structure and function of liver ppt
They act as biological catalyst (enzymes), form structural parts of organisms, participate in cell signal and recognition factors, and act as molecules of immunity. Nestled under your diaphragm, above the stomach and right kidney is the largest visceral organ of the human body - the Liver. Empty reply does not make any sense for the end user. Description. GENERAL ANATOMY. It has two main sources of blood: Within the acinar cells you will see the basal rough endoplasmic reticulum and the numerous secretory granules in the apical region of the cells, facing the small lumen of the acinus. Abstract. These pK values are consistent with the pK expected for the ionization of a solvent molecule bridging the Mn(II)-Mn(II) center ( 25 ), and it is thought that . View Test Prep - Digestive System Organs- Part C.ppt from G150/PHA 1500 at Rasmussen College. It is split into the left and the right lobe separated by the falciform ligament. Liver Structure cont'd Microscopic structure At the microscopic level, the liver consists of hexagonal shaped functional units called hepatic lobules. It is reddish brown in colour and it is covered with a connective tissue capsule. Liver •Directly affects digestion by producing bile •Bile aids in the digestion of fat . This pathology lab out stands in providing the facility of collecting the sample from your place and takes them to the quality labs for testing. The pancreas secretes digestive enzymes such as amylase, proteases and lipase into the duodenum. This includes: differences between physical and chemical digestion; structure and function of the small intestine; function of organs such as the liver, gall bladder, pancreas . The stomach and the esophagus form grooves on the inferior . Bile secreted by the hepatocytes is collected in a network of minute tubes (canaliculi). Chart and Diagram Slides for PowerPoint - Beautifully designed chart and diagram s for PowerPoint with visually stunning graphics and animation effects. The liver is heavier in the male than in the female. Embryologically it develops from the foregut and it spans the upper right and part of left abdominal quadrants. 1. Liver Regeneration . ADVERTISEMENTS: 2. •Epiglottis: flap-like structure at the back of the throat. The spleen combines the innate and adaptive immune system in a uniquely organized way. • stored mainly in liver and muscle cells • Hydrolysis of glycogen releases glucose when the demand for sugar increases - Cannot sustain animals long - Depleted within a day in humans . Submit reply Cancel. Functions of the Liver. Avg rating:3.0/5.0. functions of liver • it has a wide range of functions • detoxification • protein synthesis • production of biochemicals necessary for digestion. In addition, it has an endocrine and immunological function. Our new CrystalGraphics Chart and Diagram Slides for PowerPoint is a collection of over 1000 impressively designed data-driven chart and editable diagram s guaranteed to impress any audience. Functions of the liver. Chart and Diagram Slides for PowerPoint - Beautifully designed chart and diagram s for PowerPoint with visually stunning graphics and animation effects. . The hepatocytes, cells of the liver have a unique potential to reproduce in response to any liver injury. Central function of liver . The liver is the largest solid organ in the human body. STRUCTURES AND FUNCTIONS OF THE . The liver receives its blood supply from two sources: 80% is delivered by the portal . It has many different functions and plays many different roles from metabolism to digestion to circulation. This interactive PowerPoint will help your students to understand and/or revise the digestive, circulatory, excretory and respiratory systems in humans. pptx, 1.57 MB. 93 One of the mechanisms of liver transplantation failure is ischemia-reperfusion type of injury to the transplanted liver. Hepatitis Virus Immunity . Number of Views: 8204. glycogen G6P pyruvate lactate glucose organic acids NH 4 + Urea Urea cycle PDH ATP TCA cycle respiratory chain reducing equivalents . Proteins - molecules contain nitrogen, carbon, hydrogen and oxygen. An actin 'corset' prevents expansion of the canaliculi forcing the bile to flow . The normal color of the liver is brown and the external surface is smooth (Fig. Question 15 Red blood cell and root hair cell Ciliated cell and xylem vessel Liver cell and palisade cell Muscle cell and mesophyll cell The two cells illustrated below show a typical: Slide 17 Cell Structure and Function Multiple Choice Quiz Answers Cambridge Biology IGCSE In this low power electron micrograph, observe the organization of the acini, composed of acinar cells. 