Dissection Flashcards
1
Q
How to identify arteries
A
Thick + rubbery
2
Q
How to identify veins
A
Thinner
3
Q
Where to cut in a heart dissection
A
cut along lines to look inside the left ventricle, and use scissors to cut through the wall of the left atrium. Follow the cut down to the apex of the left ventricle.
similar cut down the right side of the heart to open up the right atrium and ventricle.
4
Q
How to dissect a plant
A
On a white tile, use a scalpel to cut a cross-section of a stem. Cut the sections as perpendicular to the length of the stem as possible and as thinly as possible.
- Use tweezers to gently place the transverse sections in tap water for 2 minutes (or until it’s time to use them). This stops them from drying out.
- Set up the microscope
5
Q
State an observable difference between veins + arteries
A
Walls of arteries are thicker / veins have valves + larger lumen
