Histology Flashcards
Name the three layers of the blood vessels
Tunica intima
Tunica media
Tunica adventitia
What is the tunica intimate made of?
Squamous epithelial cells = endothelial cells
What is the tunica media made of?
Muscle
What is the tunica adventitia made of?
Connective tissue
What is the name of the vascular supply to the elastic arteries?
Vasa vasorum
What separates the tunica media and adventitia?
External elastic membrane
What are pericytes?
Connective tissue cells that can contract
Name the three types of capillaries
Continous
fenestrated
Sinusoidal
Which type of tunica are valves in the veins an extension of?
Intima
Which type of tissue make up the valves in the heart?
Endocardium
What are the features of the endocardium?
Endothelium
Basal Lamina
Collagen fibres
Dense connective tissue
What is the structure of the myocardium?
Contractile cardiac muscle fibres
What is the epicardium made of?
Mesothelium
Basal lamina
Connective tissue
What is the serous pericardium made up of?
Simple squamous epithelium
Are there any blood vessels in the heart valves?
No
