Cardio-Respiratory Systems

1.     What is the most popular blood group?

• AO

• AB

• O

• A

• B

1.     What type of cell is an Leukocytes?

• Haemoglobin

• Red blood cell

• Plasma

• White blood cell

What type of cell is Erythrocyte?

• White blood cell

• Platelet

• Red blood cell

• Plasma

What is a normal heart rate?

1.     A heart rate of 120 bpm is considered to be

• Ventricular

• Bradycardic

• Tachycardic

• Atrial

1.     A heart rate of 55 bpm is considered to be

• Tachycardic

• Aorta

• Bradycardic

• Ventricular

Depolarisation of the atria leads to...

Name 3 conditions associated to the respiratory system

The QRS complex is...

• a)   Caused by the depolarisation of the atria, which results in atrial contraction (systole)

• b) Caused by the repolarisation of the ventricles, which results in ventricular relaxation (diastole)

• c) Caused by the depolarisation of the ventricles, which results in ventricular contraction (systole)

• d) Caused by the repolarisation of the Purkyne fibres

1.      What are the tiny air sacs in the lungs called?