This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General physiology, Subject name: Physiology
Intracellular receptors are found in 
Select and explain. 
A. Insulin, B. Glucagon, C. Coicosteriods, D. Growth hormone
C: Coicosteriods
Answer: C: Coicosteriods 
Explanation: Receptors for steroid and thyroid hormones are located inside target cells , in the cytoplasm or nucleus , function as ligand dependent transcription factors ....Being lipids, steroid hormones enter the cell by simple diffusion across plasma membrane whereas thyroid hormones enter by facilitated diffusion. Ref guyton and hall textbook of medical physiology 12/e p887-888