It is relatively common for the Flexor digitorum superficialis to be missing from the little finger, bilaterally and unilaterally, which can cause problems when diagnosing a little finger injury.
The grasp reflex (newborn reflexes) It occurs when placing an object, such as a finger, onto the infant's palm (palmar grasp) or sole (plantar grasp). The infant responds by flexing fingers or curling the toes. The palmar grasp usually disappears by 3 to 4 months and the plantar grasp by 6 to 8 months.
The Babinski reflex or plantar reflex is a reflex which occurs in infants when the sole of the foot is firmly stroked.By age two, the reflex should disappear.hese 10 animal facts will amaze you. The Babinski reflex or plantar reflex is a reflex which occurs in infants when the sole of the foot is firmly stroked. By age two, the reflex should disappear.