3 Questions
What is the main difference between a small artery and an arteriole?
The internal elastic tunica intima membrane (IEM) is always present in the small artery but may or may not be present in the arteriole
What is the tunica adventitia?
A thin, ill-defined sheath of connective tissue that blends with the connective tissue in which small arteries and arterioles travel
What is the difference between the endothelium in small arteries and arterioles compared to other arteries?
Gap junctions may be found between endothelial cells and the smooth muscle cells of the tunica media
Test your knowledge of small arteries and arterioles with this quiz on Cardio-histo L3. Learn about the internal elastic tunica intima membrane (IEM) and the similarities and differences in endothelium between small arteries and arterioles. Challenge yourself to identify gap junctions under the electron microscope. Perfect for students of anatomy and physiology.
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