Low levels of progesterone cause…

This is found on the liver and is a remnant of the umbilical cord in a fetus.

Stimulation of the sympathetic nerves of the GI tract result in what action or decreased action? 

B cells can be activated by direct recognition of antigens, or through CD4 cell activation.

What are the two metabolic states? Describe the absorptive state. What hormone is mainly involved? What are its secreting cells, targets and functions at the targets?

During the Absorptive state, fatty acids and triglycerides from the liver are packaged into VLDL’s which carry lipids to adipose tissue for storage.

The process by which chyme passes from the pyloris into the duodenum is known as __________.

Digestion of nucleic acids occurs as a result of the enzyme group __________, produced by the pancreas.

The cephalic stage of digestion

The general layer of the alimentary canal responsible for peristalsis and segmentation is the layer.  It is innervated by the plexus.