Term
| Skeletal System Functions - Link to Muscle System (2) |
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Definition
Storage of Ca & P
Attachment, movement of muscles |
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Term
| Skeletal System Functions - Link to Circulatory System (2) |
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Definition
Produces blood cells
Many blood vessels named after bones |
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Term
| Skeletal System Functions - Link to All Other Systems (1) |
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Definition
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Term
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Definition
| Red blood cells (erythrocytes) are produced |
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Term
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Definition
| blood cell production (in red bone marrow) |
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Term
| At birth, red bone marroww is in... |
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Definition
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Term
| At adolescence, red bone marrow is confined to... |
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Definition
| Axial Skeleton & proximal humerus, femur |
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Term
| By the time we are fully grown we have about how many different bones? |
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Definition
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Term
| When we were born we had about how many different bones? Why? |
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Definition
| 350; many smaller bones join together as we grow. |
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Term
| How many bones are in the Axial skeleton? |
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Definition
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Term
| Skull bones have two catagories: |
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Definition
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Term
| How many cranial bones are there? |
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Definition
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Term
| How many facial bones are there? |
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Definition
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Term
| How many bones are in the skull? |
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Definition
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Term
| How many bones does the vertebral column have? |
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Definition
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Term
| The thoracic cage bones have two catagories: |
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Definition
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Term
| How many bones are in the thoracic cage? |
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Definition
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Term
| How many bones are in the ribs? |
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Definition
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Term
| How many bones are in the sternum? |
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Definition
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Term
| How many bones are in the Ear Ossicles? |
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Definition
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Term
| How many bones are in the hyoid bone? Where is it located? |
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Definition
| Just one; it's attached to the tongue. It's the one in your throat. |
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Term
| Name the Axial Skeleton's catagories and subcatagories. (9) |
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Definition
Skull
- Cranial bones
- Facial bones
Vetebral column
Thoracic Cage
- ribs
- sternum
Ear Ossicles
Hyoid Bone |
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Term
| Appendicular skeleton has how many bones all together? |
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Definition
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Term
| In simpler terms, pectoral girdle = |
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Definition
| Shoulder (clavicle & scapula) |
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Term
| In simpler terms in the Appendicular Skeleton, upper extremity = |
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Definition
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Term
| In simpler terms, pelvic girdle = |
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Definition
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Term
| In simpler terms (appendicular skeleton) lower extremity = |
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Definition
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Term
| Name the five bone areas in the Appendicular skeleton |
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Definition
pectoral girdle = shoulder
upper extremity = arm
pelvic girdle = hip
lower extremity = leg
coxal bone |
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Term
| Name the two areas in the Appendicular skeleton that are tricky, and why. |
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Definition
pectoral girdle = shoulder (clavicle & scapula)
and pelvic girdle = hip, because they are not on a limb |
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Term
| We classify bones by these five shapes: |
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Definition
Long
Short
Flat
Irregular
Sesamoid |
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Term
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Definition
| arm & leg bones - phalanges, metatarsals, metacarpals |
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Term
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Definition
| wrist & ankle bones = carpals & tarsals |
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Term
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Definition
| ribs, sternum, 1scapulae, cranial bones |
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Term
| Examples of Sesamoid bones |
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Definition
| imbedded within tendons; patella (kneecap) is the largest |
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Term
| We classify bones by two porosities as well: |
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Definition
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Term
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Definition
| cylinders, parallel to long axis |
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Term
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Definition
| central canal (in spiral bone thingy) |
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Term
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Definition
| Volkmann's canals (little dots going across the side of two spiral thingies) |
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Term
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Definition
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Term
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Definition
| The little bug like thing on the rings |
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Term
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Definition
| The legs (canals) of the little osteocyte bugs |
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Term
| Osteocytes & canaliculi function |
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Definition
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Term
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Definition
| align along the lines of stress (ONLY in Spongy Bone) |
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Term
| Chemical composition of bone - how much organic, how much in inorganic? |
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Definition
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Term
| The organic component in bones |
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Definition
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Term
| The inorganic component in bones |
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Definition
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Term
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Definition
88% Collagen
10% Other proteins
1 or 2% Lipids
Glycands (big proteins) |
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Term
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Definition
Osteoblasts
Osteoclasts
Osteocytes |
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Term
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Definition
| Builders - produce collagen (fiber) and other compounds of the matrix |
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Term
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Definition
| Sculptors - remove, remodel matrix, resorption |
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Term
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Definition
| Sit in site = maintain matrix |
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Term
| Hydroxyapatite crystals (mineral salts) in bone and their function: |
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Definition
Ca PO4 - calcium phosphates
Makes bone hard |
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Term
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Definition
collagen fibers with
calcium phosphate crystals |
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