Aldosterone secretion is increased when there is a fall in________?

Saddle embolus causes sudden death by blocking________?

Site of RBC formation in 20 years old healthy male is________?

Three days after the onset of myocardial infarction, which enzyme level has the best predictive value________?

All are true about Entamoeba histolytica except________?

Trigeminal neuralgia________?