Anatomy infratemporal fossa Flashcards
the infratemporal fossa is distinguished by its specific boundaries
which boundary is represented by the ramus of the mandible
lateral boundary of the infratemporal fossa
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/485/417/a_image_thumb.png?1575459892)
the infratemporal fossa is distinguished by its specific boundaries
which boundary is represented by the zygomatic arch
superior boundary of the infratemporal fossa
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/485/679/a_image_thumb.png?1575459940)
the infratemporal fossa is distinguished by its specific boundaries
which boundary is represented by the tympanic plate and mastoid process
posterior boundary of the infratemporal fossa
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/485/723/a_image_thumb.png?1575459995)
the infratemporal fossa is distinguished by its specific boundaries
which boundary is represented by the posterior aspect of the maxilla
anterior boundary of the temporal fossa
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/485/733/a_image_thumb.png?1575460053)
the infratemporal fossa is distinguished by its specific boundaries
which boundary is represented by the lateral pterygoid plate
medial boundary of the temporal fossa
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/485/798/a_image_thumb.png?1575460099)
what is the function of the lateralpterygoid
to open the jaw
the lateral pterygoid has a superior and inferior head
what are the origins for their respected head
infratemporal crest of greater wing of sphenoid (superior head)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/485/877/a_image_thumb.png?1575460437)
lateral surface of lateral pterygoid plate (inferior head)
the lateral pterygoid has a superior and inferior head
what does the lateral pterygoid insert
TMJ capsule and articular disc
mandibular (pterygoid) fovea
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/486/076/a_image_thumb.png?1575460613)
what nerve innervates the lateral pterygoid
CN V3 (mixed branch of motor and sensory)
what is the function of the medial pterygoid
close jaw
the medial pterygoid has two heads, deep and superficial.
where do both heads originate
medial surface of lateral pterygoid plate (deep head).
Tuberosity of maxilla (superficial head)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/486/183/a_image_thumb.png?1575460883)
where is the insertion point located for the medial pterygoid
medial surface of the mandibular ramus
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/486/510/a_image_thumb.png?1575461308)
what is the functionof the pterygoid venous plexus
is a collection of small tributaries which drain in to maxillary vein.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/486/578/a_image_thumb.png?1575461416)
the maxillary artery is divided in to three sections what are they
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/486/647/q_image_thumb.png?1575461537)
green - 1st part before the lateral pterygoid
yellow - 2nd part is associated with lateral pterygoid
blue - 3rd part after lateral pterygoid
where is the inferior alveolar artery located
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/486/733/q_image_thumb.png?1575461673)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/295/486/733/a_image_thumb.png?1575461850)