Musculoskeletal System - Bones

These flashcards provide definitions and descriptions of key concepts related to the musculoskeletal system and bones.

What are the main components that make up bone?

33% organic material (primarily collagen) and 67% inorganic material (mostly minerals).

What is collagen's role in bone structure?

Collagen is the organic part of bone, providing flexibility due to its fibrous nature and the jelly-like substance between fibers.

What inorganic substances are primarily found in bone?

Calcium phosphate, calcium carbonate, calcium fluoride, magnesium phosphate, sodium oxide, and sodium chloride.

What property do minerals provide to bones?

Minerals give bones durability and hardness.

What are the different types of bones?

Long, short, flat, and irregular.

What is spongy bone and where is it located?

Spongy bone is found at the ends of long bones, the center of flat bones, and irregular bones.

What is dense (compact) bone?

Dense bone covers spongy bone and is like a canister over the bone marrow, capable of withstanding force from one direction.