Role of fibroblasts - Study guides, Class notes & Summaries

PATH 3610 Midterm 3 Exam | Verified with 100% Correct Answers Which of the following represents the end stage of wound repair? a. proliferation and mobilization of fibroblasts b. dominance of fibrocytes and abundant collagen c. proliferation of capillary buds and formation of abundant capillaries Granulation tissue refers to which of the following? a. inflammatory tissue formed in response to the presence of some indigestible organism or particle b. tissue formed in chronic inflammation, char...

Test Bank for Wound Management Principles and Practices 3rd Edition by Myers/   Chapter 1. Integumentary Anatomy 1. All of the following are functions of the dermis EXCEPT that it: A. houses epidermal appendages. B. assists with vitamin D production. C. provides sensation. D. assists with thermoregulation. 2. Cells that can be found in the dermis are: A. fibroblasts. B. melanocytes. C. Langerhans’ cells. D. Merkel cells. 3. The stratum corneum can be found in t...

Which component of the epidermis initiates immune responses and provides a defense against environmental antigens? correct answer: Langerhans cells Which cells of the dermis release histamine and play a role in the hypersensitivity reactions of the skin? correct answer: Mast cells Which cells of the dermis secrete connective tissue matrix? correct answer: Fibroblasts Which gland releases secretions that are important in thermoregulation and cooling of the body through evaporation? co...

NACC EXAM Questions All Correctly Answered largest organ of the body - Answer -skin The barrier function of the skin includes - Answer -acid mantle hydro - Answer -water two layers or sections of the skin - Answer -epidermis and dermis Approximately what percentage of water is in healthy skin - Answer -50-70% Keratin and intercellular lipids are formed in the - Answer -stratum granulosum Which layer of the skin produces melanin - Answer -stratum germinativum The junction ...

Transitional epithelium is found in the urinary system The external surface of the stomach is covered by a serosa Which of these is a primary germ layer? ectoderm A seminferous tubule of the testis is lined with _____ epithelium. stratified cuboidal ____ prevent fluids from seeping between epithelial cells. tight junctions A fixative serves to stop tissue decay The collagen of areolar tissue is produced by fibroblasts Tendons are composed o...

Bios255, Comprehensive Exam This examination covers content learned in BIOS251, BIOS252, and BIOS255. This exam is worth 100 total points, consisting of 50 multiple-choice questions. You have 75 minutes to complete the Exam. Bios251 Describe a positive feedback system A positive feedback system is mechanism in which the system responds to the perturbation in the same direction as the perturbation. Positive feedback is essentially a feedback mechanism that results in the amplification or growth o...

ALU 301, Ch. 15 Rheumatoid Arthritis |Complete Questions with 100% Correct Solutions Rheumatoid arthritis (RA) is a chronic inflammatory polyarthritis of unknown etiology that targets the synovial tissue of moveable joints. Epidemiology of RA -prevalence of approximately 1% -30-45 cases per 100,000 of the general population -more common in women than men with a ratio of 3:1. Although rheumatoid arthritis can present at any age, women usually develop symptoms between their second and fi...

Pathophysiology NUR 521 Exam 3 Which component of the epidermis initiates immune responses and provides a defense against environmental antigens? Langerhans cells Which cells of the dermis release histamine and play a role in the hypersensitivity reactions of the skin? Mast cells Which cells of the dermis secrete connective tissue matrix? Fibroblasts Which gland releases secretions that are important in thermoregulation and cooling of the body through evaporation? Eccrine Which r...

Extracellular Matrix (ECM) - The ECM provides structural support to the cell and also plays a role in cell signaling. -Components: • Collagen • Glycoproteins (proteins with an oligosaccharide) • GAGs (long polysaccharide chains with amino sugars) • Proteoglycans (a core protein with one or more GAG chains connected) - Composed mostly of water. All of those proteins, glycoproteins, and proteoglycans are dissolved and assembled within a watery medium and most typically the protein ...

Select the most correct statement concerning skin cancer. - Answer-Melanomas are rare but must be removed quickly to prevent them from metastasizing. _______ is an inherited condition that affects the heme pathway; it leaves the skin scarred and gums degenerated, and may have led to the folklore about vampires. - Answer-Porphyria A needle would pierce the epidermal layers of the foreman in which order? - Answer-Corneum, granulosum, spinosum, basale The major regions of a hair shaft include...