1. Endocrine System Review

2. Hormones are transported by
villi
the blood
the lungs
alveoli

3. Which statement regarding the endocrine system is incorrect?
Hormones are transported by the blood.
The parathyroid regulates metabolism.
The pituitary used to be called the “master gland.”
The endocrine system regulates body processes.

4. The structures that neurotransmitters and hormones attach to are
villi
white blood cells
alveoli
receptors

5. Which substances are found on cell surfaces and respond to nerve and hormone signals?
starches and simple sugars
subunits of DNA
vitamins and minerals
receptor molecules

6. Thyroid Parathyroid Pituitary Adrenal glands Ovaries Testes Thyroid
Identify the gland being described.
Produces thyroxine
Regulates calcium levels in the blood
Called the master gland.
Releases adrenaline.
The female gonads.
The male gonads
Regulates metabolism
Thyroid
Parathyroid
Pituitary
Adrenal glands
Ovaries
Testes
Thyroid

7. According to this diagram, a gland secretes a chemical
According to this diagram, a gland secretes a chemical. What is the name of this chemical?
2. The organs and tissues that the chemical is transported to by the blood is made up of what kind of cells?
3. What do hormones attach to on these cells?
Hormone
Target cells
Receptors

8. An important method of communication between cells is shown in the diagram.  What is the chemical referred to in the diagram?
a hormone important in maintaining homeostasis
an enzyme detected by a cell membrane receptor
DNA necessary for regulating cell functions
a food molecule taken in by an organism

9. Cell C has receptors that fit perfectly with the hormone.
1. What does structure B represent?
2. Explain why cell C is the target cell.
receptors
Cell C has receptors that fit perfectly with the hormone.

10. Pituitary gland Parathyroid gland Thyroid gland Adrenal glands
Identify all glands labeled in the diagtam.
Pituitary gland
Parathyroid gland
Thyroid gland
Adrenal glands
Pancreas
Ovaries

11. Adrenal glands Adrenaline Pituitary gland
A hormone that increases the rate and strength of heart contractions during times of sudden stress is secreted by  which structure? What is the name of this hormone?
2.Hormones that regulate the ovaries are secreted by  which structure?
Adrenal glands
Adrenaline
Pituitary gland

12. Thyroxine Thyroid Parathyroid glands Pancreas Insulin Glucagon
What is the name of the iodine-containing hormone that aids in the regulation of metabolic rate? What structure secretes this hormone?
4. What structure regulates calcium metabolism?
5. Which structure regulates blood glucose levels? What is the name of those hormones?
Thyroxine
Thyroid
Parathyroid glands
Pancreas
Insulin
Glucagon

13. 1. What HORMONE causes blood sugar level to decrease
1. What HORMONE causes blood sugar level to decrease? What GLAND produces this hormone?
2. What hormones produced by the ovaries stimulate the production of female secondary sex characteristics?
Insulin
Pancreas
Estrogen

14. It regulates other glands in the body.
What is the name of the thyroid HORMONE which controls body metabolism?
Which HORMONE helps to stimulate the development of secondary sex characteristics in the male?
3. Why is the pituitary glands called the “master gland?”
Thyroxine
Testosterone
It regulates other glands in the body.

15. Increased perspiration, a higher body temperature, and a rapidly beating heart are all possible responses to a stressful situation. These body responses are most likely a direct result of the interaction of the
digestive and endocrine systems
digestive and respiratory systems
nervous and endocrine systems
nervous and reproductive systems

16. Which graph of blood sugar level over a 12-hour period best illustrates the concept of homeostasis?

17. Hormones and secretions of the nervous system are chemical messengers that
store genetic information
carry out the circulation of materials
extract energy from nutrients
control and coordinate system interactions