Which of the following reflexes is not present at birth –
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- Asymmetric Tonic Neck Reflex
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- Moro’s Reflex
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- Symmetric tonic neck reflex
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- Crossed extensor reflex
0 voters
EXP:
Neonatal reflexes
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A number of primitive neonatal reflexes can be elicited in healthy term neonate.
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These disappear as the child grows → These reflexes are inhibited by frontal lobes as child grows.
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Absence of reflex responses indicates dysfunction of central or peripheral motor function.
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Abnormal persistence of neonatal reflexes is pathognomonic of central motor lesions.
Reflexes are
A. Reflexes present at birth
- Rooting, sucking & swallowing reflexes
- Moro reflex
- Palmar grasp (grasp reflex)
- Crossed extensor
- Assymmetric tonic neck reflex
B. Reflexes appear after birth
- Symmetric tonic neck - appears at 4-6 months
- Parachute reflex - appears at 8-9 months
- Landau reflex - appears at 10 months
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