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A&P I chap 6
the remaining of chapter six
| Question | Answer |
|---|---|
| the common primary malignant bone tumor: Osteosarcoma | malignant, often fatal. Starts in tibia, femur, and humerus. Treatement is surgery followed by chemotherapy. |
| 24. Define: chondrosarcoma | Malignant tumor of hyaline cartilage, Arises from chondroblasts, Large, bulky, slow-growing tumor, Common sites are humerus, femur, spine, pelvis, ribs, and scapula, Large excisions or amputation is typical treatment, Chemotherapy has not been proven to b |
| 25. Describe osteoporosis | Increased bone porosity and reduced mineral density and mass, Bones fracture easily, Bone with large percentage of spongy bone greatly affected, Trabeculae become less numerous and weak, Affects both men and women, More frequently in women. |
| 26. Define: Rickets and Osteomalacia | Rickets , younger children, Osteomalacia, in adults, Metabolic skeletal diseases, Many are affected worldwide, demineralization of bone, Related to vitamin D deficiency, Increased production of unmineralized matrix. In younger children, Lack or rigidity c |
| 27. Define: osteomyelitis | Bacterial infection of bone and marrow tissue, Harder to treat because of decreased blood supply in bone, Caused by bacteria, viruses, and fungi, Often extension of another infection, Or direct bone contamination, Area is typically swollen, warm, tender t |