Types of Bones
Dense, hard, for strength structure and mobility.
Long bones
How many bones does the average adult have?
206 Bones
Movement in all directions, rounded bone in a hollow cavity.
Triangular bone attached to the bottom of the sternum
Xiphoid process
2 Flat bones in the upper Posterior of the SKeleton. connects with the clavicle and humerous.
Scapula.
Bones that protect the organs.
Flat Bones
Name three major functions of Bones
- Provide shape and support
- Protection for the internal organs
- Storage area for mineral salts, calcium and
- phosphorous
- Hemopoiesis; formation of blood cells
- Muscles attach to bone by tendons
- Make movement possible through the joints
Allows for movement along a single axis, in one direction.
Hinge Joint
Name the bones in the arms, and what kind of bone they are.
- Humerous
- Radius
- Ulna
They are long bones.
a Boney structure located at the bottom of the vertebral column.
Coccyx
provide sites for muscle attachment, and allow for various degrees of movement and flexibility.
Irregular Bones
What kind of fracture is this?
Part of the bone is shattered
Comminuted Fracture.
What forms a smooth surface within the joint?
Articular cartilage.
Lateral bone of the arm, distal to the Humerous.
the Ulna
Irregular bones, Are oddly shaped, name at least three.
- Vertebrae
- Coccyx
- Coxal bone
- Sacrum
- Zygomatic
- Maxilla
- Mandible
- Xiphoid process
Allow for skill and ease of movement.
Short Bones
Name the bone disease that makes bones weak, brittle, and gives the bone a honeycomb sort of texture (visually)
Osteoporosis
Sacs of fluid that act as a cushion and gliding surface between the joint and the tendons that cross over the joint.
Bursae.
Name 4 major bones in the skull
- Maxilla
- Orbit
- Mandible
- Zygomatic arch- Cranium
-Parietal bone
- Occipital Bone
Name three bones in the hips
- Coxal bone
- Ilium
- Sacrum
- Coccyx
- Pubis
- Ischium
Imbedded in a tendon for protection
Sesamoid Bones
Name the kind of fracture that happens in young children, and causes one side of the bone to break.
Greenstick fracture
The oval articular surface of one bone fits into the oval depression of the second. What type of joint?
Condyloid Joint.
Name the major hand bones
- Carpals
- Metacarpals
- phalangies
Name the vertebrae groups, and how many vertebrae in each group?
[7] Cervical vertebrae
[12] Thoracic vertebrae
[5] Lumbar vertebrae