4 years ago. - A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 3d76a8-OThkZ View Cell Structure and Function.ppt from ENGLISH DRAMA 101 at The Kings Academy. • glycogen storage. The liver has 2 lobes typically described in two ways, by morphologic anatomy and by functional anatomy (as illustrated in Fig. Liver histology Author: Adrian Rad BSc (Hons) • Reviewer: Uruj Zehra MBBS, MPhil, PhD Last reviewed: February 28, 2022 Reading time: 14 minutes The liver is the largest internal organ of the human body, weighing approximately 1.5 kg. . The liver is the main body storage site for glycogen. RELATIONS. PowerPoint ® Lecture . - PowerPoint PPT presentation. See more. Polysaccharides = hundreds or thousands of monosaccharides formed by linking monomers in enzyme- . DS 12-13 Infectious Diseases DS Infectious Diseases . The organ is closely associated with the small intestine, processing the nutrient-enriched ve- nous blood that leaves the digestive tract. Structure and function of liver and gallbladder Romana lamberov , M.D. The Liver - PPT(PowerPoint Presentation), Liver Physiology, Larry Frolich Notes : The Liver - PPT(PowerPoint Presentation), Liver Physiology, Larry Frolich Notes Use Code STAYHOME200 and get INR 200 additional OFF At periphery of each lobule present portal triad. The liver also produces bile, a fluid that helps digest fats and carry away waste. CHAPTER 36. Cirrhosis is a chronic disease characterized by replacement of normal liver tissue with diffuse fibrosis that disrupts the structure and function of the liver. liver of humans & other vertebrates. DS 12-13 Infectious Diseases DS Infectious Diseases . Kupffer cells are a type of fixed macrophage that form part of the mononuclear phagocyte system along with macrophages in the spleen and lymph nodes . Pancreas is an abdominal organ located behind the stomach and surrounded by spleen, liver and small intestine. Humans and other vertebrates store glycogen mainly in liver and muscle cells. This is an excellent anatomical resources for teaching liver structure and function. The liver consists of four lobes, which are each made up of eight sections and thousands of lobules (or small lobes). Empty reply does not make any sense for the end user. Lipoproteins are globular, micelle-like particles consisting of a hydrophobic core of triacylglycerols and cholesterol esters surrounded by an amphipathic coat of protein, phospholipid, and cholesterol. The liver is about 2% of body weight in the adult, which amounts to approximately 1400 g in females and 1800 g in males. Overall the most important and relevant relations of the liver are to the diaphragm and mesentery. Cell Biology once more. The hepatocellular cords are mostly one or two layers thick and are divided into three zones: 1, 2, and 3 of the acinus, and periportal (PP), mid- (MZ), and centrilobular (CL) zones of . It is cosmopolitan and pathogenic and measures about 20 to 50 mm in length and 5 to 15 mm in width. The fibrosis alters liver structure and vasculature . PC OCT NTCP OATP OC BA OA MDR3 OA MRP2 BSEP BA FIC1 MDR1 PS Cholangiocyte Cl-AQP BA ASBT Cl-AE HCO 3 - H 2 O CFTR Cl-PL Ch ABCG5/8 OST r / t MRPs Hepatocyte Focal biliary cirrhosis cAMP. Liver • Largest organ in the body • Contributing about 1/50 of the total body weight (about 1.5 kg in adults) • Basic functional unit of the liver is the liver lobule (0.8 -2 mm in diameter; 50-100 thousands in the liver) • High blood flow - 1350 ml/min to . 19-1 Describe the components and major functions of blood, identify blood collection sites, list the physical characteristics of blood, and specify the composition and functions of plasma. 10 Neoplasia DS Neoplasia 11 Neoplasia (cont.) It performs 500 essential tasks, including detoxification, protein synthesis, and the production of digestive chemicals. Nester (Sandburg) 2.3.3 Identify structures from electron micrographs of liver cells Human Biology lecture: Ch 3- Cell Structure and Function Interpretation of the Urinalysis (Part 3) - Microscopy and Digestive Accessory Organs: Liver, Gallbladder, Pancreas Structure and Function of the Human The structure of the spleen enables it to remove older erythrocytes from the circulation and leads to the . This is a series of ppt presentations made available to you guys. Structure and function of liver and gallbladder Romana Šlamberová, M.D. CIRRHOSIS OF LIVER. Compare and contrast a prokaryotic cell and a eukaryotic cell 3. 8.Lysosomes,Structure and Function - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. structure structures Function structure Molecules do. Functional Anatomy of Liver In the mature liver, hepatocytes are arranged mainly in plates - or cords, Between the plates are venous sinusoids, which anastomose with each other via gaps in the hepatocyte plates. The apolipoproteins (apoproteins) on the surface of the lipoproteins help to solubilize the lipids and . The liver is a multilobulated gland. Immunoglobulin fragments: Structure function relationships F(ab') 2 Treatment of immunoglobulins with pepsin results in cleavage of the heavy chain after the H-H inter-chain disulfide bonds resulting in a fragment that contains both antigen binding sites (figure 6). Hepatic excretory function - removal of organic compounds both endogenous and exogenous via metabolism followed by excretion through bile duct. Its upper and anterior surfaces are smooth and lie in close association with the posterior surface of the diaphragm while its posterior surface is irregular in . Anatomy: The study of the structure of an organism and the relationship of its parts. LIVER FUNCTION A. Nucleic Acids (Nucleotides) - DNA (Deoxyribonucleic Acid) and RNA . Pancreas Electron Micrographs. 