Repair Quiz PDF

Quiz on Repair and Wound Healing Section 1: General Concepts ?What is the definition of repair.1 A. Replacement of damaged tissue by scar tissue B. Replacement of damaged tissue by new healthy tissu...

Quiz on Repair and Wound Healing Section 1: General Concepts ?What is the definition of repair.1 A. Replacement of damaged tissue by scar tissue B. Replacement of damaged tissue by new healthy tissue C. Prevention of further damage D. Complete regeneration of all tissues ?Which type of repair involves replacement with connective tissue.2 A. Regeneration B. Fibrosis C. Gliosis D. A and C ?"Which of the following cells is classified as "permanent.3 A. Surface epithelium B. Liver cells C. Nerve cells D. Fibroblasts Section 2: Stem Cells :Stem cells are characterized by all of the following EXCEPT.4 A. Self-renewal B. Multilineage potential C. Short-term viability D. Asymmetric replication :Embryonic stem cells are classified as.5 A. Totipotent B. Pluripotent C. Multipotent D. Unipotent :Adult stem cells found in bone marrow are.6 A. Hemocytoblasts B. Glioblasts C. Osteoblasts D. Fibroblasts  Section 3: Mechanisms and Factors Affecting Repair ?Which growth factor is involved in repair.7 A. EGF B. FGF C. TGF-β D. All of the above ?Which factor does NOT inhibit repair.8 A. Contact inhibition B. Chalones C. Inflammation D. Matrix interaction Section 4: Wound Healing :Healing by primary intention occurs in.9 A. Large infected wounds B. Clean surgical non-gapping wounds C. Wounds with necrotic tissue D. Crush injuries ?What is the first step in bone fracture healing.10 A. Granulation tissue formation B. Haematoma formation C. Remodeling D. Callus formation Section 5: Granulation Tissue :Granulation tissue primarily consists of.11 A. Collagen and fibrocytes B. Capillaries and fibroblasts C. Muscle cells and scar tissue D. Nerve cells and capillaries ?Which type of collagen is seen in mature scar tissue.12 A. Type I B. Type II  C. Type III D. Type IV Section 6: Complications :Excessive collagen formation leads to.13 A. Keloid B. Ulcer C. Fistula D. Sinus ?Which complication is a blind-end tract opening on the surface.14 A. Ulcer B. Sinus C. Fistula D. Contracture :A defect in the epithelial surface covering is called.15 A. Keloid B. Ulcer C. Sinus D. Contracture Section 7: Types of Healing :Healing by secondary intention occurs in.16 A. Clean surgical wounds B. Gaping crush wounds C. Non-infected wounds D. Small superficial wounds :Granulation tissue is described as.17 A. Smooth and dry B. Moist, red, and granular C. Hard and fibrous D. White and avascular ?Which type of tissue is primarily responsible for wound contraction.18 A. Muscle cells B. Fibroblasts C. Myofibroblasts  D. Nerve cells :In the process of granulation tissue maturation, fibroblasts transform into.19 A. Myoblasts B. Osteoblasts C. Fibrocytes D. Chondrocytes :The last stage of wound healing by secondary intention is.20 A. Epithelialization B. Scar formation C. Granulation tissue formation D. Remodeling Section 8: Bone Healing ?Which type of callus forms after granulation tissue in bone healing.21 A. Soft callus B. Hard callus C. Lamellar bone D. Woven bone :Bone remodeling is carried out by.22 A. Osteocytes and fibroblasts B. Osteoclasts and osteoblasts C. Myofibroblasts and fibrocytes D. Chondrocytes and osteoblasts :Local factors that impede bone healing include.23 A. Old age B. Ischemia C. Nutritional deficiency D. Diabetes mellitus ?Which is NOT a step in bone fracture healing.24 A. Haematoma formation B. Angiogenesis C. Callus formation D. Remodeling  Section 9: Complications of Wound Healing :Excessive healing may lead to.25 A. Hypertrophic scar B. Sinus formation C. Fistula formation D. Implantation cyst :A keloid is characterized by.26 A. Scar confined to the wound edges B. Scar extending beyond the wound edges C. Lack of collagen D. Defective healing :Contractures are commonly associated with.27 A. Bone fractures B. Nervous system injuries C. Fibrosis near joints D. Granulation tissue overgrowth ?Which of the following complications is a double opening tract.28 A. Sinus B. Fistula C. Ulcer D. Keloid :An implantation cyst is filled with.29 A. Blood B. Pus C. Keratin D. Collagen :Hypertrophic scars differ from keloids by.30 A. Being limited to wound boundaries B. Having no collagen C. Extending beyond the wound boundaries D. Causing no inflammation