PDF chapter test TRY NOW

Solve the following based on the circulatory system in humans.
 
1. Identify the correct term:
Answer variants:
Artery
Vein
Pulmonary artery
Lungs
Pulmonary vein
Capillaries
What does 5 indicate in this picture?  
 
l5.jpg
 
2.  From the above circuit fill up the following blanks.
The oxygenated blood from the is brought to the heart by the
 
3.  Choose the best option:
Which of the following carries oxygenated blood to the heart from the lungs