Physiology · Nervous System · Hard

Neurotrophin

Meaning: A family of proteins that support the growth, survival and differentiation of nerve cells.

In practice: Brain-derived neurotrophic factor is the best-studied neurotrophin in depression research.

Word parts

Many medical words are built from Greek and Latin parts like these, so learning a few helps you work out new terms.

Two questions on related physiology words.

Which word means: The paired organs of respiration that exchange oxygen and carbon dioxide with the blood.

Which word means: A biological catalyst that speeds up chemical reactions without being consumed.

One medical word a day, then a quick three-question quiz. Free on iPhone, or play in your browser on Android and computer.