Anatomy Flashcards
The shape of the diaphragm
Inverted J shape
What is diaphragm nerve supply and its origin?
-phrenic nerve
-c3,c4,c5
(Notes: c3, 4 and 5 keeps the diaphram alive)
List down the openings on the diaphragm
-caval
-esophageal
-aortic
What makes the central portion of the diaphragm
Tendinous
What makes the outer portion of the diaphragm
Muscular
_____ is 1/2 space higher than the ____
A. right and left
B. left and right
right is 1/2 space higher than the left
What are the origins of the diaphram
-sternal head
-costal head
-veterbral (lumbar) head
Regarding the costal head, what number of ribs and costal cartilages do it takes the origin from?
The lower 6 ribs and costal cartilages
Regarding the lumbar head, what structures arise from it?
-left and right crura
-arcuate ligament
What is the insertion of diaphragm
Central tendon
The origin of the right crura
L1-3
The origin of left crura and what is its character
-L1-2
-shorter
How many arcuate ligaments do the diaphragm has?
-4 arcuate ligaments;
2 median arcuate ligaments
2 lateral arcuate ligaments
What is the function of the 1st median arcuate ligament and its location
-it connects the two cruras
-T12
What is the attachment of the 2nd median arcuate ligament
from the the 2nd lumbar veterbra to the tranverse process of the 1st lumbar veterbra