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1.1.b. Cardiovascular system Categorise

Target Level

Running Total

Attempt

1 of 2

Click on an item, then click on a category to place it. Or, drag and drop the item into the correct category. Organise all items before clicking 'Check'.

The Cardiac Control Centre receives information from the sensory system in order to control heart rate.

Categorise how the increase in heart rate is regulated during exercise into the following factors.

Neural

Hormonal

Intrinsic

Release of adrenaline from the adrenal glands in the kidney

Chemoreceptors detecting changes in pH of the blood, due to increase in lactic acid

Increases in thyroid hormones (T3 and T4)

Increased venous return

Proprioceptors detecting muscle activity

Baroreceptors detecting changes in blood pressure

Chemoreceptors detect an increase in Carbon Dioxide (CO₂) levels

Increased skin temperature

Chemoreceptors sensing a decrease in oxygen levels

Increased muscle temperature

Release of noradrenaline from the adrenal glands in the kidney

This is your 1^st attempt! You get 3 marks for each one you get right first time. Good luck!

Pass Mark

70%