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What is a fossa in human anatomy?

What is a fossa in human anatomy?

Fossa – A shallow depression in the bone surface. Here it may receive another articulating bone or act to support brain structures. Examples include trochlear fossa, posterior, middle, and anterior cranial fossa.

What does the mandibular fossa do?

Thus, the mandibular fossa is specifically responsible for uniting, or articulating, with the mandibular condyle and plays an essential part in joining the temporal bone with the lower jaw bone.

Where is the fossa in the body?

The fossa is located behind the zygomatic process of the frontal bone in the anterior and lateral part of the orbital roof. fossa for the lacrimal sac A vertical groove, some 5 mm deep and about 14 mm high, formed by the frontal process of the maxilla and lacrimal bones and which contains the lacrimal sac.

What does the fossa look like?

They look like a cross between a cat, a dog, and a mongoose. Fossas have slender bodies, muscular limbs, and short, reddish-brown coats. They have small, cat-like heads, short, dog-like muzzles, and large, rounded ears.

Where is mandibular fossa?

temporal bone
The mandibular fossa (glenoid fossa) is an oval depression behind the anterior root of the zygomatic process of temporal bone for the reception of the condyle of the mandible.

What goes through the mandibular fossa?

The condyles travel within their respective mandibular fossae. Each mandibular fossa or glenoid fossa forms the temporal component of the TMJ. It is a concave area on the inferior border of the squamous part of the temporal bone that is also referred to as the articular fossa.

Where does a fossa live?

island of Madagascar
Fossas are the largest carnivores on the island of Madagascar, where they feed on a varieties of mammals, including lemurs. They typically hunt and live alone. Like most species on Madagascar, fossas are threatened by habitat loss.

How does a fossa give birth?

There are two to six white-haired pups in a litter, and they are born toothless and with their eyes closed. The mother raises them without help. Fossa pups are very dependent on their mother for the first few weeks. Their eyes begin to open and their fur begins to darken when about two to three weeks old.

How long is a fossa?

2.4 ft.Fossa / Length (Adult)