EXAM QUESTIONS AND ANSWERS 100%
PASS 2026/2027
Endosteum - ANS -lines the medullary cavity
-seperates bone marrow from bone matrix
Periosteum - ANS -dense layer of vascular connective tissue
-enveloping the bones except at the surfaces of the joints
medullary cavity - ANS cavity within the shaft of the long bones filled with bone marrow
perforating fibers - ANS secure periosteum to underlying bone
articular cartilage - ANS covers the surfaces of bones where they come together to form
joints
metaphysis (epiphyseal plate) - ANS The area at which bone growth occurs
Epiphysis - ANS the end part of a long bone, initially growing separately from the shaft.
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,Diaphysis - ANS shaft of a long bone
endochondral ossification - ANS -the most common
-replacement of hyaline cartilage with bone
intramembranous ossification - ANS -flat bones
-from collagen
Calcitonin - ANS -produced by thyroid gland
-lowers levels of calcium iron in blood
Pott's fracture - ANS -usually inversion
-accident when wearing platform shoes
-fracture fibula
-injury to tibial articulation
Bone brittleness - ANS -decreased rate of protein synthesis
-decreased collagen fibers
-susceptible to fracture
Synthesis of hydroxyapatite - ANS Made from treatment of waste streams containing calcium
Calcitriol - ANS -active form of vitamin D
-produced by kidneys
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, -helps build bone(via calcium absorption from food)
squamous suture - ANS Between parietal and temporal bones
sagittal suture - ANS between the two parietal bones
frontal suture - ANS located between the two frontal bones
coronal suture - ANS between frontal and parietal bones
lambdoid suture - ANS between parietal bones and occipital bone
Orbits of the skull - ANS -7 bones
-frontal
-zygomatic
-maxilla
-sphenoid
-ethmoid
-lacrimal
-palatine
paired bones of the skull - ANS -6 bones
-maxilla
-palatine
-zygomatic
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