Grasp reflex

Grasp reflex is a primitive reflex found in infants that is elicited by stimulating the palm of the hand. This reflex is present from birth and fades around 5-6 months of age.

Overview

The Grasp reflex is a primitive reflex that is present in infants. It is elicited by stimulating the palm of the hand, causing the infant to grasp the stimulus. This reflex is present from birth and fades around 5-6 months of age. The grasp reflex is one of many reflexes that infants have, which are designed to protect them and help them interact with their environment.

Mechanism

The grasp reflex is triggered when an object makes contact with the infant's palm. The fingers close around the object in a grasping motion. This reflex is thought to be controlled by the central nervous system, specifically the brain and spinal cord. The exact mechanism of the grasp reflex is not fully understood, but it is thought to involve a complex interaction of neural pathways and muscle responses.

Clinical significance

The grasp reflex is often used as a diagnostic tool in neurology to assess the development and function of the nervous system in infants. A strong grasp reflex is generally a positive sign, indicating healthy neurological development. However, if the grasp reflex is absent or weak, it may indicate a problem with the nervous system. Additionally, if the grasp reflex persists beyond the age of 6 months, it may be a sign of a neurological disorder.

See also

• Primitive reflexes
• Infant
• Neurology

References

Grasp reflex Resources
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