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PSIO 201--EXAM 2-- UNIVERSITY OF ARIZONA LATEST EXAM WITH ACTUAL QUESTIONS AND CORRECT VERIFIED ANSWERS

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Bone Types Ans: Long, Short, Flat, Irregular, Sesamoid, Sutural, Pneumatized Q: Periosteum Ans: Covers external surface of bone Q: Endosteum Ans: Lines inner surface of bone, contains osteogenic cells Q: Why is bone considered an organ? Ans: It contains osseous (connective) tissue, blood vessels, nerves, lymphatic vessels, cartilage, and connective tissue coverings Q: Osteogenic Cells Ans: Stem cells formed from mesenchyme (embryonic connective tissue) Q: Osteoblasts Ans: Build bone Q: Osteocytes Ans: Maintenance of bone Q: Osteoclas

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PSIO 201--EXAM 2-- UNIVERSITY OF
ARIZONA LATEST EXAM 2025-2026 WITH
ACTUAL QUESTIONS AND CORRECT
VERIFIED ANSWERS
Bone Types

Ans: Long, Short, Flat, Irregular, Sesamoid, Sutural, Pneumatized

Q: Periosteum

Ans: Covers external surface of bone

Q: Endosteum

Ans: Lines inner surface of bone, contains osteogenic cells

Q: Why is bone considered an organ?

Ans: It contains osseous (connective) tissue, blood vessels,

nerves, lymphatic vessels, cartilage, and connective tissue

coverings

,Q: Osteogenic Cells

Ans: Stem cells formed from mesenchyme (embryonic

connective tissue)

Q: Osteoblasts

Ans: Build bone

Q: Osteocytes

Ans: Maintenance of bone

Q: Osteoclasts

Ans: Break down bone

Q: Bone Modeling

Ans: Bone formed by osteoblasts without prior bone resorption

Q: Bone Remodeling

, Ans: Bone resorbed by osteoclasts and then formed by

osteoblasts

Q: Cartilage Tissue

Ans: Chondrocytes; gel-like substance containing

proteoglycan, elastic, collagen, or reticular fibers

Q: Bone Tissue

Ans: Osteocytes; solid ground substance containing

proteoglycans, collagen elastic fibers, hydroxyapatite

Q: Collagen

Ans: Provides flexibility & resistance to tension

Q: Minerals

Ans: Provide firmness (resistance to compression)

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Uploaded on: January 9, 2025
Number of pages: 17
Written in: 2024/2025
Type: Exam (elaborations)
Contains: Questions & answers

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PSIO 201--EXAM 2-- UNIVERSITY OF ARIZONA LATEST EXAM WITH ACTUAL QUESTIONS AND CORRECT VERIFIED ANSWERS

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