Guarding or favoring joint, Joint instability, Joint pain, Swelling. Guarding or favoring joint (Knee (patella)), Guarding or favoring joint (Ankle), Inability to move, Joint instability. Joint instability, Joint pain, Numbness or tingling (Lumbar spine), Numbness or tingling (Buttock)
Lipids are a diverse group of fat-soluble biological molecules. Here is a look at different types of lipids and where they are found. 1  Triacylglycerols or Triglycerides.2  The largest class of lipids goes by different names: triacylglycerols, triglycerides, glycerolipids, or fats.ipids are a diverse group of fat-soluble biological molecules. Here is a look at different types of lipids and where they are found. 1  Triacylglycerols or Triglycerides.
The second kind of lipid is a phospholipid. Similar to fats, oils, and waxes, phospholipids have a glycerol backbone, which is bound to fatty acids. The only catch is that, this time, there are only two fatty acids instead of three. Sneaky phospholipids.