Autonomic Innervation — Flashcards

Flashcard 1: The phrenic nerve supplies _____ fibres to the mediastinal pleura, pericardium and diaphragmatic peritoneum

Answer: sensory

Flashcard 2: Intercostobrachial nerve is a branch of _____ intercostal nerve.

Answer: 2nd

Flashcard 3: _____ diaphragmatic pleura is innervated by phrenic nerve and the pain is referred to the lateral neck and supraclavicular region

Answer: Mediastinal and central

Flashcard 4: Vagus nerve passes _____ to the hilum of the lung.

Answer: posterior

Flashcard 5: Structures passing through the esophageal hiatus (3)

Answer: 1. Esophagus 2. Vagal trunks (Anterior and Posterior) 3. Esophageal branches of left gastric vessels

Flashcard 6: The _____ nerve travels with the lateral thoracic artery through the axilla/lateral thorax

Answer: long thoracic

Flashcard 7: The skin over the xiphoid process is innervated by the thoracic spinal nerve from _____.

Answer: T7

Extra: Standard Dermatome Landmarks: - T4: Nipple line - T7: Xiphoid process - T10: Umbilicus - L1: Inguinal ligament / Pubic symphysis

Flashcard 8: _____ passes anterior to the scalene tubercle of the 1st rib.

Answer: Subclavian vein

Flashcard 9: The carina is _____ to ascending aorta and _____ to descending aorta

Answer: posterior

Flashcard 10: What are the major structures related to the mediastinal surface of the right lung?

Answer: 1. Heart (Right atrium) 2. Superior Vena Cava (SVC) 3. Inferior Vena Cava (IVC) 4. Azygos vein and its arch 5. Esophagus 6. Trachea 7. Right Phrenic and Vagus nerves

Extra: The mediastinal surface of the right lung is in contact with several key structures. The Azygos vein is a characteristic relation as it arches over the root of the right lung to drain into the SVC. The right atrium forms a large cardiac impression anterior to the hilum.