Kindly choose the correct answer M17 Question 1 A main role of…

Question Answered step-by-step Kindly choose the correct answer M17 Question 1 A main role of… Kindly choose the correct answerM17Question 1A main role of proteoglycans in bone is to: A. actively mineralize the bone B. aid collagen polymerization C. attract water that acts to cushion compression D. stabilize tendon attachments Question 2 Select one answer. For the following, identify the macroscopic structures of compact bone: Compact bone A. lamellae B. osteons C. trabeculae D. hydroxyapatite Question 3 Select one answer. Which cells transform within the bone? A. osteoclasts become osteocytes B. osteoblasts become osteocytes C. osteocytes become osteoblasts D. osteocytes become osteoclasts Question 4 Select one answer. Which is not part of mature bone? A. collagen B. proteoglycans C. cells D. blood vessels Question 5 Select one answer.  Which cells secrete osteoid? A. osteoclasts B. osteocytes C. osteoblasts D. macrophages Question 6 Select one answer. Which nanostructure is responsible for tensile resistance in bone? A. calcium B. proteoglycans C. collagen D. hydroxyapatite Question 7 Select one answer.  Which of the following is correctly paired with its description? A. Flat bones are formed by endochondral ossification.B. Endochondral ossification is the formation of bone between layers of connective tissue. C. Intramembranous ossification is the formation of bone between layers of connective tissue. D. Long bones are formed by intramembranous ossification. Question 8 Select one answer. What feature of the hydroxyapatite crystals allow them to easily exchange ions? A. They are very compressible B. They are micron sized with a small surface area C. They are nano sized with a large surface area D. They contain fluoride Question 9 Select one answer. Why are older individuals encouraged to lift weights to help their bones and reduce the effects of osteoporosis? A. strengthened muscles increase tendon strengthB. bones respond to and get stronger with force C. regulation of hormones D. increased appetite Question 10 Select one answer. Which is not part of mature cartilage? A. collagen B. proteoglycans C. cells D. blood vessels Question 11 Select one answer. Which cells are osteoporosis drugs intended to inhibit? A. osteoclasts B. osteocytes C. osteoblasts D. macrophages Question 12 Select one answer. Why do we splint a bone after a fracture? A. To prevent infection from an open wound B. To minimize movement |C. To increase pain D. To strengthen the muscle Question 13 Select one answer.  Which of the following is properly matched with its function? A. Osteoclasts — break down and reabsorb bone B. Osteocytes — mature bone cells that act as sensors for repair C. All of the above are correctly matched with their function. D. Osteoblasts — deposit and build new bone Question 14 Select one answer. Which classification of bone has a collection of specialized cells, organic extracellular matrix proteins, and and inorganic salt crystals?A.  Spongy bone B. Neither C. Both D. Compact bone Question 15 Select one answer. Which of the following is not a function of phosphorous? A. Energy storage B. Making RNA and DNA C. Blood clotting D. Cellular growth Question 16 Select one answer.  How is water integrated into cartilage? A. There is one water molecule per collagen protein. B. A network of negatively charged glycosylated proteins attract water. C. Blood vessels in cartilage drive the water in. D. There is a pocket for water that is two to five centimeters in diameter. Question 17 Select one answer. What is not an inorganic component of bone? A. calcium B. collagen C. phosphorus D. hydroxyapatite Question 18 Select one answer.Which of the following is correctly matched with its components? A. Micron scale — lamellae form osteons or trabeculae B. Macroscale — mineralized fibrils are organized into lamellae C. Submicron scale — mineral crystals are embedded within collagen D. Nanoscale — compact and spongy bone combine to form whole bone Question 19 Select one answer.  If a person was lacking Type I collagen which of the following would occur? A. Bones would have more flexibility B. There would be no effect on bone because Type I collagen is found in cartilage only C. Bone formation would be disturbed D. Bones would be less brittle Question 20 Select one answer. Which nanostructure is responsible for compression resistance in bone? A. calcium B. proteoglycans C. collagen D. hydroxyapatite Science Biology BIO E-65D Share QuestionEmailCopy link Comments (0)