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ch 6 skeletal system
| Question | Answer |
|---|---|
| human skeleton consists of how many bones? | 206 |
| doctor who specializes is diseases and disorders of the bones and muscles | orthopedist |
| main shaft like portion of the long bone | diaphysis |
| located at the end of a long bone | epiphysis |
| layer of cartilage that allows bone to grow length wise | epiphyseal line |
| fibrous membrane that covers the long bone | periosteum |
| covers joint surfaces | articular cartilage |
| contain yellow marrow | medullary cavity |
| also called cancellous bone | spongy bone |
| site for blood cell production | red bone marrow |
| stores fat | yellow bone marrow |
| actively produce bone tissue | osteoblasts |
| digest bone tissue to make them hollow | osteoclasts |
| mature bone cells | osteocytes |
| process of bone formation | ossification |
| groove or depression in a bone | sulcus; fissure |
| opening or hollow space in a bone | sinus |
| hollow or shallow concave depression in a bone | fossa |
| hole within a bone for blood vessels or nerves to pass through | foramen |
| bony skull | cranium |
| frontal bone that forms the forehead | frontal bone |
| behind the frontal bone, 2 bones that form the top and upper sides of the cranium | parietal bones |
| forms the back of the head and base of the skull | occipital bone |
| two bones that form the lower sides and part of the base of the skull | temporal bones |
| the space between the bones in an infants skull that is covered by a tough membrane | fontanelle |
| lower jaw bone | mandibular |
| upper jaw bone | maxillary |
| cheek bones | zygomatic |
| bones of the neck | cervical vertebrae; C1-C7 |
| back bones of the chest | thoracic vertebrae; T1-T12 |
| bones of the lower back | lumbar vertebrae; L1-L5 |
| fourth section of the vertebrae, composed of 5 fused bones | sacrum |
| fifth segment of the vertebrae, composed of 4 fused bones | coccyx; tailbone |
| also known as the breastbone | sternum |
| collarbone | clavicle |
| first seven ribs are known as | true ribs |
| ribs 8-10 are known as | false ribs |
| ribs 11 and 12 are known as | floating ribs |
| shoulder blade | scapula |
| bone of the upper arm | humerous |
| lower arm bone that is located on the thumb side | radius |
| lower arm bone that is located on the pinky side | ulna |
| bones of the wrist | carpals |
| bones of the hand | metacarpals |
| bones of the fingers | phalanges |
| largest of the hip bones | ilium |
| upper curved edge of the ilium | iliac crest |
| lowest part of the hip bones | ischium |
| anterior part of the hip bones | pubis |
| longest, heaviest and strongest bone in the body, thigh bone | femur |
| knee cap | patella |
| larger and stronger of the two lower leg bones; shin bone | tibia |
| more slender of the lower leg bones | fibula |
| bones of the ankle | tarsals |
| bones of the foot | metatarsals |
| bones of the toes | phalanges |
| bones that are fragile due to loss of bone density | osteoporosis |
| bacterial infection in the bone and bone marrow | osteomylitis |
| narrowing of the vertebral canal resulting in pressure on nerve roots | spinal stenosis |
| abnormal outward curvature of the upper spine | kyphosis |
| abnormal inward curvature of the spine | lordosis |
| abnormal lateral curvature of the spine | scoliosis |
| break in the bone but no open wound in the skin | closed or simple fracture |
| break in the bone with an open wound where the bone is protruding | open or compound fracture |
| incomplete fracture | greenstick fracture |
| bones surfaces that break due to being forced against each other | compression fracture |
| minor fracture in the bone | hairline or stress fracture |
| aligning the broken bone through manipulation without making an incision in the skin | closed reduction |
| realigning broken bones during surgery, usually requiring pins, screws, or plates | open reduction |
| injection of a radioisotope that is absorbed by bone tissue; used to diagnosis bone cancer | bone scan |
| obtaining a sample of bone marrow to aid in the diagnosis of leukemia | bone marrow aspiration |
Created by:
clarevoyant1019
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