AUGUST 2017 Sub.Code :2613
B.Sc. RESPIRATORY THERAPY
SECOND YEAR
PAPER III DIAGNOSTIC TECHNIQUES IN CARDIO
RESPIRATORY DISEASES
Q.P. Code: 802613
Time: Three Hours Maximum 100 Marks
Answer All questions
I. Elaborate on: x 10 30)
1. Electrocardiography Features of a Normal waveform and Steps in Interpretation.
2. Body Plethysmography Technique and Significance.
3. Anion gap Definition, Causes, High Anion Gap Acidosis, Mixed Anion Gap
Acidosis and Non Anion Gap acidosis.
II. Write Notes on: x 5 40)
1. Steps in Interpreting Arterial Blood Gas Report.
2. Abnormal waveforms of a Capnography and Treatment.
3. Gas Dilution Techniques for Measuring Functional residual capacity.
4. Diagnostic Criteria and Management of Obstructive Sleep Apnea.
5. Transthoracic ECHO and Probe positions.
6. Pressure Volume Loop.
7. Henderson Hasselbach Equation.
8. Pitfalls of Pulseoximetry.
III. Short Answers on: (10 x 3 30)
1. Clinical Monitoring during Treadmill.
2. Volume Time Graph.
3. Spontaneous Mode, Continuous Positive Airway Pressure Mode, Continuous
Positive Airway Pressure Pressure Support Mode.
4. Precautions to be taken before Magnetic Resonance Imaging.
5. A 25 year old man with no significant past medical history presents to EMR with H/O
fever x 2 days, productive cough and worsening dyspnea. His ABG pH 7.50. pCO2
28.1 mmHg, pO2 57.8 mmHg, HCO3 23.9 mmol/l.
6. A 34 year old morbidly obese female with a BMI of 49 has an ABG taken as a part of her
preoperative assessment for weight reduction surgery. Her ABG pH 7.38, pCO2 54.8
mmHg, pO2 72.2 mmHg, HCO3 23 mmol/l, BE 3.8, SpO2 96%.