Sensitivity and Coordination by Carlota, María and Keka
• The function of sensitivity is to produce a response to a stimulus we receive.
STIMULUS• INTERNAL • INTERNAL RECEPTORS STIMULICome from Receive the internal inside our bodies. stimuli our bodies• EXTERNAL produce. STIMULICome from • EXTERNAL RECEPTORS outside the body. Receive external stimuli.
RESPONSES• MUSCULAR RESPONSES. Are the movements our muscles.• GLANDULAR RESPONSES. Occur when glands produce various substances.
THE NERVOUS SYSTEM• The nervous system is made up of nerve centres and nerves. Nerve centres interpret the information and develop responses forming the central nervous system. Nerve transmit information,forming the peripheral nervous system.
CENTRAL NERVOUS SYSTEM AND PERIPHERAL NERVOUS SYSTEM• The brain is inside the • Sensory nerves with skull.It is made up of the transmit information cerebrum,the cerebellum from the sensory. and brain stem. • Motor nerves which• The spinal cord is made transmit information. up of many neurons.It is protected by vertebrate.
NEURONS,VOLUNTARY AND INVOLUNTARY MOVEMENTS VOLUNTARY AND INVOLUNTARYNEURONS MOVEMENTS• They are made up of a cell • Voluntary is when the body,dendrites and axons. order comes from the brain. • Involuntary is when the order comes from the spinal cord.