Kyle's Thorax Anatomy
Anatomy
Thorax, lungs, heart
Sample Data
| Front | Describe the main branches of the 2 subclavian arteries and what they perfuse. |
| Back | The 2 subclavian arteries branch off into several smaller vessels including the:Thyrocervical trunk: Supplies thyroid,
tissues of the neck, shoulder, and upper
back 'T' for Thyroid and 'T' for Traps (aka upper back)Internal thoracic arteries: Supplies the
pericardium and anterior wall of the
chest'I' for Into the Inner chestVertebral arteries: Supplies the posterior part of the brain including the cerebellum and the brain stem and
spinal cord. 'V' for Vertical The vertebral artery is the 1st vessel that branches off of the right subclavian artery. It, and it's partner on the left side, travel up through the transverse foramen of the cervical vertebrae and into the skull through the foraman magnum.Axillary arteries: Supplies
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| Front | How many bronchopulmonary segments does each lung have? |
| Back | The right lung has 10 bronchopulmonary segmentsThe left lung has 8 or 9 bronchopulmonary segments |
| Front | Describe the pericardial sac. |
| Back | The heart is surrounded by a pericardial sac which has 2 main layers:An outer fibrous pericardium An inner serous pericardium, which also 2 layers: An inner visceral layer (also called epicardium) which is attached to the surface of the heartAn outer parietal layer which is fused to the inside of the fibrous pericardiumThe space between the 2 serous layers is called the pericardial cavity and it contains pericardial fluid.
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