Health Online- Nutrition & Physical Activity (Unit Test Review). Activity- Unit Test Compl, Exams of Pathology

Download Health Online- Nutrition & Physical Activity (Unit Test Review). Activity- Unit Test Compl and more Exams Pathology in PDF only on Docsity! Maryville Patho 611 Exam 1 Practice Quiz Questions & Correct Detailed Answers 2024. Latest Edition. Graded A+. A man with a history of smoking has a bronchial biopsy showing that he normal columnar ciliated epithelial cells have been replaced by stratified squamous epithelial cells. The man is correctly told that this process could be reversed if he quits smoking - ANSTrue A patient has a long history of smoking. He has blood studies done because he is very tired, short of breath, and just does not feel well. His blood gases reveal the following findings: pH 7.3, HCO3 27 mEq/L, CO2 58mmHg. What is the interpretation of these gases? - ANSrespiratory acidosis A person arrives in the ER after a loss of consciousness and the development of Kussmaul respirations. The individual has a history of diabetes and 2 days of vomiting and diarrhea. The nurse practitioner suspects the person has - ANSmetabolic acidosis A person reports severe diarrhea for 2 days. The nurse practitioner understands this stimulates a - ANSincrease in antidiuretic hormone secretion A person with a history of chronic lung disease arrives in the clinic with a 1-week history of a productive cough, headache, and muscle twitching. The nurse practitioner suspects the person is experiencing - ANSrespiratory acidosis A person with chronic heart failure has edema in the lower legs and sacral area. The nurse practitioner suspects this is due to an - ANSincrease in capillary hydrostatic pressure Active transport occurs across membranes that - ANShave receptors that are capable of binding with the substances to be transported Aging is associated with - ANSincreased cross-linking of collagen Aging is the result of a genetically controlled development program or built-in self- destructive processes - ANSTrue Alcohol (ethanol) - ANSis metabolized via the microsomal p-450 oxidase pathway At the arterial end of capillaries, fluid moves from the intravascular space into the interstitial space because the - ANSCapillary hydrostatic pressure is higher than the capillary oncotic pressure Chemical injuries initiate biochemical reactions that damage cell membranes by decreasing the permeability of the plasma membrane - ANSFalse Maryville Patho 611 Exam 1 Practice Quiz Questions & Correct Detailed Answers 2024. Latest Edition. Graded A+. During cell injury caused by hypoxia, why do sodium and water move into the cell? - ANSBecause the pump that transports sodium out of the cell cannot function because of a decrease in ATP During cell injury caused by hypoxia, why is there an increase in the osmotic pressure within the cell? - ANSBecause sodium chloride enters the cell Dysplasia is a common type of normal cellular adaptation - ANSFalse Dysplastic changes may be reversible but may become malignant - ANSTrue Free radicals may be produced by - ANSspontaneous decay of superoxide Free radicals play a major role in the initiation and progression of which diseases? - ANSCardiovascular diseases such as hypertension and ischemic heart disease How do cells receive communication from the extracellular fluid surrounding them? - ANSChemical messengers such as ligands How do free radicals cause cell damage - ANSBy giving up an electron, causing injury to the chemical bonds of the cell membrane How does the loss of chloride during vomiting cause metabolic alkalosis? - ANSLoss of chloride causes retention of bicarbonate to maintain the anion balance How is passive transport described? - ANSIt is driven by osmosis, filtration, and diffusion Hyppertrophy and hyperplasia rarely occur together - ANSFalse In hypoxic injury, why does sodium enter the cell and cause swelling? - ANSBecause there is insufficient ATP to maintain the pump that keeps sodium out of the cell Irreversible damage to the myocardium can be detected by elevation in the contractile protein called troponin, which is released from the myocardial muscle - ANSTrue Melanin protects skin against long exposure to sunlight and prevents skin cancer - ANSTrue Neurotransmitters affect the postsynaptic membrane by binding to - ANSReceptors