Science Quiz / Lipid Digestion

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Can you name the Lipid Digestion?

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

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