Chapter 3, Problem 21MC

Please chosse the correct answer asap

Kindly choose the correct answer. One answer per question only. MODULE 17 Question 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

Match each term in Column I with its correct description in Column II. Column I                                                           Column II                              1. osteoarthritis                                            a. first cervical vertebra2. closed fracture                                          b. shock absorbers3. tendon                                                      c. movable joint4. endosteum                                        d. degeneration of articular cartilage5. bursa                                                    e. bone broken, skin intact6. epiphysis                                            f. joint capsule7. periosteum                         g. fibrous cords that connect muscles to bone8. atlas                                                h. lining of the marrow cavity9. intervertebral disc                            i. calcium and phosphorus10. diarthrosis joint                            j. end structure of long bone…

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2- 1 5 7 8 9 C. V1 A. compact bone V 2 B. canaliculi F. V 3 C. spongy bone H. V 4 D. lacuna E. central canal F. osteon v 7 G. perforating canal 8 H. periosteum 9. I. osteocyte 2. 5. 4.

Kindly choose the correct answer.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 20 Select one answer. Which nanostructure is responsible for compression resistance in bone? A. calcium B. proteoglycans C. collagen D. hydroxyapatite

Match the term in column A with the correct description in column B. Column A Column B 1. Articular cartilage   a.)   C- shaped plate of fibrocartilage that provides shock absorption at the knee joint   2. Interosseous membrane   b.)   Synchondrosis where bone growth occurs   3. Synovial membrane   c.)   Layer of hyaline cartilage that covers articulating bony surfaces at synovial joints   4. Bursa   d.)   Fluid-filled sac that provides cushioning and reduces friction at a synovial joint   5. Fontanelle   e.)   Structure that anchors a tooth to its bony socket   6. Meniscus   f.)    Sheet of fibrous connective tissue that connects the long bones in the forearm or leg   7. Intervertebral disc   g.)   Region of connective tissue between cranial bones in the fetal skull, where ossification is not complete   8. Epiphyseal plate   h.)   Shock absorbing fibrocartilage located between the bodies of adjacent vertebrae   9. Periodontal…

Write an explanation for what has happened to your friend. 1. Tell your friend which bone they injured and what type of fracture they have

A ______ is formed when two bones previously connected by a suture fuse. a. gomphosis b. synostosis c. symphysis d. syndesmosis