Pc 705 module 2 - Study guides, Class notes & Summaries

PC 705 Module 2 Exam - Immunity and Infection Innate Immunity involves which two things? First line of defense (mechanical and biochemical barriers) & Second line of defense (Inflammatory response) What is the first line of defense? Natural barriers or mechanisms to keep invaders OUT Examples of physical & mechanical barriers during the first line of defense? Tight epithelial cells of skin & mucous membranes of GI, GU, and respiratory tract Mucus that coats and traps microorganisms Cilia to he...

Diagnosis of malaria is typically confirmed with - answermicroscopic identification _______________is a documented presence of an organism with no evidence of inflammation. Limited bacterial growth, no signs or symptoms - answerColonization ______________ is the documented presence of an organism where pathogen numbers increase and tissues are invaded. Signs and symptoms are present - answerInfection What determines the likelihood and severity of infection - answerHost susceptibility an...

PC 705 Module 8 Exam - Endocrine and Neurological Disorders Hormone release is regulated by: -chemical factors -endocrine factors -neural control Feedback systems provide? -precise monitoring & control of cell environment What is the most common feedback? Negative —a change in chemical, neural, or endocrine response causes a subsequent decrease in synthesis & excretion of the accompanying hormone Which type of hormones can intiate changes in target cells? -free floating hormones The thyroid ...

PC 705 Module 3 Exam - Gastrointestinal, Liver, Gallbladder, and Pancreas Disorders What is GERD? -gastroesophageal reflux disease -reflux of acid & pepsin or bile salts from the stomach to the esophagus through the lower esophageal sphincter What does GERD mostly contribute to? Esophagitis What are the risk factors for GERD? -obesity (increases intraabdominal pressure) -hiatal hernia (increases intrabdominal pressure) -drugs that may relax the LES (lower esophageal sphincter) Pathogenesis of ...

PC 705 Module 5 Exam - Pulmonary and Pain Age related changes to pulmonary structure & physiology: -loss of elastic recoil -decreased lung compliance -increased flow resistance -decreased compensatory response to hypoxia & hypercapnia -increased risk of respiratory depression -increased risk of infections -decreased vital capacity, increased residual volume, but total lung capacity stays the same What is dyspnea? Subjective experience of breathing difficulty/discomfort What are severe signs of...

PC 705 Module 1 Exam - Stress and Genetics Genotype The exact gene allele composition for a single gene trait Phenotype the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment. Ploidy Number of chromosomes present in nucleus of cell in metaphase at mitosis Haploid 1N—One complete set of chromosomes (23) Ex: gametes Diploid 2N—-both pairs of chromosomes (23 pairs or 46 individual) Polyploidy Extra chromosomes in every pair. ...

LSUS ISDS 705 - Module 1, Quiz 1 prep- Harshali QUESTIONS and answers 2023What is an information System? a set of interrelated components that collect, process, store, and distribute information to support decision making and control in an organization. "Information systems are combinations of hardware, software, and telecommunications networks that people build and use to collect, create, and distribute useful data, typically in organizational settings." "Information systems are inter...