The endocrine system consists of ................... that secrete ....................
glands - hormones
...................... transports the nutrients, gases, and hormones to all body cells
The circulatory system
If the diaphragm contracts, the size of the chest ................., and ................ enters the lungs
increases - oxygen gas
If you face a dangerous situation, the breathing rate .........................
increases
When your heartbeats and breathing rate increase, your body sends more ..................... blood to the muscles, brain, and other organs to face the danger
oxygenated
If the heartbeats increase , the blood pressure ........................
increases
..................... and .................... can't pass through kidneys' nephrons
blood cells and proteins
The digestion process starts in ...............................
mouth
The organ that absorbs most of water from the undigested food is ..............
large intestine
The ................. allow the movement of the bones of the skeletal system
skeletal muscles
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