University:
Boston University
Course:
GMS MI 823 | Special Topics in Microbiology
Academic year:

2022
Views:

361

Pages:

3
Author:

5CelestialChronicle

THORAX #Thoracic cage upper - part of trunk... osteo-cartilagenous Cage.... Conical in shape... opening inlet: Connect the neak and thorax... ending outlet Connect abdomin * Formed of:- Ribs (12) * Typicalair Atypical 12th 49th th on each side costartilage sternum *7inches Long (17.5 cm) 3part upper Manbrium Hiddle body Lewer xiphoid process * flat bone *anterior median thoracic Vertebrae (12) **Typical From 2 to 9th *Atypical 15, 20th 11th 12th "posterior" Stemum :- articulates with upper 7th costal cartilage +Medial of clavical Manubrium: 2 inches 5cm articulates with Body of sternum Manubriosternal joint_ clavical yst costad sternoclaviculario primary cartilaginous.. of and costal cartilage secondary.cus. upper part of cartilaginous... 2 surface... 4 Borders.. - upper border- sternal notch Jugular notch can be palpated -Lateral border- articulatest coastal cartilage clavicular notch eithe side of Suprastemal notch Stermomastoid Pectoralis Major articulates With 2nd cartilagosta upper half" Lower border articulats with body -form Junction calld sternal angle" anterior surface Muscle attachment for "S+P stemo- hyoid Sternoroid "upper half related to 3 Branches of the arch of Aorta Lower half brachiocephalic 2 Lt. Common carotida 13) Lt subclavina *Crossed by Brachiocephalic vein related to arch of Aorta posterior surface *Body: 4 inches Long articulates with more brin manubrium "Munubrio sternal joint" Lower part 3rd 7th process "xiphisternal joint" of and castal cartilage 7th "secondary cartilagnaus +origin to pectoralis Major Anterior surface. origin to Sterno Costastalis posterior surface. *xiphoid process:- 1 inche Long... smallest part of Hanubrium.. insertion to rectus abdominis -Anterior surface- origin to diaphragm - posterior surface-