Cardiovascular2 MIT
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| show | 7000 L
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| show | 300g
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| What percentage of the 5L of blood is in the pulmonary circuit? | show 🗑
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| What percentage of the 5L of blood will be in the systemic circuit? | show 🗑
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| show | 2-5mmHg
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| show | 5-25mmHg
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| show | 5-8mmHg
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| show | 8-120mmHg
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| What is the function of the auricle? | show 🗑
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| show | Gut -> Liver has Hepatic Portal veins
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| The Auricle has a smooth interior. True or false? | show 🗑
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| In the anterior view, which is more posterior? The pulmonary trunk or the aorta | show 🗑
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| What is the largest vein in the body | show 🗑
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| show | Aorta
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| show | 3:1
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| Peak pressure ratio in the ventricles | show 🗑
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| What closes the Ventricular outlet valves? | show 🗑
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| show | Inferior and anteriorally to the left
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| show | Left
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| What forms the right border of the heart? | show 🗑
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| show | Right ventricle
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| show | Left Ventricle
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| What is the pericardium | show 🗑
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| show | fibrous pericardium
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| What are the walls of the pericardium comprised of? | show 🗑
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| show | A thin film of fluid in the pericardium space allows the visceral and parietal pericardium to slide without friction as the heart beats
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| show | Death of tissue (lack of oxygen)
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| show | False. Only Myocytes contract. Purkinjke fibres are part of the conduction system of the heart.
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| show | 1) Atrial muscle layer is thin
2) There are no valves where the pulmonary vein enter so there is nothing to prevent backflow
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| show | Endothelium, Basement membrane, Internal elastic lamina
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| show | Tunica Media
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| What is the role of smooth muscle fibres in the tunica media? | show 🗑
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| What 2 layers does an Artery have that is not present in the vein? | show 🗑
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| show | Limits blood flow and thus reduces blood loss when the vessel is damaged.
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| Elastic Arteries primary function | show 🗑
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| In Muscular arteries, smooth muscle is approximately __/__ of the total mass, making the walls very ______ | show 🗑
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| Muscular arteries have as many as ___ layers of smoothmuscle compared to smaller arteries who have less than 3 | show 🗑
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| Which of the arteries are good at directing blood flow? | show 🗑
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| show | The control of blood flow into capillary beds
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| Which of the vessels have the largest tunica media relative to their size? | show 🗑
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| show | Thin walls (Single layer of epithelium) which enable exchange of gases, nutrients and wastes.Leaky.
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| What is NOT present in capillaries? | show 🗑
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| show | Connective tissue cells
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| show | Low pressure vessels that drain capillary beds.
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| Veins function | show 🗑
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| show | Lack of valve function resulting in pooling of blood.
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| Where do coronary arteries arise? | show 🗑
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| Ischemia | show 🗑
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| Angina | show 🗑
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| Anastomoses | show 🗑
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| Dilated cardiomyopathy is caused by? | show 🗑
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| show | Left ventricle due to high pressure
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| Mitral regurgitation causes what to happen in the pulmonary capillaries? | show 🗑
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| show | Very Large
Many sheets of elastin
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| show | Distribute blood at High Pressure (medium in lungs)
Controls Rate of blood flow by changing RADIUS
MANY layers of smooth muscle (40)
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| Arteriole distinction | show 🗑
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| Capillary distinction | show 🗑
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| Venule Distinction | show 🗑
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| show | Thin walled (but similar to muscular artery)
Compliant, can act as reservoirs
(64%)
Only vessel with valves
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| Coronary arteries distinction | show 🗑
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