मानव पाचन तंत्र में कैल्शियम का मुख्य सक्रिय अवशोषण (absorption) कहाँ होता है?

After a stroke, a patient has difficulty comprehending speech but retains the ability to speak fluently, though the words lack meaning. Which brain region is most likely damaged?

One of the important functions of plasma proteins includes:

Which gland in the endocrine system is primarily responsible for regulating metabolism through the secretion of its main hormone?