Facial expression responsible for controlling the expression differ in each case. Voluntary facial expressions are often socially conditioned and follow a cortical route in the brain. Conversely, involuntary facial expressions are believed to be innate and follow a subcortical route in the brain. Facial recognition is often an emotional experience for the brain and the amygdala is highly involved in the recognition process. The eyes are often viewed as important features of facial expressions. Aspects such as blinking rate can possibly be used to indicate whether a person is nervous or whether he or she is lying. Also, eye contact is considered
Emerging adulthood and early adulthood their child's status as an adult. This process may include gestures such as allowing increased amounts of privacy and extending trust. Granting this recognition assists the increasingly independent offspring in forming a strong sense of identity and exploration at a time when it is most crucial. There is varied evidence regarding the continuity of emerging adults' relationships with parents, although most of the research supports the fact that there is moderate stability. A parent-child relationship of higher quality often results in greater affection and contact in emerging adulthood. Attachment styles tend to remain stable from infancy to adulthood. An initial