Toothed bone forming the lower jaw. Second cervical vertebra supporting the atlas; it allows the head to rotate. Bony parts of the back located between the thoracic and sacral vertebrae. Bony parts of the neck comprising the upper terminal end of the vertebral column.

Toothed bone forming the lower jaw. Second cervical vertebra supporting the atlas; it allows the head to rotate. Bony parts of the back located between the thoracic and sacral vertebrae. Bony parts of the neck comprising the upper terminal end of the vertebral column.

2023年12月21日 · The latter includes some of the bones of the face, of the upper and lower jaws, some of the bones on the lateral surface of the head in the ear region, and the small sound transmitting bones of the middle ear. The visceral skeleton of the rat is doubtless a highly modified heritage from the fish-like ancestors of the mammals.

The jaw of the rat has an upper bone, the maxilla (B). Color the maxilla red. The lower bone of the jaw is the mandible (C). Color the mandible orange. 2. Spine (Vertebral Column) (D): The spine is composed of vertebrae, which are stacked bones that make up the backbone. The tail region contains a set of vertebrae called the caudal vertebrae (E).

Skull: The rat's skull consists of several bones that encase and protect the brain. These bones include the frontal bone, parietal bones, occipital bone, temporal bones, and the mandible (lower jaw). The skull also has nasal bones, zygomatic bones (cheekbones), and maxillary bones that form the upper jaw.

2017年6月16日 · We examined the trabecular structure in four anatomical areas of the jawbone, namely, the condyle, the alveolar bone surrounding the molars in the mandible, the alveolar bone surrounding the...

Access easy-to-understand explanations and practical examples on key biology topics, from cells to ecosystems. Learn at your own pace with bite-sized, verified content. Don't know? Study with Quizlet and memorize flashcards containing terms like Skull, Incisors, Mandible and more.

Rats have a series of bones [1] in their head: Toothed bone that forms the lower jaw. It is a toothed bone. Together with the premaxilla it forms the upper jaw. It supports the upper incisive teeth. Represents the bones of the nose. It is a flat bone …

2017年6月16日 · We examined the trabecular structure in four anatomical areas of the jawbone, namely, the condyle, the alveolar bone surrounding the molars in the mandible, the alveolar bone surrounding the second molar in the maxilla, and the tuberosity region of the maxilla.

Use the identification chart below to identify the remains of a rodent that may be found within an owl pellet. Look at the shape and size of the skull, teeth, limbs, pelvis and other body parts to identify the prey animal. Notice the long incisor teeth, and the molars at the center of the jaw.