Biology-B5-The Nervous System 0.0 / 5 ? BiologyHomeostasisGCSEAQA Created by: tonisha_Created on: 28-12-22 15:17 What is homeostasis? the regulation of internal conditions of a cell or organism to maintain optimum conditions in response to internal and external change 1 of 17 How many parts is the nervous system made up of? two 2 of 17 What are they? brain and spinal cord all other neurones running to and from 3 of 17 What is the brain and spinal cord also known as? CNS Central Nervous System 4 of 17 All automatic control systems have what 5 things? stimulus receptor co-ordination centre effector response 5 of 17 Firstly the receptor will what? detect a stimulus 6 of 17 The receptor will then send what? electrical impulses 7 of 17 Down what? sensory neurones 8 of 17 To where? the CNS 9 of 17 The co-ordination centre will do what? process and receive the information 10 of 17 It will then send? electrical impulses 11 of 17 Down what? motor neurones 12 of 17 To the? effector 13 of 17 Whereby what will be carried out? a response 14 of 17 What is an effector usually (2)? muscle that contracts gland that secretes a hormone 15 of 17 Sensory neurones send impulses from where to where? receptor to CNS 16 of 17 Motor neurones send impulses from where to where? CNS to effector 17 of 17
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