Chapter 8- Skeletal Flashcards
How many bones are in the body?
206 bones
What is the skeletal system?
The bony framework on which the body is built.
What is the purpose of the skeletal system?
provide structural support for the body
work with the muscles to maintain body posture
produce movement
protect the body’s internal organs.
What is the skeletal system also called the musculoskeletal system?
because of the close working relationship between the bones and muscles.
The skull includes what?
The cranium and facial bones.
What is the cranium?
A dome like bone at the top of the head.
How many bones are in the cranium?
8 bones
How many bones are in the face?
12 bones
What is another name for mandible?
The lower jaw bone
What is another name for the thorax?
The ribcage
What is another name for the sternum?
The breast bone
How many pairs of ribs do we have?
12 pairs of ribs
What is another name for the spine?
The backbone
What does the spine do?
Supports the weight of the head, neck, and trunk of the body and protects the spinal cord.
How many vertebrae are there?
24 individual vertebrae