Download Neurons (nerve cells)

Neurons (nerve cells)
 A neuron is a special _________.
 Cells are the tiny microscopic _______________ blocks that make up our body.
 Instead of being round, square or flat like most cells, neurons have….
 Long _______________ or fibres called ______________.
 Axons carry ___________________ messages in one direction.

Neurons carry messages for:
 Muscles (___________________)
 Sight, Hearing, & Smell
 Pain
 Brain Function
 ________________
 _____________________
 Sound (___________________)
 _____________________
 Reflexes
 There are two types: ___________________ neurons & __________________ neurons
 Detect ____________ stimuli e.g. light or pressure
SENSORY NEURONS
 Detect ____________ stimuli e.g. bladder fullness
 Send messages to ___________ _________ or brain
 Carry messages FROM brain TO _______________
MOTOR NEURONS
or glands; e.g. to adrenal to pump _______________
 Operate ________________ for movement
(One stimulus, two stimuli) e.g. Heat is a stimulus that causes your body to ________.
 A stimulus is any EVENT that causes a response from a part of your ___________.