Modifier + 脏
脏 (zàng) refers to an internal organ of the body when pronounced with the fourth tone. It appears in compound words like 心脏 (heart) and 肝脏 (liver) and should not be confused with 脏 (zāng), meaning "dirty."
心脏是人体最重要的器官之一。
Xīnzàng shì réntǐ zuì zhòngyào de qìguān zhī yī.
The heart is one of the most important organs in the human body.
医生说他的肝脏功能一切正常。
Yīshēng shuō tā de gānzàng gōngnéng yīqiè zhèngcháng.
The doctor said his liver function is completely normal.
这项手术涉及多个内脏器官。
Zhè xiàng shǒushù shèjí duō gè nèizàng qìguān.
This surgery involves multiple internal organs.