Test 3 Questions

5 September 2022
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________ is/are found in compact bone, but not spongy bone.
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A. lamella B. endosteum C. central canals D. osteocytes E. osteoclasts
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C
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Bones in the legs, arms, spine and pelvis grow __________.
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A. at different rates B. at the same rate C. until age 18, then they stop D. stronger after age 30
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A
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Which of the following is not considered a weight bearing activity?
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A. Walking B. Running C. Swimming D. Jumping rope
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C
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Trusses and arches, which help form an internal scaffolding network, are found in __________.
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A. bone marrow B. children only C. adults only D. trabecular bone E. compact bone
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D
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At which of the following ages would calcium loss from bone be more than calcium deposits into bone, even when a high calcium diet is eaten?
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A. 18 months old B. 10 years old C. 18 years old D. 50 years old
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D
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Which mineral is most important throughout life to assist in maintaining strong bones?
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A. Potassium B. Calcium C. Sodium D. Phosphorus
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B
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If the __________ component of bone is not in adequate amounts, the flexibility of bone will be compromised.
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A. phosphate B. calcium C. collagen D. carbonate E. cartilage
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C
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In an adult, which of the following is a bone that does not contain red bone marrow?
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A. Radius B. Rib C. Sternum D. Vertebra E. Skull
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Answer
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A
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The __________ contains hydrogen pumps that lead to the formation of hydrochloric acid, which is used to dissolve bone minerals in a process called __________.
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A. osteoclasts; mineral deposition B. osteoblasts; mineral resorption C. osteoclasts; mineral resorption D. osteoblasts; mineral deposition
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Answer
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C
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During the healing of a bone fracture, a hard callus is formed by ___________.
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A. osteoclasts B. osteoblasts C. osteocytes D. fibroblasts E. chondrocytes
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Answer
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B
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Within compact bone, a central canal is found at the center of which structure?
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A. An osteon B. A lacuna C. A long bone D. An epiphysis
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A
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What is the function of red bone marrow?
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A. Blood cell production B. Energy storage C. Osteoid production D. Long bone growth
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A
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Where does bone formation occur during endochondral ossification?
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A. Hyaline cartilage model B. Fibrous membranous sheet C. Adipose tissue
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A
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Which type of bone growth occurs within cartilage and results in bone elongation?
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A. Interstitial B. Appositional C. Perichondrial D. Epiphyseal
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Answer
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A
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TOPHAT
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:)
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which zone is closest to the epiphysis
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A. zone of bone B. zone of resting cartilage C. zone of hypertonic cartilage D. zone of calcified cartilage E. none of the above
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Answer
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B
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in which zone do chondrocytes undergo rapid mitotic division and become aligned into longitudinal columns?
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A. zone of ossification B. zone of resting cartilage C. zone of calcified cartilage D. zone of proliferating cartilage
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D
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what type of ossification pattern produces the roof of the skull?
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intramembrous
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_____ growth is responsible for bone growth in width
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appositional
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True or False? In the formation of an osteon the periosteum of the groove becomes the endosteum of the tunnel.
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True
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When blood calcium levels decrease the secretes ______
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parathyroid hormone (PTH)