VNURS 6501 PATHOPHYSIOLOGY_MIDTERM..QUESTIONS AND ANSWERS...

facilitate testing? Selected Answer: Lead poisoning • Question 69 The pathophysiologic process of edema is related to which mechanism? 1 out of 1 points Selected Answer: Lymphatic obstruction • Question 70 0 out of 1 points During the cardiac cycle, why do the aortic and pulmonic valves close after the ventricles relax? Selected Answer: Chordae tendineae contract, which pulls the valves closed. • Question 71 0 out of 1 points A patient's urinalysis came back positive for glucose. What does the healthcare professional expect the patient's blood glucose to be at a minimum? Selected Answer: 150 mg/dL • Question 72 0 out of 1 points The student asks the healthcare professional to explain how pulmonary edema and pulmonary fibrosis cause hypoxemia. What description by the professional is best? Selected Answer: Creates alveolar dead space • Question 73 What does vomiting-induced metabolic alkalosis cause? 0 out of 1 points Selected Answer: Hypoventilation to compensate for the metabolic alkalosis • Question 74 1 out of 1 points What pathologic change occurs to the kidney's glomeruli as a result of hypertension? Selected Answer: Ischemia of the tubule • Question 75 1 out of 1 points A patient has a peptic ulcer related to h. pylori bacteria. What treatment does the healthcare professional educate the patient on? Selected Answer: Antibiotic therapy • Question 76 1 out of 1 points A patient is in severe shock and is receiving vasopressin. A student asks the health care professional to explain the rationale for this treatment. What response by the professional is most accurate? Selected Answer: Antidiuretic hormone causes vasoconstriction to help increase blood pressure. • Question 77 What is apoptosis? 1 out of 1 points Selected Answer: Normal mechanism for cells to self-destruct when growth is excessive • Question 78 1 out of 1 points Free radicals play a major role in the initiation and progression of which diseases? Selected Answer: Cardiovascular diseases such as hypertension and ischemic heart disease • Question 79 1 out of 1 points An amniocentesis indicates a neural tube defect when an increase in which protein is evident? Selected Answer: Alpha fetoprotein • Question 80 1 out of 1 points A patient had a thyroidectomy and now reports tingling around the mouth and has a positive Chvostek sign. What laboratory finding would be most helpful to the healthcare professional? Selected Answer: Serum calcium • Question 81 0 out of 1 points A patient's chart indicates Kussmaul respirations. The student asks the healthcare professional what this is caused by. What response by the professional is most accurate? Selected Answer: Diabetic ketoacidosis is leading to metabolic acidosis. • Question 82 1 out of 1 points A pregnant woman has Graves disease. What test/s does the healthcare professional advise the woman about? Selected Answer: Blood test for hyperthyroidism • Question 83 1 out of 1 points A healthcare professional is assessing a child who has complete trisomy of the twenty- first chromosome. What findings does the professional relate to this condition? Selected Answer: An IQ of 25 to 70, low nasal bridge, protruding tongue, and flat, low-set ears • Question 84 Where is two thirds of the body's water found? 1 out of 1 points Selected Answer: Intracellular fluid compartments • Question 85 1 out of 1 points A healthcare professional is working with a person who drinks several 6-packs of beer a week. What testing does the professional encourage the person to get? Selected Answer: Hepatic function • Question 86 1 out of 1 points After a partial gastrectomy, gastric bypass, or pyloroplasty, clinical manifestations that include increased pulse, hypotension, weakness, pallor, sweating, and dizziness are the results of which mechanism? Selected Rapid gastric Answer: emptying • Question 87 0 out of 1 points A patient has portal hypertension-induced splenomegaly. Which lab value would the healthcare professional associate with this condition? Selected Answer: Low white blood cell count • Question 88 Oxygenated blood flows through which vessel? 1 out of 1 points Selected Answer: Pulmonary veins • Question 89 0 out of 1 points A student studying biology asks the professor to describe how the ras gene is involved in cancer proliferation. What explanation by the professor is best? Selected Answer: It suppresses the action of the tumor- suppressor genes. • Question 90 0 out of 1 points What is the blood type of a person who is heterozygous, having A and B alleles as codominant? Selected O Answer: • Question 91 0 out of 1 points The healthcare professional explains to a student that the amount of volume of blood in the heart is directly related to the of contraction. Selected Answer: Pressur e • Question 92 Which statement is true about phagocytosis? 1 out of 1 points Selected Answer: Phagocytosis involves the ingestion of bacteria. • Question 93 Which primary characteristic is unique for the immune response? 1 out of 1 points Selected Answer: The immune response is specific to the antigen that initiates it. • Question 94 0 out of 1 points A professor has taught a student about skeletal alterations seen in chronic kidney disease. Which statement by the student indicates the professor needs to give more information? Selected Answer: The synthesis of 1,25-vitamin D 3, which reduces intestinal absorption of calcium, is impaired. • Question 95 1 out of 1 points A patient reports dumping syndrome after a partial gastrectomy. What does the healthcare professional teach this patient? Selected Answer: Eat small, frequent high-protein meals. • Question 96 1 out of 1 points What is the process that ensures mitral and tricuspid valve closure after the ventricles are filled with blood? Selected Answer: Increased pressure in the ventricles pushes the valves to close. • Question 97 1 out of 1 points A student asks the professor to differentiate Type 2 diabetes mellitus from Type 1. The professors' response would be that Type 2 is best described as what? Selected Answer: Resistance to insulin by insulin-sensitive tissues • Question 98 1 out of 1 points What organic compound facilitates transportation across cell membranes by acting as receptors, transport channels for electrolytes, and enzymes to drive active pumps? Selected Answer: Protein s • Question 99 1 out of 1 points What is the major determinant of the resistance that blood encounters as it flows through the systemic circulation? Selected Answer: Muscle layer of the arterioles • Question 100 0 out of 1 points A patient has been admitted for a possible small intestinal obstruction. What is the first sign the healthcare professional assesses for that would indicate the presence of this condition? Selected Answer: Vomitin g • Question 101 0 out of 0 points When completing this exam, did you comply with Walden University's Code of Conduct including the expectations for academic integrity? Selected Ye