Questions and Answers Graded A+
skeleton definition - Correct answer-supporting structure of the body including
bones, cartilage, tendons, and ligaments
mineral salts in skeletal system - Correct answer-form inorganic matrix of bone
functions of skeletal system - Correct answer-supports, protects, provides
levers/movements, manufactures blood cells, stores mineral salts
hematopoiesis - Correct answer-formation of blood cells
cartilage - Correct answer-connective tissue found at the ends of bones and in
joints
ligaments - Correct answer-attaches bone to bone
tendons - Correct answer-attaches muscle to bone
formation of bone @ 3mo pregnant - Correct answer-the fetal skeleton is
completely formed of mostly cartilage, then ossification occurs
longitudinal growth - Correct answer-occurs @ epiphyseal plate
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,longitudinal growth in females - Correct answer-continues until 15y/o
longitudinal growth in males - Correct answer-continues until 16y/o
bone maturation - Correct answer-occurs until 21y/o
osteoblast definition - Correct answer-embryonic cells that form bone, develop
from osteoprogenitor cells
osteocytes - Correct answer-mature osteoblasts
osteoclast cells - Correct answer-found in bone cavities, responsible for
reabsorption and remodeling
types of ossification - Correct answer-intramembranous and endochondral
intramembranous ossification - Correct answer-dense connective tissue replaces by
calcium salts ex. cranial bones
endochondral ossification - Correct answer-process of bone formation in cartilage
2 types of bone tissue - Correct answer-compact and cancellous (spongy)
compact bone tissue - Correct answer-dense and strong
cancellous bone tissue - Correct answer-open spaced, spongy
compact & cancellous bone tissue - Correct answer-osteocytes are the same, blood
supply route different
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, 5 classifications of bones based on shape - Correct answer-long, short, sesamoid,
flat, irregular
long bone structures - Correct answer-diaphysis, metaphysis, epiphysis
diaphysis - Correct answer-shaft/body of a long bone, mainly compact
metaphysis - Correct answer-flared portion of a long bone, mainly spongy
epiphysis - Correct answer-ends of the long bone (distal and proximal)
short bone - Correct answer-lack a long axis, irregular shape, thin compact bone
flat bone - Correct answer-thin, found where there's need for extensive muscle
attachment
irregular bone - Correct answer-irregular shape, spongy, encased by compact bone
sesamoid bone - Correct answer-small round bones, encased by tendon, adjacent to
joints
bone markings aka - Correct answer-processes or projections
spine process - Correct answer-sharp, slender projection
condyle process - Correct answer-rounded, knuckle-like
line process - Correct answer-less prominent ridge
tubercle process - Correct answer-small round projection
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