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BONES
| Question | Answer |
|---|---|
| How many bones build the whole skeleton | 206 |
| How many of the bones of the skeleton are made up of the appendicular skeleton | 126 |
| Humerus | Upper arm |
| Ulna | Medial - lower arm bone |
| Radius | lateral - lower arm bone (lines up with thumb) |
| Olecranon process | elbow (end of ulna) |
| Carpals | eight wrist bones |
| Metacarpals | five radiating bones to the fingers |
| Phalanges | three phalanges for each finger, two phalanges for each thumb |
| what is the only bone in the upper arm as well as the second largest bone in the body? | Humerus |
| Vertebrates | organisms with a backbone or spine |
| invertebrates | organisms without a backbone or spine |
| What are the three main structures of the Musculoskeletal | skeleton, joint, muscles |
| What are the two types of bones? | Compact & Spongy |
| Compact Bone | a dense, hard bone located near the surgace of the bone |
| Spongy Bone | found on the inner wall of the bone |
| Yellow marrow consists of what? | mostly fat |
| Red marrow prodcues what? | blood cells, a process called hemopoiesis |