4-5 Inflammation DS Inflammation 6 Liver Anatomy and Histology AR Liver Anatomy and Histology 7-9 Immunity DS Immunity . Liver anatomy and function | Human Anatomy and Physiology video 3D animation | elearnin To understand the molecular basis of hepatogenesis it is first necessary to first consider the structure of the adult liver. This is a highly detailed, engaging and fully-resourced lesson that covers the detail of the 2nd part of specification point 5.1.2 (b) of the OCR A-level Biology A specification which states that students should be able to demonstrate and apply an understanding of the functions of the mammalian liver. It is the largest exocrine gland of the body and weighs about 1.2 to 1.5 kg in adult men. The liver is the largest gland in the body weighing about 1.6 kgs. The largest organ in the body, the Liver is found below the diaphragm in the right upper quadrant of the abdominal cavity. Pathology: The study of diseases. 14 Liver and Biliary DS 15-16 It is the largest gland in the human body . report. This capsule is covered by peritoneum. PowerPoint Presentation Also important in digestion of fats. PowerPoint made for the 2016 OCR A A-level specification. It is a multifunctional accessory organ of the gastrointestinal tract and performs several essential functions such as detoxification, protein synthesis, bile production and nutrient storage to name only a few. It comprises around 2% of an adult's body weight. Covers a wide range of liver function all in one place. This photomicrograph illustrates the basic microscopic architecture, structural relationships, and terminology used to describe the microanatomy of the liver. Liver anatomy. 4-5 Inflammation DS Inflammation 6 Liver Anatomy and Histology AR Liver Anatomy and Histology 7-9 Immunity DS Immunity . Its main functions are the processing of nutrients from the intestinal tract, synthesis of proteins and hormones, biotransformation, excretion of bile, and regulation of energy metabolism. The inferior surface of the liver tends to be flat, but there are undulations caused by moulding of the liver to the abdominal organs which relate to its inferior surface. Introduction, Structure, and Function. I. Cirrhosis is a complication of liver disease that involves loss of liver cells and irreversible caring of the liver II. The liver has two lobes namely . Immunoglobulin fragments: Structure function relationships F(ab') 2 Treatment of immunoglobulins with pepsin results in cleavage of the heavy chain after the H-H inter-chain disulfide bonds resulting in a fragment that contains both antigen binding sites (figure 6). The liver is a critical organ in the human body that is responsible for an array of functions that help support metabolism, immunity, digestion, detoxification, vitamin storage among other functions. The Liver • The largest internal body organ • Largest gland • Largest organ apart from skin • Weighs about 1.5kg • Found in the upper abdominal cavity: extends from right upper quadrant to left upper quadrant of the abdomen • Attached to diaphragm by falciform and coronary ligaments Left and right triangular ligaments 3. 5. When there is a glucose deficiency, the liver metabolizes fatty acids to form ketone bodies, which represent an alternative energy source for many tissues. Submit reply Cancel. As long as 25 . It is a vital part of the digestive system and is responsible for regulating blood sugar levels. a. B. Biochemical functions of the liver 1. • plasma protein synthesis • hormone production • major role in metabolism • the liver is necessary for survival; there is currently no way to … The falciform ligament separates the two lobes. 1 Located in the right upper quadrant of the abdominal cavity beneath the right hemidiaphragm, it is protected by the rib cage and maintains its position . •Closes over the trachea . B. Biochemical functions of the liver 1. *The liver is the largest gland in the body … *It's the second largest organ after the skin … *It weighs about 1.5 kg… Location … •Occupies right hypochondrium + epigastrium … •May extends to left hypochondrium… Surfaces… The liver has two surfaces : 1-diaphragmatic surface 2-visceral surface Hepatic lobules & blood supply of the liver… The liver is the largest organ, accounting for approximately 2% to 3% of average body weight. PowerPoint Presentation - The Human Digestive System Author: 1.01 Remember structural organization. PC OCT NTCP OATP OC BA OA MDR3 OA MRP2 BSEP BA FIC1 MDR1 PS Cholangiocyte Cl-AQP BA ASBT Cl-AE HCO 3 - H 2 O CFTR Cl-PL Ch ABCG5/8 OST r / t MRPs Hepatocyte Focal biliary cirrhosis cAMP. • decomposition of red blood cells. The liver receives blood through two vascular systems, the portal vein and hepatic artery. 92 In fact, chronic hepatic allograft rejection is associated biliary epithelial atrophy. A layer of fibrous tissue called Glisson's capsule covers the liver. These enzymes help in digesting sugar . Description: 1) The liver is both an exocrine gland, secreting bile, but also and endocrine . The liver produces red and white blood cells during the fetal state. Slides: 22. Pathophysiology: The study of the underlying physiological aspects of disease. 19-2List the characteristics and functions of red blood cells, describe the structure and functions of hemoglobin, describe how The liver is a triangular, bilobed structure consisting of a larger right lobe and a smaller left lobe. 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