The diagram shows some of the main organs in the human body.
Which group of organs belongs to the same organ system?

1 )
diaphragm, oesophagus, trachea
2 )
heart, liver, lungs
3 )
heart, stomach, trachea
oesophagus, intestine, stomach
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!