What Are Projections Or Outgrowths Of Bones Called?

What are bone depressions?

A fossa (from the Latin “fossa”, ditch or trench) is a depression or hollow, usually in a bone, such as the hypophyseal fossa, the depression in the sphenoid bone.

A fovea (Latin: pit) is a small pit, usually on the head of a bone..

What is the function of bone processes?

Bone is a mineralized connective tissue that exhibits four types of cells: osteoblasts, bone lining cells, osteocytes, and osteoclasts [1, 2]. Bone exerts important functions in the body, such as locomotion, support and protection of soft tissues, calcium and phosphate storage, and harboring of bone marrow [3, 4].

What is a protuberance in anatomy?

Protuberance. A bony outgrowth or protruding part. Mental protuberance of the chin. Spine. A sharp, slender, or narrow process.

Why is it called temporal bone?

Etymology. Its exact etymology is unknown. It is thought to be from the Old French temporal meaning “earthly,” which is directly from the Latin tempus meaning “time, proper time or season.” Temporal bones are situated on the sides of the skull, where grey hairs usually appear early on.

Why do my facial bones hurt?

Possible causes of facial pain. Facial pain is common and often the result of headaches and injuries. However, other causes of facial pain include nerve conditions, jaw and dental problems, and infections. Facial pain can originate from a specific area of the face, or it may radiate from another part of the head.

What is the common name for the zygomatic bone?

Zygomatic bone, also called cheekbone, or malar bone, diamond-shaped bone below and lateral to the orbit, or eye socket, at the widest part of the cheek.

What is a process in bones?

In anatomy, a process (Latin: processus) is a projection or outgrowth of tissue from a larger body.

What is the relationship between the temporal bone and the ear?

The temporal bone contributes to the lower lateral walls of the skull. It contains the middle and inner portions of the ear, and is crossed by the majority of the cranial nerves. The lower portion of the bone articulates with the mandible, forming the temporomandibular joint of the jaw.

Can you feel your zygomatic bones?

Zygomatic bone location can easily be felt as it forms the ridge above the fleshy area of the cheeks, along the outer rim of the eyes. If you run your fingers along either ridge from the side of the nose, the first part you feel is the lower rim of the eye socket.

How many bony landmarks are there?

We have 206 to 213 bones in the human body. The points where bones touch the skin, we call landmarks. These are bony areas that show at the surface.

What does the temporal bone do in the ear?

The temporal bone surrounds the ears and protects nerves and structures that play a role in controlling hearing and balance. Sound enters the ear canal and makes the tiny bones (ossicles) inside the ear vibrate.

What is another term for an incomplete fracture?

description. In fracture. An incomplete, or greenstick, fracture occurs when the bone cracks and bends but does not completely break; when the bone does break into separate pieces, the condition is called a complete fracture.

What is a bony projection?

A projection is an area of a bone that projects above the surface of the bone. These are the attachment points for tendons and ligaments. … A hole is an opening or groove in the bone that allows blood vessels and nerves to enter the bone.

What are the two types of bone formation?

There are two types of bone ossification, intramembranous and endochondral.

What are the main important markings of the temporal bones?

Terms in this set (12)Squamous part. Located inferior to the squamous suture.Zygomatic process. Located at squamous part; a bridge like projection that articulates with the zygomatic bone.Mandibular fossa. … Tympanic part. … External acoustic meatus. … Styloid process. … Petrous part. … Jugular foramen.More items…

What is the large projection of the temporal bone called?

mastoid processThe mastoid part is the most posterior part of the temporal bone. Its outer surface is roughened by muscular attachments. There is a downward conical projection called the mastoid process from the mastoid part.

What are bone landmarks?

Bony landmarks are grooves or prominences found on bones, which help us to identify the location of other body structures, like muscles.

Why does my zygomatic bone hurt?

Zygomatic arch pain is commonly reported by patients visiting the orofacial pain clinic and is majorly accepted to be caused by masseter muscle pain. But a variety of conditions may present as orofacial pain in the zygomatic arch region, including life-threatening diseases such as salivary gland tumors.