Final Flashcards
In birds there bones are ____,____ and ____
Light weight
Compact
Adapted for flying
8 functions of the skeleton system
- To provide strength to the body
- to protect vital organs
- to give support
- to serve as a source of calcium
- to assist the respiratory system
- form or structure for the body
- frame for the muscles
- aids in flying
Differences between birds n mammals
- Have fewer bones
- More bones are fused together
- Able to absorb more shock
- Have a pictorial girdle compared to shoulder girdle
- Bones are flexible cartilage and harden and calcified in the growing stage
- Contains inorganic salts, calcium phosphate
- Have hollow air-filled pores, called pneumatic bones
- Pneumatic bones connect to the respiratory system
What are the 6 Pneumatic bones
- Sternum
- Humerus
- Skull
- Clavicle
- Lumber
- Sacral vertebrae
Poultry are _____
Bipeds- they stand on two legs
Chickens have an extra pair of bones in the shoulder called
Coracoids- they support and movement for the wing
Pneumatic bones serve as
A reservoir for air and the reduce the weight of the birds for flight
Medullary bones
Provide a source of calcium for eggshell formation
calcium for egg shells is drawn from the femur
Name the air sacs
Cervical Clavicular Abdominal (2) Caudal thoracic (2) Paired cranial thoracic (2)
Ligament
Short band of tough fibrous dense regular connective tissue composed mainly of long, stringy collagen fibers
Tendon
Tough band o fibrous connective tissue that connects muscle to bone and is built to withstand tension
Cartilage
Elastic tissues in the young animals changing later to bones or porous tissues in the older animals
Artery
Takes blood to the heart
Vein
Takes blood away from the heart
Has less blood but for fiber
White meat
