BIOL 2457 - EXAM 2 QUESTIONS WITH
CORRECT ANSWERS 2025/2026
are concentric layers of the bone that form in an osteon. CORRECT ANSWER lamellae
is a group of diseases in which bone resorption outpaces bone deposition.
CORRECT ANSWER osteoporosis
As cells divide, what happens to the epiphysis in epiphyseal bone growth? CORRECT
ANSWER the epiphysis is pushed away from the daiphysis
Bone fractures can be classified based on? CORRECT ANSWER all of the above
- location
- nature of the break
- end position of the bone after fracture
- if bone penetrates the skin or not
Compact bone is made up of . CORRECT ANSWER osteons
During endochondral ossification which cell breaks down the bone to from the medullary
cavity? CORRECT ANSWER osteoclasts
During endochondral ossification, what does bone develop from? CORRECT ANSWER hyaline
cartilage
, During long bone formation, calcification of the begins before any other region of the
bone. CORRECT ANSWER diaphysis
Growth during infancy and childhood is most heavily influenced by what hormone? CORRECT
ANSWER growth hormone
How does calcium play a significant role in endochondral ossification? CORRECT ANSWER
it's what physically hardens the bone matrix
In bone remodeling what is the name of the bone cell that deposits as old bone is resorbed?
CORRECT ANSWER osteoblast
In which zone do cartilage cells undergo mitosis while at the epiphyseal plate? CORRECT
ANSWER proliferation
In which zone does old cartilage cells begin to englarge? CORRECT ANSWER hypertrophic zone
Spongy bone is replaced roughly every years, while compact bone is replaced roughly
every ____ years. CORRECT ANSWER 3 ; 10
The process of calcifying chondrocytes to form a bone is called? CORRECT ANSWER
ossification
What allows osteocytes to communicate with each other and transmit nutrients and wastes?
CORRECT ANSWER canaliculi
What does each osteon consists of? CORRECT ANSWER all the above
CORRECT ANSWERS 2025/2026
are concentric layers of the bone that form in an osteon. CORRECT ANSWER lamellae
is a group of diseases in which bone resorption outpaces bone deposition.
CORRECT ANSWER osteoporosis
As cells divide, what happens to the epiphysis in epiphyseal bone growth? CORRECT
ANSWER the epiphysis is pushed away from the daiphysis
Bone fractures can be classified based on? CORRECT ANSWER all of the above
- location
- nature of the break
- end position of the bone after fracture
- if bone penetrates the skin or not
Compact bone is made up of . CORRECT ANSWER osteons
During endochondral ossification which cell breaks down the bone to from the medullary
cavity? CORRECT ANSWER osteoclasts
During endochondral ossification, what does bone develop from? CORRECT ANSWER hyaline
cartilage
, During long bone formation, calcification of the begins before any other region of the
bone. CORRECT ANSWER diaphysis
Growth during infancy and childhood is most heavily influenced by what hormone? CORRECT
ANSWER growth hormone
How does calcium play a significant role in endochondral ossification? CORRECT ANSWER
it's what physically hardens the bone matrix
In bone remodeling what is the name of the bone cell that deposits as old bone is resorbed?
CORRECT ANSWER osteoblast
In which zone do cartilage cells undergo mitosis while at the epiphyseal plate? CORRECT
ANSWER proliferation
In which zone does old cartilage cells begin to englarge? CORRECT ANSWER hypertrophic zone
Spongy bone is replaced roughly every years, while compact bone is replaced roughly
every ____ years. CORRECT ANSWER 3 ; 10
The process of calcifying chondrocytes to form a bone is called? CORRECT ANSWER
ossification
What allows osteocytes to communicate with each other and transmit nutrients and wastes?
CORRECT ANSWER canaliculi
What does each osteon consists of? CORRECT ANSWER all the above
