THE ARCHER: THE NERVOUS SYSTEM >CORDINATION SENSATION AND MOVEMENT

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Cells of the Nervous System ● Neuron ○ Transmits and receives electrical and chemical impulses ○ Cell body, dendrites, axon ○ Myelin sheath ■ Insulates and allows quick impulses Lobes ... of the brain Occipital: Vision Temporal: Memory, understanding language Parietal: Perception, math, spelling, logic Frontal: Thinking, planning, organizing, problem solving, emotions, behavioral control, personality Cerebellum: Balance Medulla: HR, BP, reflexes (swallowing, vomiting) *Language centers: Broca’s area: expressive language Wernicke’s area: receptive language Cranial Nerves I - Olfactory (smell) II - Optic (vision) III - Oculomotor (pupil constriction) IV - Trochlear (downward movement of eyes) V - Trigeminal (jaw movement, sensation of face and neck) VI - Abducens (lateral movement of eyes) VII - Facial (facial movement, taste on anterior 2/3 of tongue) VIII - Vestibulocochlear (hearing and balance) IX - Glossopharyngeal (swallowing, taste on posterior 1/3 of tongue) X - Vagus (swallowing, speaking) XI - Spinal/Accessory (flexion and rotation of head) XII - Hypoglossal (tongue movements) [Show More]

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