BIOLOGY 6: Reflexes 0.0 / 5 ? BiologyGCSEOCR Created by: Chloe HanslowCreated on: 02-06-13 13:48 What are reflexes? Rapid, automatic responses to certain stimuli 1 of 12 Are reflexes fast or slow? Fast 2 of 12 Why are reflexes fast? They're involuntary (you don't need to think about them) 3 of 12 What is the route taken by the information in a reflex (from receptor to effector) called? A reflex arc 4 of 12 What do the neurones in the reflex arc go through? the central nervous system (CNS) 5 of 12 Which part of the brain do the neurones in the reflex arc go through? An unconscious part of the brain 6 of 12 What does SRSCRMER stand for? Stimulus, Receptor, Sensory neurone, CNS, Relay neurone, Motor neurone, Effector, Response 7 of 12 What type of animals rely entirely simple reflexes? Simple animals that have no brain 8 of 12 What do simple reflexes improve animals' chances of? Survival 9 of 12 Can you give two examples of ways simple reflexes can improve simple animals' chances of survival? Finding food and sheltering from predators 10 of 12 Can you name 3 examples of simple reflexes in humans? Pupil becoming smaller, dropping hot objects and knee jerk reflex 11 of 12 What are 3 reflexes that newborn babies have and lose as they develop? suckling, grasping, taking steps on a flat surface 12 of 12
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