Large veins of the thorax
Right brachiocephalic vein: formed at the root of the neck by the
union of the right subclavian & the right internal jugular veins.
Left brachiocephalic vein: has a similar origin. It passes
Faculty of medicine
Clinical scenario - 1
A 54-year-old woman complaining of a sudden
excruciating, knifelike pain in the front of her chest was
seen by a physician.
During examination, she said that, she could also feel the
pain in h
Anterior Chest Wall marks
Clavicle subcutaneous throughout its entire length, easily
palpated. It articulates at its lateral end with the acromion
process of the scapula & its medial end with the sternum.
The suprasternal notch is the sup
The Thoracic Wall
Clinical case with thoracic Injury
A 20 yr-old man was a victim of a shooting accident.
On examination, the px showed signs of severe
hemorrhage and was in a state of shock. His pulse
was rapid and his BP was very low.
The diaphragm is a thin musculo-tendinous
structure that fills the inferior thoracic aperture
and separates the thoracic cavity from the
It is the Primary muscle of respiration.
It is a Dome shaped muscle that consists of a per
Trachea , Lungs
Mechanism of Respiration
trachea is a mobile cartilaginous and membranous tube.
This fibroelastic tube is kept opened by 1620 U or C- shaped bars
(rings) of hyaline cartilage embedded in its wall. Its posterior free
ends are co
Faculty of medicine - IUG
Definition: Fibro-serous sac that encloses the
heart and the roots of great vessels
Restrict excessive movements of the heart.
Serve as lubricated container
Lies within the middle mediast
Heart 3- Final
Coronary artery disease
Myocardium blood supply comes from Rt & Lt
Despite the many anastomoses, still, the arteriolar
level of the coronaries are essentially functional end
A sudden block of one of the large
Faculty of medicine
Conducting system of the heart
Heart contracts rhythmically at 70-90 beats/min
Atria contracts first & together followed by ventricles together
Slight delay in the passage of impulse from atria to ventricle