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WorksheetsHormones and Their Functions
Total questions: 25
Worksheet time: 13mins
What is a hormone?
A protein in the blood
A nerve signal
A chemical messenger produced by glands
A type of enzyme
Which gland produces insulin?
Liver
Pancreas
Adrenal
Thyroid
What is the main function of insulin?
Raise heart rate
Regulate blood glucose levels
Control sleep cycles
Break down protein
Where is testosterone produced?
Brain
Adrenal glands
Testes
Pituitary gland
Which hormone is responsible for female reproductive development?
Testosterone
Adrenaline
Oestrogen
Glucagon
What effect does adrenaline have on breathing rate?
No change
Slows it down
Increases it
Stops it
Which hormone causes increased heart rate and energy availability in emergencies?
Glucagon
Cortisol
Adrenaline
Insulin
What happens to pupils under the effect of adrenaline?
They shrink
They close completely
They dilate
They turn red
How do hormones recognize their target cells?
Blood pressure
Enzymes
Specific receptors
Which of the following is an example of negative feedback?
More hormone is released when needed
Increased hormone level leads to reduced production
Hormone production continues forever
Hormones randomly affect cells
What does the thyroid gland control?
Fight or flight
Water balance
Metabolic rate
Blood pressure
Which hormone prepares the body for childbirth through positive feedback?
Estrogen
Oxytocin
Progesterone
Cortisol
Which statement best describes hormone action speed compared to the nervous system?
Hormones act instantly
Hormones act slower but longer
Hormones only affect mood
Nervous system effects last longer
What is the function of progesterone?
Increase muscle mass
Regulate menstrual cycle
Stimulate insulin release
Control breathing
Which gland is known as the "master gland"?
Adrenal gland
Thyroid gland
Pituitary gland
Pancreas
Hormones are transported in the bloodstream.
True
False
Insulin increases blood glucose levels.
True
False
Adrenaline decreases pulse rate.
True
False
Hormones only affect the reproductive system.
True
False
Target cells have receptors for specific hormones.
True
False
Adrenaline acts both quickly and for a short duration.
True
False
The adrenal glands are located on top of the kidneys.
True
False
Oestrogen is produced in the pancreas.
True
False
Feedback mechanisms help regulate hormone levels.
True
False
All cells in the body respond to all hormones.
True
False
