selenium Flashcards
selenium function
cofactor (selenoproteins), as selocysteine or selenomethioine; required for glutathione peroxidase
selenium RDA
adults= 55 micrograms
sources of selenium
brazil nuts, seafood, meat, whole grains, highly dependent on soil content
who is at risk of selenium deficiency
people living in china and mongolia
symptoms of selenium deficiency
cardiomyopathy in children and woman
coxsackies virus + Se deficiency
keshan’s disease
virus +Se deficiency=
kashin-becks disease symptoms: stiffness swelling and pain in finger joints, osteoarthitis
what is selenium toxicity called
selenosis
TUI of Se
400 micrograms/day
symptoms of selenosis
hair and nail brittleness, tooth decay, GI upset, mutagenic, can be lethal
which selenium deficiency is associated with cardiomyopathy
keshan’s disease
what is your best source of selenium
brazil nuts
