own cards? Create a free account. AI generation uses credits.