Chemical changes and homeostasis

Homeostasis Quiz

1. Homeostasis is the maintenance of a

Constant external environment
Changing internal environment
Constant internal environment
Changing external environment

2. Which of the following is NOT a vital parameter regulated by homeostasis?

Body temperature
Blood glucose level
Blood pressure
External temperature

3. Hormones are chemical messengers produced by

Nerves
Muscles
Glands
Bones

4. The hormone responsible for lowering blood glucose levels is

Insulin
Glucagon
Adrenaline
Thyroxine

5. Which gland is responsible for the production of growth hormone?

Pituitary gland
Thyroid gland
Adrenal gland
Pancreas

6. Iodine deficiency can lead to

Diabetes
Goiter
Rickets
Anemia

7. The fight-or-flight response is primarily mediated by the hormone

Adrenaline
Insulin
Estrogen
Testosterone

8. Which of the following is NOT an example of a feedback mechanism?

Thermoregulation
Blood glucose regulation
Muscle contraction
Hormonal regulation

9. The process of maintaining water balance in the body is called

Osmoregulation
Thermoregulation
Excretion
Respiration

10. Which organ plays a crucial role in osmoregulation?

Liver
Lungs
Kidneys
Spleen