Tongue and Floor of the Mouth Flashcards
what is the roof of the oral cavity?
hard & soft palate
what is the floor of the oral cavity?
mainly soft tissues including TONGUE
what are the lateral walls of the oral cavity?
cheeks
what do the dental arches separate?
They separate the oral cavity into:
- oral vestibule
- oral cavity proper
what is the oral vestibule?
the slit like space between the teeth/gingivae and the lips/cheeks
what is the oral cavity proper?
space between the upper & lower dental arches
what is the philtrum?
the depression in the midline above the upper lip
what is the main muscular component of the lips?
the orbicularis oris
what anastomoses in the lips?
the superior & inferior labial arteries to form an arterial ring
what supplies blood to the cheeks?
buccal branches of the maxillary artery
what is the main muscular component of the cheeks?
buccinator muscle
what is the name of the mucosal fold that connects the gingivae to the lips?
labial frenulum
what muscle makes up the floor of the mouth?
mylohyoid muscle
what are the attachments of the mylohyoid muscle?
mylohyoid line of the mandible to the hyoid bone
what is the midline between the two mylohyoid muscles known as?
mylohyoid raphe