Proteoglycans Study guides, Revision notes & Summaries

COKO Exam 2023 With complete Questions and Answers. What muscles make up the Rotator Cuff Complex? - ANSWER "SITS" Supraspinatus, Infraspinatus, Teres Minor, Subscapularis Stretch or partial damage of the ligaments, no displacement, and pain with abduction past 90 degrees. - ANSWER What are the signs and symptoms of 1st degree AC ( Acromion clavicular) Joint Sprain? What are the signs and symptoms of 2nd degree AC Joint Sprain? - ANSWER Rupture of ligaments, clavicle shifted superiorly, a...

Chapter 04 Genetics of Cellular Function Answer Key True / False Questions 1. Naked DNA is called chromatin. FALSE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: C12.04 Analyze the interrelationships among chromatin, chromosomes and chromatids. HAPS Topic: Module C12 Somatic cell division. Learning Outcome: 04.01b Explain how DNA and proteins are organized to form the chromosomes. Section: 04.01 Topic: Nucleic acids: DNA and RNA 2. DNA is ...

A reflex muscle spasm which results from proprioceptive irritation is mediated by _______________ neuron? Answer - Gamma motor ___________________ is most apt to lead to altered axoplasmic flow in a neuron? Answer - Intra-neural microcirculation ischemia Radio-humeral subluxation that entraps the posterior interosseous nerve root most likely manifests in? Answer - Extensor muscles to the forearm Which subluxation is characterized by anterior displacement of the superior vertebra and ...

what is the ECM? - Answer-the non-cellular component present within all tissues and organs what is the ECM composed of? - Answer--composed of collagen I and elastin -fundamentally composed of water, proteins and polysaccharides -a complex network of proteins and polysaccharides what is the ECM secreted by? - Answer-secreted locally by cells and remain closely associated with them what does the ECM provide? - Answer--provides structural, adhesive and biochemical signalling support -not only...

What is the ying of the ECM? - Collagens What is the yang of the ECM - Glycosaminoglycans -GAGs What is another main component of the ECM - proteoglycans Describe the structure of collagen - Contains 3 alpha chain polypeptides which intertwine to form a triple helix How does collagen have high tensile strength? - It's long, inflexible and is covalently cross-linked what is the function of collagen - provides structural support to the extracellular space of connective tissues what is the...

Parts of ECM - ANSWER protein fibers (along with elastic fibers and reticular fibers) GAG help retain water in skin proteoglycans trap salts and ions glycoproteins help attach cells to ECM collagen fibers - ANSWER provide resistance to longitudinal tensile/pulling forces. compression or torsion fibroblasts - ANSWER produce ECM- protein fibers and ground substance. most common cells found in connective tissue loose connective tissue - ANSWER connective tissue proper Pri...

inhibitor and substrate bind to different sites on the enzyme Correct Answer-Non-competitive produced from CO2 and H2O via photosynthesis in plants. Energy source and energy storage. Structural component of cell wales and exoskeletons. Informational molecules in cell-cell signaling. Can be covalently linked with proteins to form glycoproteins and proteoglycans. Correct Answer-Carbohydrates any of a class of organic compounds that are fatty acids or their derivatives and are insoluble in wa...

Histology for CSMLS Latest 2024 Graded A+ 3 types of Carbohydrates demonstrated in tissues Glycoproteins, polysaccharides, proteoglycans What stain is used for glycogen? PAS - because glycogen has vicin diols Where is glycogen found in the body? Liver, skeletel and cardiac muscle, hair follicles, vaginal and ectocervical epithelium, mesothelium cells, neutrophils and megakaryocytes. What accounts for the staining reaction of Glycoproteins? sialic acid goups and vicin diols (PAS...

Elements of the extracellular matrix - ANSWER Cells, fibres and ground substance Ground substance - ANSWER Proteins, proteoglycans, glycosaminoglycans and glycoproteins Substrate level phosphorylation - ANSWER Transfer of phosphate from a substance to ATP

Langerhans cells in the skin are part of the : a. hairs over scalp b. fingernails c. sulfur rich proteins d. adaptive immune system ANS- d Keratinocytes are the predominant cell type in the : a. epidermis b. stratum corneum - cornified layer c. dermis d. ground substance ANS- a Lamina Lucida components are : a. dermal collagens type IV and VII b. laminin and proteoglycans

Bio 252 Exam 3 Questions With Verified Answers Parts of ECM - ANS protein fibers (along with elastic fibers and reticular fibers) GAG help retain water in skin proteoglycans trap salts and ions glycoproteins help attach cells to ECM collagen fibers - ANS provide resistance to longitudinal tensile/pulling forces. compression or torsion fibroblasts - ANS produce ECM- protein fibers and ground substance. most common cells found in connective tissue loose connect...