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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 ___________.