Human Circulatory System and Blood Components

Play an AI-generated podcast conversation about this lesson

What are the components of blood?

Plasma and red blood cells

Plasma and platelets

Plasma, red blood cells, and white blood cells (correct)

Plasma and white blood cells

Which component of blood is responsible for transport of gases?

Red blood cells (correct)

Plasma

White blood cells

Platelets

What is the rhythmic throbbing of arteries when blood is pumped by the heart called?

Blood pressure

Heartbeat

Arterial rhythm

Pulse (correct)

What is the healthy systolic blood pressure in millimeters of mercury (mm Hg)?

120 Signup and view all the answers

Which type of blood vessels carry blood away from the heart?

Arteries Signup and view all the answers

What problem arises when cholesterol and lipids accumulate in blood vessels, causing narrowing and decreased elasticity?

Atherosclerosis Signup and view all the answers

What occurs during a stroke?

Blockage or rupture of a blood vessel in the brain Signup and view all the answers

What happens during a heart attack?

Damage to heart muscle cells due to insufficient food supply Signup and view all the answers

What problem arises when the heart is too weak to pump sufficient blood to meet the body’s needs?

Heart failure Signup and view all the answers

What is the role of platelets in the blood?

Involved in blood clotting Signup and view all the answers

What component of blood contains dissolved substances such as water, minerals, proteins, and carbohydrates?

Plasma Signup and view all the answers

The narrowing or constriction of blood vessels that increases pressure is known as:

Hypertension Signup and view all the answers

What is the function of white blood cells (WBCs) in the body?

Production of antibodies to fight infections Signup and view all the answers

Which blood disorder is characterized by a mutation in hemoglobin leading to the production of deformed red blood cells?

Sickle cell anemia Signup and view all the answers

What is the primary role of platelets in the blood?

Assisting in the formation of blood clots Signup and view all the answers

What is the name for the rhythmic throbbing of arteries when blood is pumped by the heart?

Pulse Signup and view all the answers

What occurs when cholesterol and lipids accumulate in blood vessels, causing narrowing and decreased elasticity?

Atherosclerosis Signup and view all the answers

Which type of blood vessels carries blood away from the heart?

Arteries Signup and view all the answers

What is the healthy diastolic blood pressure expressed in millimeters of mercury (mm Hg)?

80 mm Hg Signup and view all the answers

Which type of circulation is responsible for carrying deoxygenated blood from the heart to the lungs and returning oxygenated blood back to the heart?

Pulmonary circulation Signup and view all the answers