StructureFunction/ThoraxLecture1

From 1t0meds

· Thorax comes from "breast plate" ○ [Gr. thMrax] [TA] 1. chest: the part of the body between the neck and the thoracic diaphragm, encased by the ribs. 2. cavitas thoracis.

§ amazon thorax, a chest with only one mammary gland, or breast. § barrel-shaped thorax, barrel chest. § Peyrot's thorax, a chest that is obliquely oval; seen in large pleural effusions. § pyriform thorax, a pear-shaped thorax, large above, small below.

· Showed CT slice, color slide

· We become more oval in shape as we age, wrt chest wall · Story of tractor running over farmer; got hemmoraging of the eye because increased pressure of venous blood as tractor compressed contents of thorax and abdomen ○ BUT HE SURVIVED! ○ Chest wall constituents: bone, cartilage, joints, muscles

· Midline = median plane · Paramedian Plane: anywhere to the right or left of the median plane