Physiology · Nervous System · Easy

Sleep

Meaning: A natural recurring state of reduced consciousness essential for cellular repair and memory consolidation.

In practice: Deep sleep is when growth hormone is released and tissues are repaired.

Quick check

Two questions on related physiology words.

Which word means: Vaginal discharge of blood, mucus and uterine tissue in the weeks after birth.

Which word means: The primary sugar used by cells as an energy source.

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