Chapter 6 Skeletal System
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