point facial lingual papilla ref name weinberg however col may absent gingival recession teeth contacting main purpose interdental gingiva prevent food impaction routine mastication ref name gehrig alveolar mucosa area tissue non keratinized located beyond mucogingival junction less firmly attached redder attached gingiva provides movement cheek lips periodontal ligament periodontal ligament connective tissue joins outer layer tooth root
Applied science Medicine and health Dentistry Periodontics