Cardiovascular and Respiratory Systems Quizzes | Physical Education | Sixth Form

Question 1

How many chambers does the human heart have?

Accepted Answer

4

Answer

2

Answer

3

Answer

5

Question 2

What is the main function of the lungs?

Accepted Answer

To absorb oxygen and release carbon dioxide

Answer

To filter blood and remove waste products

Answer

To produce hormones and regulate body temperature

Answer

To store energy and release it when needed

Question 3

What is the term for the number of times the heart beats per minute?

Accepted Answer

Heart rate

Answer

Blood pressure

Answer

Stroke volume

Answer

Cardiac output

Question 4

What is the name of the protein in red blood cells that carries oxygen?

Accepted Answer

Hemoglobin

Answer

Myoglobin

Answer

Albumin

Answer

Globulin

Question 5

Which of the following is NOT a common symptom of heart disease?

Accepted Answer

Nausea and vomiting

Answer

Chest pain or discomfort

Answer

Shortness of breath

Answer

Fatigue

Question 6

What is the primary function of the alveoli in the lungs?

Accepted Answer

To facilitate the exchange of gases

Answer

To produce red blood cells

Answer

To store oxygen

Answer

To pump blood

Question 7

Which of the following is NOT a factor that influences heart rate during exercise?

Accepted Answer

Time of day

Answer

Intensity of exercise

Answer

Body temperature

Answer

Fitness level

Question 8

What is the role of hemoglobin in the cardiovascular system?

Accepted Answer

To transport oxygen

Answer

To regulate blood pressure

Answer

To prevent blood clots

Answer

To produce hormones

Question 9

What is the term for the process of air moving into and out of the lungs?

Accepted Answer

Ventilation

Answer

Respiration

Answer

Diffusion

Answer

Perfusion

Question 10

Which type of blood vessel has the thickest walls?

Accepted Answer

Arteries

Answer

Veins

Answer

Capillaries

Answer

Lymphatic vessels

Question 11

What is the name of the membrane that lines the heart and blood vessels?

Accepted Answer

Endocardium

Answer

Pericardium

Answer

Pleura

Answer

Peritoneum

Question 12

Which of the functions below does NOT belong to the respiratory system?

Accepted Answer

Production of digestive enzymes

Answer

Gas exchange

Answer

Regulation of blood pH

Answer

Removal of nitrogenous waste

Question 13

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

Accepted Answer

Artery

Answer

Vein

Answer

Capillary

Answer

Arteriole

Question 14

What is the function of the sinoatrial node (SA node) in the heart?

Accepted Answer

Initiates electrical impulses for heartbeat

Answer

Relaxes to allow blood to enter the ventricles

Answer

Contracts the ventricles

Answer

Pumps blood into the aorta

Question 15

What is the primary action of the diaphragm in respiration?

Accepted Answer

Contracts to expand the thoracic cavity

Answer

Relaxes to expand the thoracic cavity

Answer

Contracts to decrease the thoracic cavity

Answer

Relaxes to decrease the thoracic cavity

Question 16

Which of the following is NOT a characteristic of type II alveolar cells?

Accepted Answer

Are not involved in gas exchange

Answer

Produce surfactant

Answer

Secrete chloride ions

Answer

Are cuboidal in shape

Question 17

What is the term for the exchange of gases between the blood and alveoli?

Accepted Answer

Diffusion

Answer

Osmosis

Answer

Filtration

Answer

Respiration

Question 18

What is the main purpose of blood doping in sports?

Accepted Answer

To increase oxygen-carrying capacity

Answer

To reduce muscle cramps

Answer

To enhance reflexes

Answer

To improve vision

Question 19

Which blood vessel type is responsible for carrying oxygenated blood away from the heart?

Accepted Answer

Arteries

Answer

Veins

Answer

Capillaries

Answer

Lymph vessels

Question 20

Identify the primary function of the respiratory system.

Accepted Answer

Gas exchange

Answer

Nutrient transport

Answer

Waste product removal

Answer

Temperature regulation

Question 21

Which factor does NOT influence heart rate?

Accepted Answer

Blood sugar levels

Answer

Exercise intensity

Answer

Body temperature

Answer

Stress levels

Question 22

Describe the process by which oxygen moves from the lungs into the bloodstream.

Accepted Answer

Diffusion

Answer

Osmosis

Answer

Active transport

Answer

Filtration

Question 23

Which characteristic is specific to arteries?

Accepted Answer

Thick walls, high blood pressure

Answer

Thin walls, low blood pressure

Answer

Carry deoxygenated blood

Answer

Carry blood to the lungs

Question 24

Which adaptation to regular exercise is considered beneficial?

Accepted Answer

Increased stroke volume

Answer

Increased heart rate

Answer

Increased blood pressure

Answer

Reduced lung capacity

Question 25

Distinguish between tidal volume and vital capacity.

Accepted Answer

Tidal volume is the amount of air exchanged during a breath, while vital capacity is the maximum amount of air that can be expelled from the lungs.

Answer

Tidal volume is the maximum amount of air that can be expelled from the lungs, while vital capacity is the amount of air exchanged during a breath.

Answer

Tidal volume and vital capacity are identical.

Answer

Neither tidal volume nor vital capacity relate to lung function.

Question 26

Identify the hormone that increases heart rate during exercise.

