DP Biology (last assessment 2024)
Question 18M.3.HL.TZ1.20a.ii
| Date | May 2018 | Marks available | [Maximum mark: 3] | Reference code | 18M.3.HL.TZ1.20a.ii |
| Level | HL | Paper | 3 | Time zone | TZ1 |
| Command term | Outline | Question number | a.ii | Adapted from | N/A |
a.ii.
[Maximum mark: 3]
18M.3.HL.TZ1.20a.ii
(a.ii)
Outline the circulation of blood through liver tissue.
[3]
Markscheme
a. hepatic artery carries oxygenated blood (from the aorta)
b. hepatic portal vein carries (deoxygenated) blood from digestive tract
c. blood from hepatic portal vein and hepatic artery mixes
d. flows through sinusoids
e. hepatic vein carries blood away from liver/to heart
