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Skeletal System
N/A
6
Biology
Undergraduate 1
02/24/2013
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Term
What are the six major functions of the Skeletal System?
 Definition

1. Support: Strong, light internal framework

2. Protection: Major organs are protected, such as brain and heart and lungs

3. Movement- Muscles attach to bone and move them

4. Mineral Storage- Calcium is stored in bone.

5. Hematopoiesis- Production of blood cells, erythrocytes, leukocytes, thrombocytes.

6. Detoxification: Toxins removed from blood and stored in bone.
Term
What are the 5 types of bones by group?
 Definition

1. Long bones

2. Short Bones

3. Flat Bones

4. Irregular Bones

5. Sesmoid Bones
Term
What is an immovable joint?
 Definition

1. Joints with the least amount of movement. Example is suture joints of the cranium.

 
Term
What is a slightly movable joint?
 Definition
1. Also known as sliding joint and allow for flexibility. Examples are the joints between the carpals and tarsals.
Term
What are freely movable joints?
 Definition
1. Also known as synovial joints. These joints have the most movement and they are separated by a synovial cavity full of synovial fluid.
Term
What are the two types of of synovial joints?
 Definition

1. Ball and Socket Joints

2. Hinged Joints
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