Bones

Front

What is the clavicle?

Back

The clavicle, also known as the collarbone, is a long bone that serves as a strut between the shoulder blade and the sternum. It helps stabilize the shoulder.

Front

What is the humerus?

Back

The humerus is the long bone in the upper arm that runs from the shoulder to the elbow. It is the largest bone in the arm and plays a crucial role in arm movement.

Front

What is the mandible?

Back

The mandible, or lower jawbone, is the largest and strongest bone of the face. It holds the lower teeth in place and is involved in chewing.

Front

What are ribs?

Back

Ribs are long, curved bones that form the rib cage, protecting the thoracic cavity and supporting the upper body. Humans typically have 12 pairs of ribs.

Front

What is a pivot joint?

Back

A pivot joint is a type of joint that allows for rotational movement around a single axis. An example is the joint between the first and second cervical vertebrae (the atlas and axis).

Front

What is the scapula?

Back

The scapula, or shoulder blade, is a flat, triangular bone located in the upper back. It connects the humerus with the clavicle.

Front

What is the pelvis?

Back

The pelvis is a bony structure located at the base of the spine, consisting of the hip bones, sacrum, and coccyx. It supports the weight of the upper body when sitting and standing.

Front

What is the spine?

Back

The spine, or vertebral column, is a series of vertebrae that protect the spinal cord and provide structural support for the body. It consists of cervical, thoracic, lumbar, sacral, and coccygeal regions.

Front

What is a hinge joint?

Back

A hinge joint is a type of joint that allows movement in one plane, similar to the opening and closing of a door. An example is the elbow joint.

Front

What is a ball and socket joint?

Back

A ball and socket joint is a type of joint that allows for rotational movement in multiple directions. An example is the shoulder joint.