Nervous System AQA

Homeostasis is maintaining a ___________ internal environment.

• reliable

• different

• constant

• heated

Which of these is NOT under the control of homeostasis?

• Blood-glucose concentration

• Nail growth

• Body temperature

• Water levels

The CNS consists of the ______ and spinal cord.

Nerve cells are called _________.

Label 2

Label 5

Which options show the correct order of the nervous system?

• stimulus ---> receptor ---> sensory neurone

• coordinator ---> motor neurone ---> effector

• receptor ---> motor neurone ---> effector

• coordinator ---> stimulus ---> response

Name the three different types of neurones:

• sensory, generalised and motor neurones

• Sensory, relay and motor neurones

• Sensory, relay and effector neurones

A sense organ has lots of _________.

• effectors

• tissue

• mitochondria

• receptors

Examples of effectors include ________ and ________.

• hormones

• glands

• muscles

• brain

• spinal cord