MDCAT
Biology
2013
Biology · Transport
Work through this past-paper style MCQ, then read the full explanation. Practice more biology questions on mMCQ with adaptive drills and topic analytics.
Question
Blood from the gut to the heart passes through the:
Options
- A
Aorta
- B
Kidneys
- C
Liver
- D
Lungs
Explanation
The hepatic portal system carries nutrient-rich blood from the gut to the liver before it enters systemic circulation.
Aorta carries blood from heart to the whole body.
Kidneys get their blood supply via renal artery.
The hepatic portal system is the venous system that returns blood from the digestive tract and spleen to the liver (where raw nutrients in the blood are processed before the blood returns to the heart).
Lungs get their blood supply from pulmonary artery.
Tagged under Biology · Transport · 2013