Bone BIOL 2220 EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)|AGRADE
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Course
BIOL 2220
Institution
BIOL 2220
Bone BIOL 2220 EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)|AGRADE
3 types of Cartilage - Answers - hyaline, elastic, fibrocartilage
hyaline cartilage - Answers - most abundant cartilage
bone started as __________, so the __________ at the end of bones just never turned into bone`...
Bone BIOL 2220 EXAM QUESTIONS
AND CORRECT ANSWERS (VERIFIED
ANSWERS) |AGRADE
3 types of Cartilage - Answers -✔✔ hyaline, elastic, fibrocartilage
hyaline cartilage - Answers -✔✔ most abundant cartilage
bone started as __________, so the __________ at the end of bones just never turned
into bone` - Answers -✔✔ hyaline cartilage, hyaline cartilage
Examples of hyaline cartilage - Answers -✔✔ larynx, rings of the trachea, end of the
nose
elastic cartilage examples - Answers -✔✔ external ears and epiglottis
fibrocartilage examples - Answers -✔✔ vertebral discs, menisci in the knee
appositional growth - Answers -✔✔ growth of cartilage is due to the perichondrium
secreting new matrix - leads to more ground substance and fibers - leads to more
cartilage being made
intersitial growth - Answers -✔✔ chondrocytes within the matrix of the cartilage divide -
these chondrocytes are matured fibroblasts - cells are actively dividing, so more cells -
more cartilage
skeletal divisions - Answers -✔✔ axial and appendicular
Axial Skeleton - Answers -✔✔ skull, ribs, and vertebral column
Main job of Axial Skeleton - Answers -✔✔ protection from trauma and support of the
appendicular skeleton
appendicular skeleton - Answers -✔✔ Bones of the upper and lower limbs and the
pectoral and pelvic girdles
Major function of Appendicular Skeleton - Answers -✔✔ locomotion
irregular bones - Answers -✔✔ does not fit into the other categories, ex: vertebrae and
pelvis bones
long bone structure made up of - Answers -✔✔ diaphysis, medullary cavity,. epiphyses,
epiphyseal line, membranes, irregular connective tissue, osteoclasts
Diaphyisis - Answers -✔✔ shaft, makes up most of bone's length, composed of
compact bone
medullary cavity - Answers -✔✔ filled with yellow marrow made of mostly adipose, in
the middle of diaphysis
Epiphyses - Answers -✔✔ ends of long bone, spongy bone with a layer of compact
bone on the outside
membranes of long bone - Answers -✔✔ periosteum and endosteum
periosteum membrane (long bone) - Answers -✔✔ comes from periochondrium,
surrounds the outer portion of the bone, dense irregular connective tissue
osteoclasts - Answers -✔✔ consume, break down bone
Osteogenic tissue has - Answers -✔✔ osteoblasts, build up bone and produce new
bone
Osteogenic tissue also has _______ which break down bone and consume bone -
Answers -✔✔ osteoclasts
Endosteum Membrane - Answers -✔✔ surrounds inner portions of bone
Compact bone exists in ___________ system - Answers -✔✔ haversian
Functional Unit of compact bone - Answers -✔✔ osteon
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