Biology · Human Physiology & Neurology
Which of the following statements about the Babinski reflex is correct regarding healthy adults?
- 1The reflex is completely unrelated to central nervous system pathways.
- 2Plantar flexion of the toes is normal, whereas dorsiflexion of the big toe is abnormal.✓
- 3Plantar flexion of the toes is an abnormal neurological sign.
- 4Dorsiflexion of the big toe and fanning of other toes is a normal response.
Correct answer
Plantar flexion of the toes is normal, whereas dorsiflexion of the big toe is abnormal.
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