Maryville College

NURS 623 Worksheet for Exam 1 Q&A The following list is meant to serve as a study guide and may not be inclusive of every component of the exam. You are responsible for the required readings and the Kaltura presentations. Be prepared to identify diagnosis (or treatment) when given a picture with the description of the various skin problems. Working through the questions should help point out areas you need to spend more time further reviewing. Also, please look over the review guide in the ...

NURS 611 PATHO EXAM 4 QUESTIONS AND ANSWERS 611-Patho Exam 4 Q&A 1. Exposure to which substance protects the mucosal barrier of the stomach? a. Prostaglandins b. Helicobacter pylori c. Aspirin d. Regurgitated bile Prostaglandins. Prostaglandins and enterogastrones, such as gastric inhibitory peptide, somatostatin, and secretin, inhibit acid secretion. 2. Glucose transport enhances the absorption of which electrolyte? a. Sodium b. Potassium c. Phosphate d. Chloride Sodium. Sod...

Influence cell damage by giving up electron causing chemical injury to the cell membrane correct answer: free radical These are also considered Reactive Oxygen Species correct answer: Free radicals during cell injury ____ ____ cause enzymatic digestion of the ________ & ________ which Halts what? correct answer: nucleus, nucleolus, lysosomal leaking, synthesis of the DNA How does HYPERKALEMIA affect CARDIAC CONTRACTILITY? correct answer: Hypopolarization of the cardiac cells What...

Maryville Patho NURS 611 Exam 2 Questions With Complete Solutions

Describe the characteristics of apoptosis. correct answer: A programmed cell death that is regulated or programmed. Necrosis: characterized by rapid loss of the plasma membrane structure, organelle swelling, mitochondrial dysfunction. Hypoxia is the #1 major cause of cellular injury leading to necrosis especially to the kidneys and heart. (Myocardial infarction) Page 52: What's new: Current research supports that after muscle heart injury that stem cells exist in the heart and differenti...

Neurogenic Diabetes Insipidus correct answer: Swelling commonly seen after traumatic brain injury (TBI) can lead to dangerous increases in intracranial pressure. This increase can push on the pituitary leading to decreased ADH secretion = polyuria. Parasympathetic Nervous System correct answer: Mediated by acetylcholine; controls rest and digest; conserves energy and the body's resources; controls everyday metabolism Sympathetic Nervous System correct answer: Mediated by catecholamines...

Parasympathetic Nervous System correct answer: Conserves energy and the body's resources Sympathetic Nervous System correct answer: Responds to stress by preparing the body to defend itself. What catecholamine is released during sympathetic nervous system? correct answer: Epinephrine What else happens during sympathetic nervous system is activated? correct answer: After epinephrine is released it mobilizes the energy stores to increase glucose and decrease insulin. Redistribute.l b...

Pathologic hyperplasia correct answer: Produces an abnormal proliferation of abnormal cells Free radicals may be produced by correct answer: spontaneous decay of superoxide Alcohol (ethanol) correct answer: is metabolized via the microsomal p-450 oxidase pathway Aging is associated with correct answer: increased cross-linking of collagen What organic compound facilitates transportation across cell membranes by acting as receptors, transport channels for electrolytes, and enzymes ...

Sodium - Main ECF ion. Potassium - Main ICF ion. Mitochondria - Organelle that produces ATP. Ribosomes - Organelles responsible for protein synthesis. Lysosomes - Organelles that degrade and recycle waste. Peroxisomes - Organelles that break down chemicals into H202, produces free radicals. Golgi Apparatus - Organelle responsible for packaging and distribution. Smooth Endoplasmic Reticulum - Organelle that synthesizes steroids and detoxification. Tight Junction - Impermea...

What is Apoptosis? correct answer: A programmed cell death What is necrosis? correct answer: Death of most or all of the cells in an organ or tissue due to disease, injury, or failure of the blood supply. Characteristics of tissue necrosis correct answer: 1) Rapid loss of of the plasma membrane structure 2) Organelle swelling 3) Mitochondrial dysfunction Hypoxia correct answer: What is the #1 major cause of cellular injury leading to necrosis. (especially the kidney and heart) ...