Guides d'étude, Notes de cours & Résumés

NR283 Final Exam (week 7) chamberlain | Updated 2024/25

Ventilation - ANSWER Inspiration of oxygen Expiration of carbon dioxide from the blood Ventilation requires which muscles - ANSWER Intercostal muscles diaphragm muscles Sternocleidomastoid muscles

on which factors are the number and types of tests needed to confirm an alteration in health chosen? - ANSWER - condition of the person - pathophysiological process suspected - cues related to body system Risk factors that can not be prevented - ANSWER -gender at birth - family history

pathophysiology - ANSWER the study of functional/physiologic changes in the body that result from disease processes at a cellular level how is homeostasis maintained - ANSWER homeostasis is maintained by the body's blood pressure, temperature and fluid balance Carcinogenesis - ANSWER Slow process, More likely with aging Mutation,Proofreading Genetics - tumor suppressor gene ***The more times DNA is copied and a cell replicates, the greater chance an error is being made, a mistake is bei...

respiratory system - ANSWER - upper respiratory tract - lower respiratory tract - thoracic cavity bronchial arteries - ANSWER supply the lungs with oxygen and blood right lung - ANSWER 3 lobes: upper, middle, and lower left lung - ANSWER 2 lobes: upper and lower + the cardiac notch lobules - ANSWER the whole alveolar area; composed of alveolar ducts, alveolar sacs, and alveoli

Liquefaction necrosis - ANSWER dead cells liquefy because of release of cell enzymes Coagulative necrosis - ANSWER · cell proteins are altered or denatured - coagulation Fat necrosis - ANSWER fatty tissue broken down into fatty acids Caseous necrosis - ANSWER thick, yellow, cheesy substance forms Infarction - ANSWER area of dead cells as a result of oxygen deprivation

Tachycardia abnormally rapid heart rate - above 100 Bradycardia abnormally slow heart rate - under 60 preload volume of blood in ventricles at end of diastole Afterload resistance against which left ventricle pushes blood out Systole contraction of heart .... provides increase in pressure to eject blood Diastole relaxation of heart.... required for filling chambers When is preload increased? hypervolemia, regurgitation of cardiac valves, heart failure When is afterload increased? ...

arteries - ANSWER transport blood away from heart veins - ANSWER transport blood to the heart capillaries - ANSWER microcirculation within tissue systemic circulation - ANSWER exchange of gases, nutrients, and wastes in tissues pulmonary circulation - ANSWER gas exchange in the lung

Pathophysiology - ANSWER the study of how disease processes affect the function of the body How is homeostasis maintained? - ANSWER negative feedback loops Diagnosis - ANSWER identification of a disease Etiology - ANSWER cause of disease Idiopathic - ANSWER unknown cause