membranes of the thorax & lungs

? this membrane lines the inside of the thorax ? this membrane lines the outside of the lungs *We have Parietal pleura for thorax and Visceral Pleura for the outside of lungs but now we are second guessing. Thanks!

Fat digestion

Specifically, where does fat CHEMICAL fat digestion begin?

Repiratory volumes

what major air volume is left in the lungs after forcibly exhaling? (We have great debate between residual and expiratory reserve volume. Thanks!)

pharmacology

Hi, i'm supposed to write an essay on cannabis. it states as: review the pharmacology of cannabis in relation to both abuse and therapeutic use. I have been given some literature but cant seem to make sense of it. i was wondering if u could put some pointers like main topics that i could discuss in my essay. it's a 2,000 word essay so alot of points would b gr8. thanks

DNA & Cardiovascular

What function does the "leader sequence" have in RNA translation. What would happen if it were missing? Does this protein need a leader sequence? Starting at the Vena Cave and ending at the Aorta, describe the exact pressure changes that blood undergoes as it flows through each chamber of a health heart?