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
Oxytocin is synthesized in: March 2013 
Select and explain. 
A. Anterior pituitary, B. Hypothalamus, C. Intermediate pituitary, D. Posterior pituitary
B: Hypothalamus
Answer: B: Hypothalamus 
Explanation: Ans. B i.e. HypothalamusOxytocinIn the hypothalamus, oxytocin is made in magnocellular neurosecretory cells of the supraoptic and paraventricular nuclei., andIt is stored in Herring bodies at the axon terminals in the posterior pituitary.It is then released into the blood from the posterior lobe (neurohypophysis) of the pituitary gland.It is a neurohypophysial hormone that acts primarily as a neuromodulator in the brain.Oxytocin plays roles in sexual reproduction, in paicular during and after childbih.Both childbih and milk ejection result from positive feedback mechanisms