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2. Orthodontic headgear - Wikipedia

   en.wikipedia.org/wiki/Orthodontic_headgear

   Facemask or reverse-pull headgear is an orthodontic appliance typically used in growing patients to correct underbites (technically termed Class-III orthodontic problems) by pulling forward and assisting the growth of the upper jaw , allowing it to catch up to the size of the lower jaw . These appliances effectively serve to pull the patient's ...

3. Genyodectes - Wikipedia

   en.wikipedia.org/wiki/Genyodectes

   Genyodectes ("jaw bite", from the Greek words genys ("jaw") and dektes ("bite")) is a genus of ceratosaurian theropod dinosaur from the Lower Cretaceous of South America.The holotype material (MLP 26–39, Museo de La Plata, La Plata, Argentina) was collected from the Cerro Barcino Formation, Cañadón Grande, Departamento Paso de Indios in the Chubut Province of Argentina and consists of an ...

4. Facemask (orthodontics) - Wikipedia

   en.wikipedia.org/wiki/Facemask_(orthodontics)

   Teenage patient been fitted with her orthopedic / orthodontic facemask - required wear-time 16 hours daily. A facemask (also referred to as a protraction facemask, orthopedic facemask, or reverse-pull headgear) is a type of an orthodontic headgear used to treat underbite and other malocclusions where the upper jaw is too far backwards. [1]

5. Psittacosaurus - Wikipedia

   en.wikipedia.org/wiki/Psittacosaurus

   The mandible (lower jaw) lacks the hollow opening, or fenestra, seen in other species, and the entire lower jaw is bowed outwards, giving the animal the appearance of an underbite. [17] [14] The skull of an adult P. sinensis can reach 11.5 centimeters (4.5 in) in length. [27] P. sibiricus is the largest-known species of Psittacosaurus. The ...

6. Edmontosaurus - Wikipedia

   en.wikipedia.org/wiki/Edmontosaurus

   The lower jaw's joint with the upper jaw would permit anterior–posterior motion along with the usual rotation, and the anterior joint of the two halves of the lower jaw would also permit motion; in combination, the two halves of the lower jaw could move slightly back and forth as well as rotating slightly along their long axes.

7. Dog Dad Gives His Pup a Dinosaur Mask and the Aftermath ... - AOL

   www.aol.com/dog-dad-gives-pup-dinosaur-141500977...

   Dog Dad Gives His Pup a Dinosaur Mask and the Aftermath Is Epic. Eve Vawter. March 16, 2024 at 10:15 AM ... They could get caught on something, be unable to move, and end up having an accident on ...

8. Free Online Games: Play board games, card games, casino ... - AOL

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   Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.

9. Dimetrodon - Wikipedia

   en.wikipedia.org/wiki/Dimetrodon

   The upper margin of the skull slopes downward in a convex arc to the tip of the snout. The tip of the upper jaw, formed by the premaxilla bone, is raised above the part of the jaw formed by the maxilla bone to form a maxillary "step". Within this step is a diastema, a gap in the tooth row. Its skull was more heavily built than a dinosaur's skull.