केंचुए की पृष्ठीय रूधिर वाहिका (Dorsal blood vessel) में रक्त का प्रवाह किस ओर होता है?

Where is the pituitary gland located in the human body?

Which endocrine gland is responsible for secreting Prolactin, the lactogenic hormone?

A myocardial infarction, commonly known as a heart attack, is primarily caused by which of the following?