MAURO FERMARIELLO / SCIENCE PHOTO LIBRARY MAURO FERMARIELLO / SCIENCE PHOTO LIBRARY
Neonatal reflex test. Doctor testing a newborn baby boy's crawl reflex. This occurs when a baby is placed face down on a flat surface. This triggers an involuntary reflex response where the baby attempts to use its arms and legs to crawl forward. This reflex lessens by the age of 3-4 months.
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