music: The common name for a low frequency speaker?

Questions

what is the name of the big muscle used in breathing that seperates the chest from the abdomen?

where in the body would you find your olfactory lobes?

name the eating disorder that suppresses the urge to eat causing the sufferer to lose huge ammounts of weight?

who played the female lead in the alien films?

what is the name given to a group of geese?