Proximal convoluted tubules
It should be equal
nothing is lost, nothing is created
Breathing is an automatic and rhythmic act produced by networks of neurons in the hindbrain (the pons and medulla). The neural networks direct muscles that form the walls of the thorax and abdomen and produce pressure gradients that move air into and out of the lungs.
Hope this helps!!!!
Answer:
im sorry i tried to open the pdf but it said blocked
Explanation:
Good luck though!
