Organization of the Human Body

Muscle tissue found only in the heart that contracts involuntarily.

The smallest unit of life that carries out all life processes.

The organ system that transports blood, oxygen, nutrients, hormones, and wastes throughout the body.

Tissue that supports, connects, and protects other tissues and organs.

The organ system that breaks down food and absorbs nutrients.

The organ system that regulates body functions using hormones.

Tissue that covers body surfaces and lines organs and cavities.

The non-living material surrounding cells in connective tissue.

A process that monitors body conditions and produces responses to maintain stability.

A hormone released by the pancreas that raises blood glucose levels.