Chapter 6 Skeletal System

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How many bones are in the skull

22

Bones grow from the shaft, or ________ toward the end of the bones, or the _____

Diaphysis, Epiphysis

A hammer toe is a condition sometimes seen in newborns

False

A whiplash injury is trauma to the lumbar vertebrae

False

Osteopathic physicians do not take the same licensing boards as medical doctors.

False

The adult skeletal system has about 150 bones

False

The center of the bone shaft that is filled with yellow bone marrow is called the endosteum

False

The hyoid bone is part of the appendicular skeleton

False

A joint disorder characterized by an acute inflammation commonly affecting the big toe

Gout

Which of the following types of fractures is the simplest type

Greenstick

Which of the following bones is in the upper arm

Humerus

Suture

Joint connected by tough fibrous tissue

Abduction

Movement away from the midline of the body

Adduction

Movement toward the midline of the body

When a fracture is repaired surgically, it is called

Open reduction

The process in which mineral matter replaces previously formed cartilage is called

Ossification

Lying flat on one's stomach with the face pointing downward would be what position?

Prone

Name the five functions of the skeletal system

Support, movement and anchorage, mineral storage , and protection

Which of the following is true about osteoporosis

There is low bone mass and structural detoriation

An osteocyte is a mature bone cell.

True

Most of the joints in our body are diarthroses

True

Osteoclasts do their work during the resorption process.

True

Rheumatoid arthritis is a chronic, autoimmune disease

True

The clavicles are also known as the collar bones

True

The coccyx is also known as the tailbone

True

flexion

act of bringing two bones closer together

synovial cavity

area between two articular cartilages

The two main parts of the skeletal system are

axial and appendicular skeleton

The average growth in females continues to about_______ years; in males to approximately_______years

eighteen; twenty-one

disk

elastic material between vertebrae

Radius and Ulna

example of pivot joint

Ligaments are

fibrous bands that connect bones to cartilages

The most common type of injury to the bone

fracture

kyphosis is

humped curvature in the thoracic area of the spine

Synathrosis

immovable joint

Circumduction

includes flexion, extension, abduction, and adduction

Bursitis

inflammation of a small sac

The points of contact between two bones are called

joints

synovial membrane

lining of the articular cartialge

Four types of bones

long, short, flat, irregular

Which bones make up the upper jaw

maxilla

Diarthrosis

movable joint

Rotation

movement that allows a bone to move around one central axis

Amphiarthrosis

partially movable joint

The fingers are called

phalanges

Supina

placing on the back

rice

rest, ice, compression, elevation

Pronation

turning the palm downward

Supination

turning the palm upward

The spine consists of small bones called

vertebrae


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