Cardiovascular System Flashcards
What ARTERIES are the only artery to carry deoxygenated blood?
Pulmonary arteries
What VEINS are the only vein to carry oxygenated blood?
Pulmonary veins
How many serperate arteries does the pulmonary artery split into for the right lung?
3 (1 for each of the right lungs 3 lobes)
How many serperate arteries does the pulmonary artery split into for the left lung?
2 (2 for each lobe)
What part of the aorta are the coronary arteries located?
Proximal ascending aorta
Where is the Popliteal artery located?
Back of knee
Where is the Carotid artery located?
Major vessels in the neck up to the head
Where is the Jugular vein located?
In the neck drains blood from the head
Where is the Cephalic vein located?
In the arm lateral to the Brachial vein
Where is the Basilic vein located?
In the arm medial to the Brachial vein
Where is the Saphenous vein located?
Back of calf
Where is the Peroneal vein located?
Calf
What’s the layers of Arteries & Veins?
Tunica Externa (Outermost layer) Tunica Media Tunica Intima (Innermost layer)
What’s another name for Tunica externa?
Tunica adventitia
What’s another name for Tunica Intima?
Tunica Interna
What’s Tunica Intima made from?
Endothelial & Sub-endothelial cells
Which layer of blood vessels allows dilation and constriction?
Tunica Media
What’s Tunica Externa made from?
Elastic & collagen fibres
What’s Tunica Media made from?
Elastic & connective tissue
Do arteries or veins have a larger lumen?
Veins
Is the Tunica media larger in arteries?
Yes
Is the Tunica externa larger in arteries?
Yes
Is the Tunica Intima larger in arteries?
No (Same size in both)
What layers do Arterioles consist of?
Tunica media & endothelial layer
What layers do Venules consist of?
Consist of Tunica externa & endothelial layer
What layers do Capillaries consist of?
Made of just the endothelial layer and a basement membrane
How many pints of blood does an average man and women have?
Average man has 12 pints
Average woman has 9 pints
What’s another name for Red blood cells?
Erythrocytes
What’s the size of Erythrocytes (red blood cells)?
7-8µm diameter
What’s another name for White blood cells?
Leukocytes
What’s the name of the most common type of White blood cell?
Neutrophil (55-70%)
What’s another name for Platelets?
Thrombocytes
What’s the size of Platelets (Thrombocytes)?
2-3 µm diameter
What is Cardiac Output?
Volume of blood pumped out by heart in 1 minute
Name the 2 parts of the cardiac cycle which the heart goes through?
Systole
Diastole
What is Diastole?
Heart is relaxed and refills with blood after the emptying is done during systole
What is Systole?
When the heart contracts and ejects the blood from the heart into the aorta and pulmonary trunk.
What is Venography?
Imaging of veins
What is Angiography?
Imaging of vessels generally (including
arteries)
