The Heart Dissection. The Heart. Pocket Valve. Right Atrium. Left Atrium. Atrio-Ventricular Valve. Left Ventricle. Tendons. Right Ventricle. Septum. Aorta. Pulmonary Artery. Stick two fingers into Aorta and Pulmonary Artery. Septum. Find Aorta and Pulmonary Artery.
The Heart Dissection
Stick two fingers into Aorta and Pulmonary Artery
Find Aorta and Pulmonary Artery
Feel for Septum between fingers
Step 2: Change angle of scalpel blade, and cut down chambers on one side of heart.
Step 3: Change angle of scalpel blade again, and cut down into chambers on other side of heart, freeing septum
Step 1: CAREFULLY cut down into septum (About 5mm)
Step 4: Open up heart
Cross section of Heart
CAUTION! Scalpels are designed for cutting flesh – be VERY careful with them.
Chamber of Heart
…if you feel queasy, go outside and take a few deep breaths.
How can you distinguish the left ventricle from the right ventricle?
Make a LABELLED drawing of what you observe