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Terms in this set (97)
What type of blood does the right Deoxygenated blood
side of the heart carry?
What type of blood does the left side Oxygenated blood
of the heart carry?
What is the formula for calculating CO = Heart Rate (HR) x Stroke Volume (SV)
cardiac output (CO)?
What is the normal range for cardiac 4-8 L/min
output?
What is preload in the context of The amount of blood and pressure in the ventricle at
cardiac function? the end of diastole
What conditions can increase Hypervolemia, regurgitation of cardiac valves, heart
preload? failure (HF)
What is afterload? The resistance that must be exceeded for the
ventricle to eject blood during systole
What conditions can increase Hypertension (HTN), vasoconstriction
afterload?
What is the role of the sinoatrial (SA) It acts as the pacemaker of the heart, generating 60-
node? 100 beats per minute
What are common signs and Pain or discomfort between neck and navel,
symptoms of myocardial infarction dyspnea, diaphoresis, nausea, vomiting
(MI)?
, What is the significance of elevated It indicates heart damage, often associated with
troponin levels? myocardial infarction
What are the signs of cardiac failure? SOB with exertion or when supine, weight gain,
cough with pink-tinged sputum, new swelling of
ankles or abdomen
What is chronic obstructive pulmonary A group of disorders characterized by impaired
disease (COPD)? airflow in the lungs
What are the risk factors for Smoking, frequent bronchopulmonary infections
developing COPD?
What is the primary cause of Enlargement of gas-exchange airways and damage
emphysema? to alveolar walls
What are common signs of asthma? Dyspnea, intermittent cough, chest tightness,
wheezing
What is pneumonia? An infection in the lungs causing fever, cough,
increased secretions, and difficulty breathing
What is atelectasis? Blockage or collapse of air passages in at least one
lobe of the lungs
What are common interventions for Encouraging incentive spirometry, cough/deep
preventing atelectasis? breathing exercises, pain control
What is the purpose of a pulmonary To assess lung function and capacity
function test?
What does forced vital capacity (FVC) The amount of air that can be forcefully exhaled after
measure? maximal inhalation
What is a normal FVC value for adults? Approximately 4L
What does the arterial blood gas Oxygenation and acid-base balance in the blood
(ABG) test assess?