Circulatory System: Structure and Function for Sports Massage

Question 1

Which of the following is NOT a primary function of the circulatory system?

Accepted Answer

Generating nerve impulses

Answer

Transporting oxygen and nutrients to cells

Answer

Removing waste products from the body

Answer

Regulating body temperature

Question 2

The heart's left ventricle pumps blood to the:

Accepted Answer

Body's tissues and organs

Answer

Lungs for oxygenation

Answer

Brain and spinal cord

Answer

Liver for detoxification

Question 3

The type of muscle that makes up the heart is called:

Accepted Answer

Cardiac muscle

Answer

Skeletal muscle

Answer

Smooth muscle

Answer

Involuntary muscle

Question 4

The term 'peripheral circulation' refers to blood flow in the:

Accepted Answer

Extremities and skin

Answer

Heart and lungs

Answer

Brain and spinal cord

Answer

Digestive system and abdominal organs

Question 5

Which of the following functions is NOT performed by the circulatory system during physical activity?

Accepted Answer

Synthesizing hormones

Answer

Transporting oxygen to muscles

Answer

Removing waste products

Answer

Regulating body temperature

Question 6

The heart valves prevent the backflow of blood into the ventricles by:

Accepted Answer

Closing during ventricular contraction (systole)

Answer

Closing during ventricular relaxation (diastole)

Answer

Maintaining a constant opening

Answer

Opening only during periods of exercise

Question 7

Which factor is NOT involved in determining blood pressure?

Accepted Answer

Blood vessel elasticity

Answer

Heart rate

Answer

Blood volume

Answer

Vessel diameter

Question 8

The sequence of events that occur during one complete heartbeat is known as the:

Accepted Answer

Cardiac cycle

Answer

Pulse rate

Answer

Electrocardiogram

Answer

Blood pressure cycle

Question 9

Which blood component is primarily responsible for carrying oxygen throughout the body?

Accepted Answer

Red blood cells

Answer

Plasma

Answer

White blood cells

Answer

Platelets

Question 10

The exchange of gases, such as oxygen and carbon dioxide, between the blood and body tissues takes place primarily in the:

Accepted Answer

Capillaries

Answer

Arteries

Answer

Veins

Answer

Lymphatic vessels

Question 11

Regular physical exercise leads to specific adaptations in the circulatory system. Which of the following is NOT an expected adaptation?

Accepted Answer

Reduced blood viscosity

Answer

Increased stroke volume

Answer

Reduced resting heart rate

Answer

Increased blood vessel diameter

Question 12

Which blood vessel carries oxygenated blood away from the heart to the body's tissues?

Accepted Answer

Artery

Answer

Vein

Answer

Capillary

Answer

Arteriole

Question 13

What is the name of the muscular organ responsible for pumping blood throughout the circulatory system?

Accepted Answer

Heart

Answer

Lungs

Answer

Liver

Answer

Brain

Question 14

Which of the following is NOT a primary function of the circulatory system?

Accepted Answer

Transmitting nerve impulses

Answer

Transporting oxygen and nutrients

Answer

Removing waste products

Answer

Regulating body temperature

Question 15

Which type of blood vessel has the thickest walls and narrowest lumen?

Accepted Answer

Artery

Answer

Vein

Answer

Capillary

Answer

Lymphatic vessel

Question 16

What is the name of the condition in which the blood vessels become inflamed and damaged?

Accepted Answer

Vasculitis

Answer

Atherosclerosis

Answer

Arteriosclerosis

Answer

Thrombosis

Question 17

What is the primary function of the lymphatic system in relation to the circulatory system?

Accepted Answer

To drain excess fluid from tissues and return it to the bloodstream

Answer

To transport nutrients and oxygen to cells

Answer

To remove waste products from the body

Answer

To regulate body temperature

Question 18

Which of the following is NOT a primary function of the circulatory system?

Accepted Answer

To produce insulin

Answer

To regulate body temperature

Answer

To transport nutrients, oxygen, and waste products

Question 19

Which type of blood vessel carries oxygenated blood away from the heart?

Accepted Answer

Artery

Answer

Vein

Answer

Lymphatic vessel

Answer

Capillary

Question 20

What is the name of the muscular organ that pumps blood throughout the body?

Accepted Answer

Heart

Answer

Lungs

Answer

Brain

Answer

Liver

Question 21

Which substance in the blood is responsible for carrying oxygen?

Accepted Answer

Hemoglobin

Answer

Glucose

Answer

Sodium

Answer

Plasma

Question 22

What is the term for the exchange of substances between the blood and the surrounding tissues?

Accepted Answer

Capillary exchange

Answer

Vasoconstriction

Answer

Vasodilation

Answer

Cellular respiration

Question 23

What is the role of the lymphatic system in relation to the circulatory system?

Accepted Answer

To collect excess fluid from tissues and return it to the bloodstream

Answer

To produce blood cells

Answer

To transport oxygen to the tissues

Question 24

Which type of circulation involves the flow of blood from the heart to the lungs and back?

Accepted Answer

Pulmonary circulation

Answer

Coronary circulation

Answer

Cerebral circulation

Answer

Systemic circulation

Question 25

What is the name of the condition characterized by abnormally high blood pressure?

Accepted Answer

Hypertension

Answer

Hypotension

Answer

Anemia

Answer

Leukemia