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Unit 7:4
Skeletal system (updated)
| Question | Answer |
|---|---|
| The shaft of long bones is called the | diaphysis |
| The material in bones that produces red blood cells, platelets, and some white blood cells is the | red marrow |
| The membrane that lines the medullary canal is the | endosteum |
| Spaces, or “soft spots,” in the cranium that allow for the enlargement of the skull as brain growth occurs are called | fontanels |
| Areas where the cranial bones have joined together are | sutures |
| The first seven pairs of ribs are called | true ribs |
| Areas where two or more bones join together are | joints |
| An inflammation of small, fluid-filled sacs surrounding the joints is | bursitis |
| A bone break that pierces or ruptures through the skin is a | compound fracture |
| A side-to-side or lateral curvature of the spine is | scoliosis |
| On the dorsal surface of the body, floating ribs attach to | thoracic vertebrae |
| A freely movable joint such as the shoulder or hip is a | diarthosis |
| A fracture caused when bone fragments or splinters into more than two pieces is called: | comminuted |
| What is the function of intervertebral disks? | act as shock absorbers and permit bending and twisting movements of the vertebral column |
| Treatments for osteoporosis | increased intake of calcium and vitamin D, medications to increase bone mass, exercise, estrogen replacement |
| Ruptures or protrudes out of place and causes pressure on the spinal nerve. | Ruptured disk |
| Bones surround vital organs to | protect them. |
| Bones store most of the | calcium supply of the body. |
| The periosteum is necessary for | bone growth, repair, and nutrition. |
| Openings in a bone that allow nerves and blood vessels to enter or leave the bone: | Foramina |
| The ulna has a projection, the olecranon process, that forms | the elbow. |
| Each os coxae has three regions called the | ilium, ischium, and pubis. |
| A metabolic disorder caused by a hormone deficiency. | Osteoporosis |
| The production of blood cells is called: | Hemopoiesis, or hematopoiesis, |
| How many phalanges in the human body. | 28 |
| Functions of the bones: | 1.framework, 2. protection, 3. levers to provide movement, 4. production of blood cells, 5. storage |
| The main groups of bones that form the axial skeleton are: | 1. skull (cranium and facial bones), 2. spinal column or vertebrae, 3. ribs, 4.sternum |
| The function of intervertebral disks act as: | absorbers and permit bending and twisting movements of the vertebral column |
| Involves positioning the bone in correct alignment, usually with traction, and applying a cast or splint | closed reduction |
| Involves surgical repair of the bone | open reduction |
| Treatments for osteoporosis | 1. increased intake of calcium and vitamin D, 2. medications to increase bone mass, 3. exercise, 4. estrogen replacement |
| An intervertebral disk that ruptures or protrudes out of place and causes pressure on the spinal nerve is called a | ruptured disk |
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Health Science
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