Primitive Reflexes in Newborn
Primitive reflexes in Newborn Glabellar Reflex Glabellar reflex (also known as the "glabellar tap sign") is a primitive reflex. It is elicited by repetitive tapping on the forehead. Subjects blink in response to the first Several taps. If the blinking persists, this is known as Myerson's sign and is abnormal. The afferent sensory signals are transmitted by the trigeminal nerve, and the efferent signals come back to the orbicularis oculi muscle via the facial nerve, the which in turn reflexly contracts Causing blinking. Doll's Eye Reflex Doll's Eye Reflex - as with a doll's eyes, Pls a baby is lying on her back, if you turn her head from side to side, her eyes fixed Remain. This reflex Lasts up to two months of age. Reflex rooting Rooting Reflex - Pls a finger or nipple is placed into the baby's mouth, the baby begins to suck. Also, if you lightly stroke the cheek, turn the newborn Will Towards the stroking and open her mouth to accept the nipple. This refl