Examples: pain, temperature, pregnancy
Site of reasoning- your brain—lets you think. Gives you consciousness.
Nerves are made of many nerve cells
Afferent-sensory nerves carry message to brain
Efferent-motor neurons carry message from brain to muscle.
Ears: There are three parts to the human ear. The outer ear, that collects sound, the middle ear (ear drum, ear bones, cochlea) that conducts sound and sends the messages to the brain and the inner (semicircular canals) hear that helps you keep your balance and sense of proprioception, where you are in space.
Your tongue has taste buds and your nose has receptors that send chemical messages to your brain so you can interpret taste and smell. These two senses work together.