Anatomy1151
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| show | The skeletal system has 5 functions
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| Name the five functions of the skeletal system? | show 🗑
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| show | The skeletal system provides structural support for the entire body, along with tissue and organs.
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| show | Minerals are important in maintaining the osmosis of body fluids (important for physiological process). The bones of the skeleton also store energy reserves as lipids in areas filled with yellow bone marrow.
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| show | Red blood cells, white blood cells, and other blood elements are produced in red bone marrow, which fills the internal cavities of many bones.
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| Protection | show 🗑
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| show | A skeletal that is used for movement when combined with muscle.
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| What are the 6 categories of the individual bone shapes? | show 🗑
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| Sutural bones | show 🗑
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| show | short, and boxy such as the carpals and tarsals.
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| Irregular bones | show 🗑
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| flat bones | show 🗑
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| show | long and slender, located in arm and forearm. Also located in the thigh and leg, fingers, toes, soles and palms. Femur is the largest and heaviest bone in the body.
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| sesamoid bones | show 🗑
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| Bone markings | show 🗑
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| Diaphysis | show 🗑
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| What are the two types of bone tissue | show 🗑
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| Name the four types of bone cells | show 🗑
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| show | located in lacunae surrounded between layers of matrix called Lamellae. Also mature bone cells that make up most of cell production. connected to gap junctions.
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| Osteocyte funtions | show 🗑
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| Osteoblasts | show 🗑
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| show | Developed from osteoblasts that have completely surrounded by matrix.
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| Osteoprogenitor | show 🗑
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| show | large cells with 50 or more nuclei, also remove and recycle bone matrix, derive from blood cells, secrete enzymes and acids to dissolve matrix and realease store minerals = osteolysis. Regulats calcium + phosphate levels in body fluids.
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| Osteon | show 🗑
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| show | contains blood vessels run parallel to the bone surface.
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| Volkmanns canals (perforating canals) | show 🗑
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| Spongy bone strucure | show 🗑
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| trabecular | show 🗑
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| avascular | show 🗑
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| show | 2 layers, inner cellular-outer = fibrous. Covers all bones except within joint cavities.
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| Periosteum funtions | show 🗑
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| fibers are | show 🗑
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| Endosteum | show 🗑
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| Bone growth and development | show 🗑
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| show | Ossification
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| show | formation of bone (deposit of calcium salts).
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| show | Endochondrial (bone replaces cartiladge) and Intramembranous (produces dermal bones)
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| sagittal suture | show 🗑
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| squamous suture | show 🗑
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| show | medulla oblongata which provides motor control over several neck and back muscles
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| jugular foramen | show 🗑
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| show | internal carotid artery supplies blood to brain
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| show | Air in meatus conducts sound to eardrum
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| optic canal | show 🗑
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| show | bony recesses that conain the eyes
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| show | maxilla provides most f the orbital floor. orbital rim and medial wall are formed by the maxilla, lateral mass of the ethmoid, sphenoid and a small process of palatine bone, maxilla articulates zygomatic bone, forms lateral wall, rim of orbit.
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| Which of these organs does the sacrum not protect? | show 🗑
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| show | They make the skull bones lighter. They connect to the nasal cavities. They are lined with a ciliated epithelium. All of these statements are true of the paranasal sinuses
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| show | lambdoid
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| ethmoid | show 🗑
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| show | jugular
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| show | They articulate with thoracic vertebrae, They articulate with the sternum, They are ribs 1 to 7.
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| show | posterior
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| show | maxillary
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| show | The spinous process projects posteriorly.
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| The vertebral column contains __________ cervical vertebrae. | show 🗑
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| Which of the following is a part of the axial division of the skeletal system? | show 🗑
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| maxilla | show 🗑
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| The dorsal spines are especially long on __________ vertebrae. | show 🗑
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| Safaa LaRoche Part A Which of the following bones is found within the nasal cavity? | show 🗑
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| Which facial bone supports the upper teeth? | show 🗑
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| show | vomer bone
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| Prominent markings on the skull include the __________ sutures. | show 🗑
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| show | Ribs 8 through 12 are the false ribs.
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| show | lambdoid suture
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| show | temporal bone
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| show | supraorbital foramen
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| Which of these is a spinal curve? | show 🗑
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| show | five
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| Which spinal curve develops as the infant learns balance? | show 🗑
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| show | The anterior is the largest fontanelle and is easily seen at the intersection of the frontal, sagittal, and coronal sutures.
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| What organ is located in the hypophyseal fossa of the sphenoid bone? | show 🗑
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| Which of the following statements about the coccygeal spinal region is true? | show 🗑
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| The weight-bearing region of a vertebra is the __________. | show 🗑
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| show | patella
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| Which of the following bones is part of the vertebral column? | show 🗑
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| show | cranium
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| show | are directly attached to the sternum by separate costal cartilages
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| show | are not directly attached to the sternum
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| Floating (vertebral) ribs _______. | show 🗑
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| show | body
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| sagital | show 🗑
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