It's really a full body workout, but you work:
60% quadriceps/legs
30% core/abs
10% arms
Yes, for example, the hypothalamus can be part of the nervous and endocrine systems. The esophagus is part of the digestive system and can be considered part of the urinary system (transporting wastes to be made into urine)
They work together by having functions or any other kind of thing ! stem leaves and other things are a part of a plant
They have different functions to make the body work in the right way.
Your head is heaviest part of your body.
Hormones
The Brain dos all the work by telling the body to move and work
If done properly the rowing machine is primarily increases leg strength. Along with this however your lats, abs and arms may see a significant increase as well. That having been said weights will be more effective at increasing muscle mass though rowing will get you fitter as well.
the rowing event is for paralysed people so they can take part in the Paralympic games.
The reason you need upper body strength in rowing is because it acts as a secondary and tertiary lever, which is when the back swings and the arms pull in to the body completing the stroke. However the most primary and important part of a rowing stroke is the leg drive which is commonly mistaken to be nonexistent. so the legs accelerate and initiate the stroke and then the back and arms continue to accelerate the oar till the stroke is over. More important then upper body strength would be lower body strength.
Rowing
Yes, rowing movements do work the deltoids, mainly the rear and lateral deltoids.
Dermatologists work with top layer of the entire body - the skin.
Depending on what are you doing on a rowing practice, but certanly A LOT!
the nostrellss
Yes. Moving anything with mass requires work
On the recovery- hands body slide The reverse on the drive
Glenn Merry is Executive Director of US Rowing, a non-profit organization recognized by the U.S. Oympic Committee as the governing body for the sport of rowing in the U.S.