MDC III Exam 2 Study Guide: Respiratory Disorders
EXAM 2025 COMPLETE EXAM QUESTIONS AND
ACCURATE ANSWERS |ALREADY PASSED!!
Gas Exchange - (answers)Oxygen and carbon dioxide transport via ventilation and
diffusion.
Perfusion - (answers)Arterial blood flow from heart to tissues.
Central Perfusion - (answers)Oxygenation of major body organs by blood.
Peripheral Perfusion - (answers)Blood flow to peripheral tissues from heart.
Lung Sounds - (answers)Normal breath sounds indicating respiratory health.
Bronchial Sounds - (answers)Heard over larger airways near sternum.
Broncho Vesicular Sounds - (answers)Softer sounds between 1st and 2nd
interspaces.
Vesicular Sounds - (answers)Normal sounds over most lung fields.
Adventitious Sounds - (answers)Abnormal lung sounds indicating respiratory
issues.
,Rales - (answers)Crackling sounds from fluid in smaller airways.
Ronchi - (answers)Snoring sounds from mucus in larger airways.
Wheeze - (answers)High-pitched sound from bronchial restriction.
Course Crackles - (answers)Lower pitched sounds cleared by coughing.
Stridor - (answers)High-pitched sound from upper airway obstruction.
Respiratory Distress Signs - (answers)Cyanosis, accessory muscle use, and tripod
positioning.
ABG Normal Ranges - (answers)pH: 7.35-7.45, PaCO₂: 35-45, HCO₃: 21-28.
Acidosis - (answers)Blood pH below normal range.
Alkalosis - (answers)Blood pH above normal range.
Respiratory Acidosis - (answers)Decreased pH with increased CO₂ levels.
, PaO₂ Normal Range - (answers)Normal levels are 80-100 mmHg.
SpO₂ Normal Range - (answers)Normal oxygen saturation is at least 95%.
Head and Neck Cancer - (answers)Squamous cell carcinoma, slow-growing,
curable if early.
Hyperventilation - (answers)Causes respiratory alkalosis due to excessive
breathing.
Metastasis - (answers)Spread of cancer to lymph nodes and bones.
Risk Factors - (answers)Conditions increasing likelihood of developing cancer.
Tobacco Use - (answers)Primary risk factor for various cancers.
Chronic Laryngitis - (answers)Long-term inflammation of the larynx.
Oral HPV - (answers)Human Papillomavirus linked to oral cancers.
Symptoms (S/S) - (answers)Clinical signs indicating disease presence.
EXAM 2025 COMPLETE EXAM QUESTIONS AND
ACCURATE ANSWERS |ALREADY PASSED!!
Gas Exchange - (answers)Oxygen and carbon dioxide transport via ventilation and
diffusion.
Perfusion - (answers)Arterial blood flow from heart to tissues.
Central Perfusion - (answers)Oxygenation of major body organs by blood.
Peripheral Perfusion - (answers)Blood flow to peripheral tissues from heart.
Lung Sounds - (answers)Normal breath sounds indicating respiratory health.
Bronchial Sounds - (answers)Heard over larger airways near sternum.
Broncho Vesicular Sounds - (answers)Softer sounds between 1st and 2nd
interspaces.
Vesicular Sounds - (answers)Normal sounds over most lung fields.
Adventitious Sounds - (answers)Abnormal lung sounds indicating respiratory
issues.
,Rales - (answers)Crackling sounds from fluid in smaller airways.
Ronchi - (answers)Snoring sounds from mucus in larger airways.
Wheeze - (answers)High-pitched sound from bronchial restriction.
Course Crackles - (answers)Lower pitched sounds cleared by coughing.
Stridor - (answers)High-pitched sound from upper airway obstruction.
Respiratory Distress Signs - (answers)Cyanosis, accessory muscle use, and tripod
positioning.
ABG Normal Ranges - (answers)pH: 7.35-7.45, PaCO₂: 35-45, HCO₃: 21-28.
Acidosis - (answers)Blood pH below normal range.
Alkalosis - (answers)Blood pH above normal range.
Respiratory Acidosis - (answers)Decreased pH with increased CO₂ levels.
, PaO₂ Normal Range - (answers)Normal levels are 80-100 mmHg.
SpO₂ Normal Range - (answers)Normal oxygen saturation is at least 95%.
Head and Neck Cancer - (answers)Squamous cell carcinoma, slow-growing,
curable if early.
Hyperventilation - (answers)Causes respiratory alkalosis due to excessive
breathing.
Metastasis - (answers)Spread of cancer to lymph nodes and bones.
Risk Factors - (answers)Conditions increasing likelihood of developing cancer.
Tobacco Use - (answers)Primary risk factor for various cancers.
Chronic Laryngitis - (answers)Long-term inflammation of the larynx.
Oral HPV - (answers)Human Papillomavirus linked to oral cancers.
Symptoms (S/S) - (answers)Clinical signs indicating disease presence.
