Q1.Describe the boundaries and major structures of the thoracic cavity. Q2. What are the main functions of the lungs? Q3. Define a bronchopulmonary segment and explain its clinical importance in lung surgery. Q4. Outline the external features of the heart and name its four chambers. Q5. Draw and label the human lungs. Q6. Describe the involved in the clinical examination of the respiratory system. Q7. Write short notes on ECG. 1. Write short notes on Angiography and Pigeon chest. Q7. Write short notes on Doppler and funnel chest. 1. Write short notes on XRAY.Q1.Describe the boundaries and major structures of the thoracic cavity. Q2. What are the main functions of the lungs? Q3. Define a bronchopulmonary segment and explain its clinical importance in lung surgery. Q4. Outline the external features of the heart and name its four chambers. Q5. Draw and label the human lungs. Q6. Describe the involved in the clinical examination of the respiratory system. Q7. Write short notes on ECG. 1. Write short notes on Angiography and Pigeon chest. Q7. Write short notes on Doppler and funnel chest. 1. Write short notes on XRAY.