Accepted Answer

Epinephrine

Answer

Testosterone

Answer

Insulin

Answer

Cortisol

Question 27

What is the term used to describe the maximum oxygen consumption of the body during exercise?

Accepted Answer

VO₂ max

Answer

Lactate threshold

Answer

Anaerobic threshold

Answer

Respiratory rate

Question 28

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

Accepted Answer

Production of white blood cells

Answer

Gas exchange

Answer

Regulation of pH balance

Answer

Regulation of body temperature

Question 29

What type of blood vessel carries blood away from the heart?

Accepted Answer

Arteries

Answer

Veins

Answer

Capillaries

Answer

Lymphatic vessels

Question 30

What is the role of hemoglobin in the transport of oxygen?

Accepted Answer

It binds to oxygen in the lungs and releases it in the tissues

Answer

It facilitates the diffusion of oxygen across cell membranes

Answer

It pumps oxygen into the bloodstream

Answer

It regulates the flow of oxygen to the heart

Question 31

What is the term for the volume of blood ejected from the heart per beat?

Accepted Answer

Stroke volume

Answer

Cardiac output

Answer

Ejection fraction

Answer

Blood pressure

Question 32

What is the primary function of the alveoli in the lungs?

Accepted Answer

Gas exchange

Answer

Production of mucus

Answer

Storage of respiratory gases

Answer

Regulation of body temperature

Question 33

Which of the following is NOT a primary function of the heart?

Accepted Answer

Producing blood cells

Answer

Pumping blood through the body

Answer

Regulating heart rate and blood pressure

Answer

Oxygenating blood

Question 34

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

Accepted Answer

Arteries

Answer

Capillaries

Answer

Veins

Answer

Lymphatic vessels

Question 35

Which muscle primarily responsible for the inhalation of air during breathing?

Accepted Answer

Diaphragm

Answer

Trachea

Answer

Bronchi

Answer

Lungs

Question 36

What is the main purpose of haemoglobin in red blood cells?

Accepted Answer

Transporting oxygen throughout the body

Answer

Regulating body temperature

Answer

Fighting infections

Answer

Storing energy as glucose

Question 37

Regular cardiovascular exercise can increase:

Accepted Answer

Stroke volume

Answer

Muscle mass

Answer

Bone density

Answer

Flexibility

Question 38

Which heart chamber is responsible for pumping oxygenated blood away from the heart?

Accepted Answer

Left ventricle

Answer

Right ventricle

Answer

Left atrium

Answer

Right atrium

Question 39

What is the main function of the respiratory system?

Accepted Answer

Gas exchange between the blood and the environment

Answer

Production of hormones

Answer

Digestion of food

Answer

Storage of blood

Question 40

Which type of blood vessel carries oxygen-poor blood back to the heart?

Accepted Answer

Veins

Answer

Lymphatics

Answer

Capillaries

Answer

Arteries

Question 41

What is the primary gas exchanged in the alveoli of the lungs?

Accepted Answer

Oxygen and carbon dioxide

Answer

Hydrogen and oxygen

Answer

Carbon monoxide and hydrogen

Answer

Nitrogen and helium

Question 42

Which of the following factors stimulates an increase in heart rate during exercise?

Accepted Answer

Sympathetic nervous system activation

Answer

Vagus nerve stimulation

Answer

Parasympathetic nervous system activation

Answer

Carotid sinus baroreflex

Question 43

Which structure represents the smallest unit of the lung responsible for gas exchange?

Accepted Answer

Alveolus

Answer

Bronchiole

Answer

Pleura

Answer

Diaphragm

Question 44

What is the primary role of the sinoatrial node (SA node) in the heart?

Accepted Answer

Initiates the electrical impulse that triggers heart contractions

Answer

Controls the force of heart contractions

Answer

Transmits the electrical impulse from the atria to the ventricles

Question 45

Which of the following is a primary function of the circulatory system?

Accepted Answer

To transport oxygen and nutrients to cells, and remove waste products

Answer

To regulate body temperature

Answer

To support the body

Answer

To produce hormones

Question 46

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

Accepted Answer

Arteries

Answer

Capillaries

Answer

Lymphatic vessels

Answer

Veins

Question 47

What is the function of the sinoatrial node (SAN)?

Accepted Answer

To generate the electrical impulses that initiate each heartbeat

Answer

To pump blood out of the heart

Answer

To regulate blood pressure

Answer

To prevent blood from flowing back into the atria

Question 48

What is the primary function of the respiratory system?

Accepted Answer

To exchange gases, specifically oxygen and carbon dioxide

Answer

To filter blood

Answer

To regulate body temperature

Answer

To produce hormones

Question 49

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

Accepted Answer

Esophagus

Answer

Trachea

Answer

Lungs

Answer

Diaphragm

Question 50

How does the diaphragm contribute to the process of respiration?

Accepted Answer

It contracts and relaxes, changing the volume of the chest cavity and facilitating the movement of air in and out of the lungs

Answer

It filters air before it enters the lungs

Answer

It produces mucus to protect the lungs

Question 51

Which of the following is a common respiratory disease that causes inflammation and narrowing of the airways?

Accepted Answer

Asthma

Answer

Arthritis

Answer

Heart disease

Answer

Hepatitis

Question 52

How does regular exercise impact the respiratory system?

Accepted Answer

It increases the rate and depth of breathing, enhancing gas exchange

Answer

It has no effect on the respiratory system

Answer

It decreases the rate and depth of breathing

Answer

It damages the respiratory system