A&P - Chapter 11 (Part 1) Flashcards
What are 5 functions of bones?
- Support
- Protection
- Movement
- Mineral storgage
- Hematopoiesis
What does support do for bones?
Gives them shape to the body
What does bone protection do?
Protects internal organs
What do bones store? (2)
- Ca
2. Ph
What does mineral storage in the bones allow?
For there to be Ca homeostasis
Hematopoiesis
Formation of blood cells
Where are blood cells produced?
In red bone marrow
How many bones do we have in the body?
206
What are 5 types of bones?
- Long
- Short
- Flat
- Irregular
- Sesamoid
- round bones
What do long bones look like? (3)
- Cylindrical
- Longer than they are wide
- Enlarged ends that articulate with other bones
What are 6 examples of long bones?
- Femur
- Tibia
- Fibular
- Humerus
- Radius
- Ulna
What do short bones look like? (2)
- Cube/box shaped
2. Wider than they are longer
What are 2 examples of short bones?
- Carpals
2. Tarsals
What do flat bones look like? (4)
- Broad
- Thin
- Flattened
- Curved surface
What are 4 examples of flat bones?
- Skull
- Scapula
- Ribs
- Sternum
What do irregular bones look like? (2)
- Clustered in groups
2. Various shapes and sizes
What are 3 examples of irregular bones?
- Vertebrae
- Hip bones
- Facial bones
What do sesamoid bones look like?
Round
What are sesamoid bones also sometimes categorized as?
Irregular bones
What is the largest type of sesamoid bone?
Patella
- not actually attached (held by tendons)
