Thoracic Anatomy and Respiratory Function Quiz

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Questions and Answers

Which valves lie behind the body of the sternum?

Heart Valves (correct)
Cuspid valves
Valve Arrangement
Semilunar Valve

What do the cusps of the valves attach to?

Heart chambers
Valve Arrangement
Papillary muscles
Chordae tendineae (correct)

What passes anterior to the lung root?

Right and left vagus nerves
Right and left phrenic nerves (correct)
Coronary arteries
Heart chambers

What passes posterior to the lung root?

Right and left vagus nerves (D) Signup and view all the answers

What is the embryological origin of the great vessel?

Superior mediastinum (D) Signup and view all the answers

Which nerves are related to the heart chambers?

Right and left vagus nerves (C) Signup and view all the answers

What is the function of the coronary arteries?

To supply blood to the heart (D) Signup and view all the answers

What is the source of information for this content?

Gray's Anatomy for Students (2nd Ed) (B) Signup and view all the answers

What lies behind the body of the sternum?

Heart Valves (B) Signup and view all the answers

Q1. What is the function of the visceral pleura?

All of the above (D) Signup and view all the answers

Q2. Which muscles are necessary for forced exhalation?

Internal intercostals (C) Signup and view all the answers

Q3. Which ribs articulate through two facets?

Ribs 2-9 (C) Signup and view all the answers

Q4. What is the function of the diaphragm?

To aid in inspiration (C) Signup and view all the answers

Q6. What is the role of the lymphatics in the thoracic cage?

To drain lymphatic fluid (A) Signup and view all the answers

Q7. What is the purpose of the fibrous pericardium?

To attach to the outer surface of the serous pericardium (D) Signup and view all the answers

Q8. Which chambers of the heart are considered pumping chambers?

Ventricles (B) Signup and view all the answers

Q9. What is the function of the semilunar valves?

To regulate blood flow between the ventricles and major arteries (A) Signup and view all the answers

Q10. What is the final orientation of the heart important for?

Controlling the direction of blood flow (A) Signup and view all the answers

Which of the following is NOT one of the learning objectives mentioned in the text?

Describe the anatomy of the heart (B) Signup and view all the answers

Which region is discussed in the lecture immediately after the thorax?

Neck (C) Signup and view all the answers

What is the name of the muscle that separates the thoracic cavity from the abdominal cavity?

Diaphragm (D) Signup and view all the answers

Which nerve innervates the diaphragm?

Phrenic nerve (B) Signup and view all the answers

How many pleural cavities surround the lungs?

Two (D) Signup and view all the answers

What is the function of the parietal pleura?

To line the thoracic wall (D) Signup and view all the answers

Which of the following is NOT a function of the diaphragm?

Pumps blood to the body (A) Signup and view all the answers

Which structure is NOT contained within the thoracic cage?

Spleen (B) Signup and view all the answers

What is the name of the structure that contains the root of the lung?

Hilum (B) Signup and view all the answers

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