cvs - anatomy
DESCRIPTION
www.medicinemcq.comTRANSCRIPT
www.medicinemcq.com 1
Weight of the heart
280–340 g in males.230–280 g in females.
www.medicinemcq.com 2
www.medicinemcq.com 3
www.medicinemcq.com 4
www.medicinemcq.com 5
www.medicinemcq.com 6
7
ROTATION
The heart rotates 45 degrees during development.
Two thirds of RA and RV face anteriorly.
Two thirds of LV and most of LA face posteriorly.
www.medicinemcq.com
www.medicinemcq.com 8
www.medicinemcq.com 9
www.medicinemcq.com 10
LA
Lies behind the RA. Hidden by the ascending aorta
and pulmonary trunk. X-ray chest
Small part of the left appendage forms part of the left heart border.
www.medicinemcq.com 11
www.medicinemcq.com 12
Anterior surface
RV - forms most of the anterior aspect.
Most of the left heart is posterior.
Covered in front by the right heart.
www.medicinemcq.com 13
Base of the heart
Upper border of the heart Great vessels are attached.
LA Forms most of the base of the heart.
www.medicinemcq.com
www.medicinemcq.com 14
www.medicinemcq.com 15
Posterior aspect of the heart Left atrium - forms most of the posterior aspect
of the heart. Enlarged LA
May compress the esophagus Produce dysphagia
Thrombi in the LA Transesophageal echocardiography.
For rest of the slides, visit www.medicinemcq.com > Cardiogy