This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
How many hormones are produced by the anterior pituitary gland? 
Select and explain. 
A. 1, B. 2, C. 3, D. 5
D: 5
Answer: D: 5 
Explanation: There are 5 hormones produced by the anterior pituitary. Those hormones are luteinizing hormone (LH), growth hormone (GH), follicle stimulating hormone (FSH), prolactin (PRL) and thyroid stimulating hormone (TSH). Ref: Molina P.E. (2013). Chapter 3. Anterior Pituitary Gland. In P.E. Molina (Ed),Endocrine Physiology, 4e.