This tube is the cartilaginous tube spoken of above and is known as the cartilaginous sheath of the notochord. The Works of Francis Maitland Balfour, Volume III (of 4) Francis Maitland Balfour. This structure is called the notochord (a string down the back).
GM diet stands for General Motors Diet, a 7-day weight loss programme based on an exclusive diet plan. This diet has a strict set of eating instructions for each day of the programme. But being a fast-paced weight loss diet, the diet is also known for its side-effects.
A ketogenic diet (keto) is a very low-carb diet, which turns the body into a fat-burning machine. It has many potential benefits for weight loss, health and performance, but also some potential initial side effects. A ketogenic diet is similar to other strict low-carb diets, like the Atkins diet or LCHF (low carb, high fat).