1) What is a reflex? a) a slow, intentional and voluntary response to a stimulus. b) a quick, automatic and involuntary response to a stimulus. 2) What is a stimulus? More than one answer is possible. a) A hit on the arm. b) Move your arm.  c) A loud noise. d) Shout. e) The smell of a flower. f) Write. 3) What is a response? More than one answer is possible. a) Saying Ouch! b) A taste of chocolate. c) Blinking your eyes. d) A soft sofa. e) Covering your ears because music is too loud. 4) Which order is correct? a) stimulus - sensory nerves- spinal cord - brain b) stimulus- sensory nerves - spinal cord- brain - response - spinal cord - reaction of the body c) stimulus- brain- spinal nerves- sensory nerves- brain-response 5) Bonus track: The brain only weighs around ______. a) 3.4 kilograms b) 2.4 kilograms c) 1.4 kilograms 6) Bonus track: The spinal cord is a bundle of nerves that is _____ long. a) 50.7 centimeters b) 40.7. centimeters c) 45.7 centimeters

REFLEX - NERVOUS SYSTEM

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