FRONTAL RELEASE SIGNS By N., Pam M.S. - May 11, 2013 The appearance in adults with frontal lobe lesions of certain primitive reflexes normally present only infants and disappear in the first few months of life. These reflexes include the grasp and sucking reflexes. FRONTAL RELEASE SIGNS: "Frontal release signs are seen in adults." Related Psychology Terms GRASP REFLEX FRONTAL LOBOTOMY NONNUTRITIVE SUCKING PARIETAL LOBE BRAZELTON NEONATAL BEHAVIORAL ASSESSMENT SCALE WORD FLUENCY (WF) PREFRONTAL CORTEX FRONTAL LOBE SYNDROME SPINAL REFLEX ENTORHINAL-CORTEX LESION Cite this page: N., Pam M.S., "FRONTAL RELEASE SIGNS," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/frontal-release-signs/ (accessed February 27, 2020).