PHS Edexcel Higher Science Paper 2 Biology (2)

What are the 4 components of blood?

• White blood cells, Platelets, bone marrow, and oxygen
• Plasma, Platelets, yellow blood cells, and nutrients
• Plasma, White blood cells, red blood cells, and Platelets
• Platelets, Red blood cells

Where does blood go after the right atrium?

• left atrium
• left ventricle
• right ventricle
• aorta

How many chambers does the heart have ? 

• 4
• 6
• 3
• 1

Name this part.

• Right atrium
• Left ventricle
• Right ventricle
• Left atrium

Name this part.

• Right ventricle
• Aorta
• Right atrium
• Atrium

Which number is the vena cava?

• 1
• 2
• 3
• 8

Where is the blood in 3 coming from?

• All over the body
• The upper half of the body, head and arms
• The lower half of the body, legs and abdomen
• The lungs

Tags

NGSS.HS-LS1-3

Cardiac output increases during exercise.

• True
• False

Cardiac output is affected by

• age/ gender/ body size

• oxygen demand of body

• viscosity of blood

Calculate the Cardiac output

SV= 70 ml/beat

HR = 75 beats/min

• 5 L/min

• 5.25 L/min

• 5.5 L/min

• 5.35 L/min