Lipids

lipoproteins combine _______ & _______
lipids w/ proteins & phospholipids
is lipoproteins soluble or insoluble in water?
soluble
the surface of lipoproteins consists of polar end of ____
phospholipids
lipoproteins are used to?
transport lipids throughout the body
what are the 4 types of lipoproteins?
-high-density lipoprotein (HDL)
-low-density lipoprotein (LDL)
-Very low-density lipoprotein (VLDL)
-chylomicrons
what is the “good cholesterol”
high density lipoprotein (HDL)
transports excess cholesterol to liver for elimation
HDL
“bad cholesterol”
low-density lipoprotein (LDL)
transports cholesterol & triglycerides from liver to muscle cells for use
LDL
when level of LDL exceeds demand, excess os deposited in _____
arteries
transports lipids (mostly triglycerides) to muscle cells for use or to adipose tissue for storage
VLDL
transports dietary lipids to cells for use or storage
Chylomicrons
Bile salts are synthesized from ______
cholesterol
where are bile salts stored?
gall bladder
emulsify fats & oils to give a greater surface area for lipid digesting enzymes
bile salts
steroid hormones are produced from?
cholesterol
corticosteriods are produced by?
adrenal glands
mineralcorticoids regulate _____
ion concentrations
glucocorticoids regulate _____
carbohydrate metabolism
anabolic steriods are derivatives of _____
testosterone
are used illegally to increase muscle mass
anabolic steriods
what are some side effects of anabolic steriods?
-fluid retention
-hair growth
-sleep disturbance
-liver damage
x

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