Composition of filtrate depends
filtration barrier
Easily filtered
Major Electrolytes: Metabolic waste products:
metabolites; non-natural substances; inulin; PAH
(p-aminohippric acid); law weight protein &
peptides
Not freely
filtered
Albumin and other plasma protein; lipid-solubale
substances transported in the plasma attached to protein
such as; lipid soluble bilirubin; T4 (thyroxine); other
lipid-soluble hormones; unbounded lipid-soluble
substances such as free cortisol are filtered and can
appear in the urine
Kidney
anatomy
Retro-peritoneally in the posterior
abdominal wall by the side of the
vertebral column