pathophysiology, musculoskeletal questions with answers 2024

pathophysiology, musculoskeletal What is the function of the musculoskeletal system? - correct answer supports the body, protects the organs, provides for movement, stores calcium, produces blood cells. what is the musculoskeletal system comprised of? - correct answer bone, muscle, tendons, ligaments, joints, bursa What is cancellous bone - correct answer found in interior, lattice like pattern, trabeculae or spicules of bone, filled with red or yellow marrow. Cancellous bone is relatively light weight but its structure is such that it has tensile strength and weight bearing properties what is cortical bone? - correct answer forms the outer shell, compact bone, densely packed, calcified, more rigid than cancellous. compact bone is the main component of tubular bones, and along stress lines. Bone cell types, what are osteogenic cells? - correct answer undifferentiated cells, differentiate into osteoblasts, active in normal growth, participate in removal of worn out bone tissue. Osteoblasts are - correct answer bone building cells Osteocytes - correct answer mature bone cells, maintain the bone matrix, can release calcium into the blood. osteoclasts - correct answer multinusleated, bone chewing cells, large phagocytic cells, function in breakdown of bone matrix, release calcium and phosphate from bones, remove mineral content and organic matrix, parathyroid hormone controls the numbers and resorptive function, calcitonin hormones reduce the number and resorptive function Osteoclast slide - correct answer osteoclasts cells are carried via bloodstream to the bone where the firmly attach and release acids and enzymes that dissolve bone/ Osteoblast appear and produce collagen core and coat it with adhesive, calcium adheres to collagen forming new bone.