The diaphragm and respiratory movement Flashcards
What are the main parts of the diaphragm? (5)
Central tendon
Right dome
Left dome
Right crus
Left crus
What are the three openings (hiatuses) in the diaphragm for?
Vena cava
Aorta
Oesophagus
Which dome lies more superior during normal expiration?
Right dome
Why is the right dome higher than the left?
Due to the liver
Which vertebrae is the right crus attached to?
L1 to L3
Which vertebrae is the left crus attached to?
L1 to L2
When the diaphragm contracts do the domes descend or ascend?
Descend
What is the shape of the central tendon?
Cloverleaf
What are the attachments of the diaphragm?
1 central tendinous and 4 peripheral bony attachments
Which tendon is the diaphragm attached to?
Central tendon
Which costal cartilages is the diaphragm attached?
7 to 10
(and direct attachment to 11/12)
Which part of the sternum is the diaphragm attached?
Xiphoid process
Which vertebrae is the diaphragm attached?
L1 to L3
At what vertebral level is the inferior vena cava hiatus located?
T8
At what vertebral level is the oesophageal hiatus located?
T10