1) What is the main function of the endocrine system? a) Regulate hormones b) Digest food c) Filter blood d) Store energy 2) Which gland is known as the 'master gland'? a) Thyroid gland b) Pituitary gland c) Adrenal gland d) Pineal gland 3) What hormone does the pancreas produce? a) Insulin b) Adrenaline c) Thyroxine d) Estrogen 4) Which hormone regulates metabolism? a) Cortisol b) Thyroxine c) Insulin d) Testosterone 5) What is the role of adrenaline? a) Reduce stress b) Fight or flight c) Regulate sleep d) Control hunger 6) Which gland releases melatonin? a) Thyroid gland b) Pineal gland c) Adrenal gland d) Pituitary gland 7) What does the thyroid gland regulate? a) Blood sugar b) Metabolism c) Heart rate d) Growth 8) Which hormone is responsible for growth? a) Estrogen b) Growth hormone c) Insulin d) Cortisol 9) What hormone does the adrenal gland produce? a) Adrenaline b) Insulin c) Thyroxine d) Melatonin 10) Which hormone controls blood sugar levels? a) Insulin b) Adrenaline c) Thyroxine d) Melatonin 11) What is the role of cortisol? a) Reduce inflammation b) Increase appetite c) Regulate sleep d) Control thirst 12) Which hormone is involved in the sleep cycle? a) Melatonin b) Adrenaline c) Insulin d) Cortisol 13) What does estrogen regulate? a) Male traits b) Female traits c) Blood pressure d) Metabolism 14) Which hormone is produced by the testes? a) Estrogen b) Testosterone c) Insulin d) Cortisol

Endocrine System Quiz

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