Homeostasis Exam Revision: Are you exam ready?

Name the type of receptors and a sense organ that would assist you in sensing when you open the curtains or notice the change in light.

Name the type of receptors and a sense organ that would assist you in sensing when a cool breeze causes goosebumps to appear on your arm.

Name the type of receptors and a sense organ that would assist you in sensing when strawberries have a lovely smell and they taste great too!

Complete the following diagram about the stimulus-response mode using the following words: Effector, Receptor, Stimulus, Control centre, Response.

d

c

e

b

a

Effector

Response

Control centre

Receptor

Stimulus

Create a diagram to represent the structure of a neuron. Ensure your diagram shows the direction of the nerve impulse and contains the words dendrite, cell body and axon.

Your body has 3 different types of neurons (nerve cells). Name them:

Which of your neurons carries information detected by your sensory receptors to the central nervous system?

Which of the neurons is only located within the central nervous system?

What is a reflex arc and describe a situation when a reflex arc would be useful?

Draw a flow chart to show how a negative feedback reaction works if blood glucose levels are too high. The outline of a flow chart is provided below. Fill in the details and add the arrows. Remember that in a negative feedback loop the negative feedback is indicated by a dashed line.