What is homeostasis?
The maintenance of a constant internal environment
Regulation of water in the body
Regulation of blood sugar in the body
Which system is NOT responsible for homeostasis?
Nervous
Skin
Endocrine (hormones)
Which of these is a coordination centre?
Heart
Lungs
Brain
Which of these are effectors?
Muscles and glands
Muscles and bones
Glands and blood vessels
Which of these is the correct human body temperature?
7°C
37°C
73°C