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Worksheetsendocrine system
Total questions: 20
Worksheet time: 12mins
Endocrine glands secrete _
Hormones
Neurotransmitters
A wide range of chemical substances
What is the endocrine system?
A system of vessels that circulates blood around the body.
A group of bones and tissue that provides support and structure for the body.
A group of glands that work together with the nervous system to coordinate all body functions
A group of organs that is responsible for eliminating wastes.
The "master gland" is known as the __________________.
thyroid gland.
adrenal gland.
pancreas.
pituitary gland.
Which of the following are chemicals that travel in the blood and cause changes in different parts of the body?
Hormones
Glands
Parathyroid
Adrenal Gland
Hormone regulation operates under which type of feedback mechanism?
positive feedback
negative feedback
zero feedback
Hormones are not regulated
Feedback loops are important because they allow organisms and the environment to
change based on new inputs
fall apart
change based on new outputs
maintain balance
These release testosterone, which controls changes in a male's body and regulates sperm production.
Ovaries
Target Cells
Parathyroids
Testes
