Unit 3.1 Bones

Front

What is the scapula?

Back

The scapula, also known as the shoulder blade, is a flat, triangular bone located in the upper back. It connects the humerus (upper arm bone) with the clavicle (collarbone).

Tags

NGSS.MS-LS4-2

Front

What is the clavicle?

Back

The clavicle, or collarbone, is a long bone that serves as a strut between the shoulder blade and the sternum (breastbone). It helps stabilize the shoulder.

Front

What is the ulna?

Back

The ulna is one of the two long bones in the forearm, located on the side opposite the thumb. It is longer than the radius and forms the elbow joint with the humerus.

Tags

NGSS.MS-LS4-2

Front

What is the cranium?

Back

The cranium is the part of the skull that encloses the brain. It is made up of several bones that protect the brain and support the structure of the face.

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 the function of the skeleton?

Back

The skeleton provides structure and support to the body, protects vital organs, facilitates movement, and produces blood cells in the bone marrow.

Front

What is the pelvis?

Back

The pelvis is a bony structure located at the base of the spine. It supports the weight of the upper body and connects the spine to the lower limbs.

Front

What is the humerus?

Back

The humerus is the long bone in the upper arm, extending from the shoulder to the elbow. It is the largest bone in the arm.

Front

What is the radius?

Back

The radius is one of the two long bones in the forearm, located on the same side as the thumb. It is shorter than the ulna and allows for wrist movement.

Front

What is the mandible?

Back

The mandible, or lower jawbone, is the largest and strongest bone in the face. It holds the lower teeth and is the only movable bone of the skull.