instruction:
In this task, you will be given sentences in which your task is to recognize the name of the organ of the body. An organ is a collection of tissues that structurally form a functional unit specialized to perform a particular function. Although there might be several correct answers, you need to write one of them.
question:
 Tumor markers such as alpha - fetoprotein , human growth hormone , carcinoembryonic antigen , and placental alkaline phosphatase were negative .
answer:
placental


question:
 However , PHP - related skeletal abnormalities and valvular calcification were predicting factors for left ventricular hypertrophy , a reversible cardiac manifestation of PHP .
answer:
cardiac


question:
 One of the major gangliosides in the brain is GM1 .
answer:
brain