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NUR 305 – Musculoskeletal: Questions/Solutions
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NUR 305 – Musculoskeletal: Questions/Solutions
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NUR 305 – Musculoskeletal: Questions/SolutionsOsteoprogenitor cells Correct Ans - undifferentiated; immature
cells that are precursor to osteoblasts
Osteoids Correct Ans - part of non-mineralized bone matrix that
osteoblasts work on
osteoblasts Correct Ans - form the bone matrix
ossification Correct Ans - formation of unmineralized bone
calcification Correct Ans - hardening, increase of calcium and
phosphate levels in the bone
osteocytes Correct Ans - mature osteoblasts, maintain the matrix
osteoclasts Correct Ans - large cells that reabsorb the bone
remodeling Correct Ans - balance resorption and formation
endomysium Correct Ans - cover individual muscle fibers
fascicles Correct Ans - bundles of individual muscle fibers
perimysium Correct Ans - connective tissue covering fascicles
contractile unit of a muscle Correct Ans - sarcomere
what occurs in a muscle following injury Correct Ans - attraction of
WBCs, requires blood supply, and satellite cells migrate to the area
repaired muscle is Correct Ans - not as strong
tendons Correct Ans - connect muscle to bone
ligaments Correct Ans - connect bone to bone
, muscle contusion Correct Ans - bruise, muscle fiber and connective
tissue crushed
torn blood vessels, small leakage occurs causing black to blue discoloration
hematoma Correct Ans - injury to wall of blood vessel, torn blood
vessel, large leakage causing pooling of blood and reddened discoloration
sprain Correct Ans - ligaments stretched or torn
most common place for a sprain Correct Ans - ankle
clinical manifestations of sprains Correct Ans - bruising, swelling,
pain, decreased or inability to bear weight on the affected joint
strain Correct Ans - muscle or tendons are pulled, can lead to tear
(partial or complete)
clinical manifestations of strains Correct Ans - pain, muscle
weakness, muscle spasm, stiffness
joint dislocation Correct Ans - two bones separating at the joint
clinical manifestations of joint dislocation Correct Ans - deformed
joint, decreased movement, edema, bruising, pain, paresthesia near sight of
injury
fracture Correct Ans - break in integrity and continuity of the bone
can be complete or incomplete
fractures are due to forces: Correct Ans - tension, compression,
bending, torsion, and shear
which types of fractures are common in abuse Correct Ans - spiral
and greenstick
common fracture sights Correct Ans - hip, vertebral compression,
femur, clavicle, distal radius, tibia-fibula, and foot
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