S3 - Biology Test (3)

Question 1

What are controllable and uncontrollable factors of cardiovascular disease:

• Gender
• Family history
• Hight fat diet
• Lack of exercise
• Stress
• High alcohol intake
• Age
• Smoking

Answer 1

• Uncontrollable
• Uncontrollable
• Controllable
• Controllable
• Controllable
• Controllable
• Uncontrollable
• Controllable

Question 2

What are the 4 sectors of the heart called?

Answer 2

R. Atrium / R. Ventricle
L. Atrium / L. Ventricle

Question 3

Which sector of the heart is thicker than the opposite and why?

Answer 3

• The left ventricle
• It pumps blood to the whole body, not just
  the lungs.

Question 4

What is transported through the blood in mammals?

Answer 4

Nutrients, oxygen and carbon dioxide

Question 5

Which sector does blood pump from to the body?

Answer 5

The left ventricle

Question 6

Which sector does blood pump from to the lungs?

Answer 6

The right ventricle

Question 7

Which side of the heart is:
- Deoxygenated
- Oxygenated

Answer 7

• Right
• Left

Question 8

Why is the right side of the heart deoxygenated?

Answer 8

It is high in carbon dioxide

Question 9

What do valves do?

Answer 9

Make sure blood flows in one direction and prevent back flow

Question 10

What do arteries do?

Answer 10

Carry oxygenated blood away from the heart

Question 11

What do veins do?

Answer 11

Carry deoxygenated blood to the heart

Question 12

What is blood carried by and where do they go?

Answer 12

• Blood vessels
• To all cells in the body

Question 13

What is your pulse?

Answer 13

Blood flowing through an artery

Question 14

Where does the___ come from and lead?

• Pulmonary vein
• Pulmonary artery
• Vena cava
• Aorta

Answer 14

• Lungs ~> L. Atrium
• R. Ventricle ~> Lungs
• Body ~> R. Atrium
• L. Ventricle ~> Body

Question 15

What is the purpose of each of the following:

• Red blood cells
• White blood cells
• Platelets
• Plasmas

Answer 15

• Carries oxygen
• Helps immune system
• Clotting factors
• Distribute nutrients, carry carbon dioxide
  through the body and remove waste.

Question 16

What does blood contain?

Answer 16

• Red blood cells
• White blood cells
• Platelets
• Plasma

Question 17

What are the 2 types of white blood cells?

Answer 17

• Phagocytes
• Lymphocytes

Question 18

What does Cardiovascular Disease affect?

Answer 18

The heart and blood vessels

Question 19

What does CVD cause?

Answer 19

• Heart disease
• High blood pressure
• Strokes

Question 20

What is this?

Answer 20

A vein

Question 21

Name what the arrows are pointing to

Answer 21

1 - Thick muscular wall
2 - Wide central cavity
3 - Valve

Question 22

What is this?

Answer 22

An Artery

Question 23

Name what the arrows are pointing to

Answer 23

1 - Thick muscular wall
2 - Narrow central cavity

Question 24

Where are lungs found in the body?

Answer 24

The chest cavity

Question 25

What does wind pass through to get to the lungs?

Answer 25

The trachea

Question 26

What do the lungs split into?

Answer 26

Bronchi

Question 27

What do the bronchi or a bronchus split into?

Answer 27

Bronchioles

Question 28

What keeps the trachea open and why is it important?

Answer 28

Rings of cartilage and because we could suffocate if it collapsed/closed

Question 29

What make alveoli efficient at gas exchange?

Answer 29

- Large surface area - Thin walls - Extensive blood supply

Question 30

What do bronchioles break into?

Answer 30

Alveoli

Question 31

What helps keep the trachea free from dirt and microorganisms?

Answer 31

Mucus and cilia

Question 32

What is the process that allows oxygen to move from a high concentration in the alveoli to a low concentration in the blood capillary called?

Answer 32

Diffusion