Examination 1 Study Guide 2025/2026 (Endocrinology 4158)
Study all the lecture notes. GOOD LUCK. Exam 1 is on Sep 17. Running list of in-class questions:
1. True/False - Scientists are still discovering new hormones
a. True
2. True/False - The diagram below of the human is a very outdated diagram of endocrine organs?
a. True – needs liver, fat, skeletal muscle, etc.
3. True/False – Hormones are important for homeostasis?
a. True
4. Patient 1 has an excess of hormone X in circulation. This patient should be treated with
a. Agonist
b. Antagonist
c. Neither
5. What is required for a hormonal response?
a. Carrier protein for hormone
b. Blood and its ability to circulate – this is only true for endocrine
c. Receptor
d. All of the above
6. Should you administer peptide hormones orally or by injection?
a. Must be injected so it can reach the blood
7. Should you administer steroid hormones orally or by injection?
a. Either
8. Your patient asks you to administer a performance enhancing drug for a running race that is 5 days away.
Immediately prior to the race, drug testing will be performed. How do you help?
a. Inject a steroid hormone – last too long
b. Administer steroid hormone orally – last too long
c. Administer peptide hormone orally – stomach acid will degrade it
d. Inject an eicosanoid – not enough is known; one injection wouldn’t hit target tissue
e. Inject peptide hormone ASAP – should use growth hormone
f. Inject peptide hormone 24 hours before race – will be detected
9. Enzymes for steroid synthesis are located in the ___
a. Er and mitochondria
10. The following can be considered a hormone
a. Steroid
b. Neurotransmitter
c. Ion
d. Amino acid
e. All of the above
f. All except for D
11. What are the two sources of cholesterol?
a. Diet
b. Make it in body
i. STATINS help treat high cholesterol by stopping in body creation of cholesterol
12. What general type of hormone is made from cholesterol?
a. Steroid
13. What two types of hormones are derived from amino acid tyrosine?
a. Epinephrine
b. T4 – thyroid hormone
14. Tryptophan is a precursor for what neurotransmitter?