The endocrine system uses ___ to coordinate body functions.

Question

Accepted Answer

A. Hormones (chemical messengers secreted into blood)

**Endocrine system:** ductless glands secrete hormones directly into bloodstream.
Hormones reach target cells with specific receptors.
Slower but more sustained action than nervous system.
Two systems coordinate together (neuroendocrine integration).

Answer

Nerves

Answer

Neurotransmitters only

Answer

Salts

The endocrine system uses ___ to coordinate body functions.

Keep practising Neural Control and Chemical Coordination