Bones Flashcards
What purpose do the spongy discs between the vertebrae serve?
They act as shock absorbers
What is produced in the bone marrow?
Both red and white blood cells.
What are the features of a functional postural deviation?
Involves soft tissue, responds to exercise program
What are the features of a structural postural deviation?
Involves abnormality in bone structure and should be corrected through consultation with a qualified practitioner.
How does the skeleton allow accurate movement?
It provides some rigidity when muscles contract
Butt sticking out postural deviation is called…
Lumbar lordosis
List the 6 types of synovial joints.
- Ball and socket
- Hinge
- Saddle
- Ellipsoid
- Pivot
- Gliding
Why is our spine curved?
To take some of the stress of weight bearing.
What comprises the axial skeleton?
Skull, spine, thorax
How many bones are there in total?
206
What is a ligament?
A fibrous band attaching bone to bone.
Hunched forward postural deviation is called…
Thoracic kyphosis
What are the 7 sections of the spine (top to bottom)?
- Atlas
- Axis
- Cervical
- Thoracic
- Lumbar
- Sacrum
- Coccyx
What comprises the appendicular skeleton?
Shoulder girdle, arm, wrist, hand, leg, foot
How many bones are in the sacrum and coccyx?
Sacrum: 5, fused
Coccyx: 2-4, fused
The skeleton supports…
The organs and tissues of the body
How does the spinal column move?
In segments, the vertebrae gliding and turning upon each other
How many bones are in the lumbar section of the spine?
5
How many bones are in the cervical section of the spine?
7
What is a tendon?
A fibrous band attaching muscle to bone.
What are the two types of scoliosis?
C-shaped and S-shaped
What is the meniscus?
Discs of cartilage that protect the ends of bones in the knee joint and act as shock absorbers.
How many bones are in the thoracic section of the spine?
12
What are the bones in the foot?
Calcaneus. Navicular, Talus, Cuboid, Cuniforms, Metatarsals, Phalanges
The skeleton protects…
Internal organs