Circulatory System I: Anatomy and Phlebotomy

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What is the primary function of the circulatory system?

To collect blood for laboratory analyses

To enumerate the steps in blood coagulation

To differentiate between arteries and veins

To transport blood to all parts of the body (correct)

What is the term for the collection of blood from veins for laboratory analyses?

Antecubital fossa

Venepuncture (correct)

Phlebotomy

Blood coagulation

What is the name of the area where blood is commonly extracted for laboratory analyses?

Lymphatic vessels

Antecubital fossa (correct)

Heart

Circulatory system

What is the term for the collection of blood from the body for laboratory analyses?

Phlebotomy Signup and view all the answers

How many major components does the circulatory system consist of?

5 Signup and view all the answers

What is another name for the circulatory system?

Cardiovascular system Signup and view all the answers

What is the primary function of the lymphatic system?

To provide a defense mechanism against disease and drain excess fluid from tissue spaces Signup and view all the answers

Which of the following is NOT a component of the cardiovascular system?

Liver Signup and view all the answers

Which valve does oxygenated blood pass through to enter the left ventricle?

Mitral valve Signup and view all the answers

Where does gas exchange occur in the lungs?

Alveoli Signup and view all the answers

What percentage of blood is typically composed of red blood cells?

55% Signup and view all the answers

Which of the following veins carries deoxygenated blood from the body to the right atrium?

Superior and inferior vena cava Signup and view all the answers

What is the function of the atria in the heart?

To receive blood from the veins Signup and view all the answers

What is the primary function of hemostasis in the body?

To control the flow of blood following vascular injury Signup and view all the answers

What is the primary role of fibrinogen in the coagulation process?

To stimulate platelet activation Signup and view all the answers

What is the term for the process of platelet activation and clumping?

Aggregation Signup and view all the answers

What is released by activated platelets to stimulate additional platelet activation?

ADP and TXA2 Signup and view all the answers

What is the first phase of the hemostasis process following vascular injury?

Vascular constriction Signup and view all the answers

What is the primary site for the exchange of materials between the circulatory system and tissues?

Capillaries Signup and view all the answers

What is the color of arterial blood due to the large amount of oxygen it carries?

Bright red Signup and view all the answers

Which type of blood vessels carry blood towards the heart?

Veins Signup and view all the answers

What is the reverse of the systemic circulation in the pulmonary circulation?

Arteries contain deoxygenated blood Signup and view all the answers

What is the purpose of the blood drawn from the veins for routine tests?

For routine medical tests Signup and view all the answers

What is the overlap between the lymphatic circulation and the circulatory system?

Functions of the Lymphatic System Signup and view all the answers

What is the primary function of clot formation in response to tissue injury?

To prevent bleeding Signup and view all the answers

What is the difference between a white thrombus and a red thrombus?

The presence of red blood cells Signup and view all the answers

What is the role of plasmin in the process of hemostasis?

To dissolve the clot Signup and view all the answers

What is the significance of the intrinsic pathway under normal physiological conditions?

It has low significance Signup and view all the answers

What is the outcome of the convergence of the intrinsic and extrinsic pathways?

The formation of a fibrin clot Signup and view all the answers

What is the role of hyperlipidemia in the generation of atherosclerosis?

It promotes the formation of atherosclerosis Signup and view all the answers