excretory system + osmoregulation

what is the main function of the excretory sytem?

remove waste products from the body and regulate water and salt balance

what is ammonia?

a nitrogenous waste that is formed from demination

what is the glomerulus?

two cell layered structure that acts like a sieve to filter blood

what is the Bowman’s capsule?

a structure that collects the filtrate from the glomerulus

pathway of filtration of blood

renal artery>glomerulus>Bowman’s capsule> proximal tubule> loop of Henle>collecting ducts>bladder

water is the medium where …

nutrients and wastes are transported and digestive enzymes are active

high osmotic pressure

when there is high loss of water in the body

low osmotic pressure

when there is a large intake of fluids

what is ADH, antidiuretic hormone?

promotes water reabsorption in the body, increases the permeability of the cells lining the tubules

what are osmoconformers?

maintain the same osmotic pressure inside theri bodies as outside