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Physiology of Bone and Homeostasis Mechanism Quiz

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Physiology of Bone and Homeostasis Mechanism Quiz

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Questions and Answers

What is the main function of bone in the body?

To regulate body temperature

To produce hormones

To support soft tissue and muscle attachment (correct)

To store excess glucose

Which component makes up the majority of bone's organic matrix?

Ground substance

Chondroitin sulfate

Proteoglycans

Collagen (correct)

How does bone contribute to maintaining calcium and phosphate levels in the body?

By storing calcium and phosphate within the bone (correct)

By releasing calcium and phosphate into the bloodstream

By excreting excess calcium and phosphate

By producing excess calcium and phosphate

Which type of bone supports hematopoiesis (blood cell formation)?

Spongy bone (C) Signup and view all the answers

What is the primary function of spongy (cancellous) bone?

To allow for blood cell formation (D) Signup and view all the answers

What is the primary composition of cancellous bone?

Forms an irregular lattice network with bony spicules (B) Signup and view all the answers

Which type of bone is heavier, tougher, and compact in nature?

Compact bone (cortical bone) (B) Signup and view all the answers

What is the primary function of the Haversian Canal in an osteon?

Contains blood vessels, nerves, and lymphatics (D) Signup and view all the answers

What is the role of interstitial lamellae in compact bone structure?

Contain mineralized bone layers between Haversian Systems (B) Signup and view all the answers

How does calcium metabolism regulate plasma bone remodeling in adults?

By slowly resorbing calcium from the bones into the blood (B) Signup and view all the answers