Which of the following organs is parenchymal organ？
A: blood vessel
B: digestive tract
C: ureter
D: lung
A: blood vessel
B: digestive tract
C: ureter
D: lung
举一反三
- Which of the following are the excretory organs of insect? A: Malpighian tubules B: integument C: digestive tract D: tracheal system
- Which of the following organ is not the extraordinary organs. A: Blood vessel B: Bone C: Gallbladder D: Sanjiao E: Uterus
- Which of the following organ is not the extraordinary organs.() A: Blood vessel B: Bone C: thegallbladder D: Sanjiao E: Uterus
- Which<br/>of the following organ is not the extraordinary organs.() A: Blood<br/>vessel B: Bone C: the<br/>gallbladder D: Sanjiao E: Uterus
- Which of the following organ is not an accessory organ of the digestive system？ A: pancreas B: gallbladder C: liver D: esophagus