Lipid Digestion

Can you name the Lipid Digestion?

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QuestionAnswer
Chylomicrons are released from the basolateral membrane of enterocytes by what process?
during active digestion, bile primarily comes from where?
during an interdigestive phase, bile primarily comes from what?
T/F: short and medium FFA can be found in lymphatic circulation
Which structure contains apolipoproteins?
how much bile is made daily (in mg)?
At pH 7, bile salts are positively or negatively charged?
T/F: CCK can directly act on the gallbladder or it can stimulate gallbladder contraction through the activation of the vagus afferents in the intestinal wall.
control valve for the release of bile into the duodenum
This allows fat droplets to be suspended in their aqueous environment
At pH 7, lipase are positively or negatively charged?
Triglycerides, phospholipids, and steroid are packaged into ____ within the jejunal enterocytes.
long chain FFA, MG, cholesterol, lysolecithin along with bile salts form ____.
blind end lymphatic capillary in the central core of the intestinal villus
hydrolyzes a sterol ester into a steroid and a free fatty acid
Where is bile synthesized?
pathological condition where patient has a problem with transportation of chylomicrons out of the enterocyte
T/F: After entering the enterocyte, the long chain FFA are resynthesized into triglycerides.
how do the contents of the mixed micelle enter the enterocyte?
QuestionAnswer
most abundant lipid in the diet
useful form of bile salts
T/F: Bile salts are absorbed into the jejunum
CCK stimulates a vago-vagal reflex that acts on the enteric nervous system, which causes the release of NO and VIP to relax what?
chylomicrons are released into ____ circulation
hydrolyzes triglycerides into 2-monglyceride and a free fatty acid
This cell makes GLP-1 and GLP-2
very important for the transportation of chylomicrons out of enterocyte
mixed micelles are formed where?
At pH 7, colipase are positively or negatively charged?
hydrolyzes phospholipids by cleaving of 1 free fatty acid
L cells are activated by
circulation of bile to GI tract then back to the liver is known as the _____ circulation
chylomicrons are formed where?
small and medium FFA are absorbed into the enterocytes and then absorbed into ____.
HDL and LDL enter the blood from the lymphatic system at which vessel?
pro-colipase is activated by which enzyme?
Where are the conjugated bile salts re-absorbed?
T/F: Lipases are released from the pancreas in inactive form.

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