The American space shuttle (now retired) achieved this height of 100km at approximately 2 minutes 30 seconds into flight, then reached its initial orbit at an altitude between 300 and 500km generally at about 8 minutes 30 seconds into the flight.The Russian Soyuz rocket achieves similar times.he American space shuttle (now retired) achieved this height of 100km at approximately 2 minutes 30 seconds into flight, then reached its initial orbit at an altitude between 300 and 500km generally at about 8 minutes 30 seconds into the flight.
It is a group of organs in the body which work together to digest food. Digestion is the process by which our body breaks down food into substances we can take in (absorb) and use. Food travels through the alimentary canal which starts at mouth and ends at the anus.t completes the chemical digestion of food and the subsequent absorption of nutrients takes place in the small intestine. Nutrients are absorbed through the villi into the blood and lymph vessels. Hardly any food is absorbed elsewhere in the digestive system.
The structure of the human alimentary canal The alimentary canal is a long hollow tube which runs from the mouth to the anus .Together with several other organs, including th â¦ e liver and the pancreas, it makes up the digestive system.he structure of the epithelium varies in different parts of the alimentary canal, but it always contains cells which secrete mucus. 42833iem24lnq9k Beneath it is a layer of connective tissue called lamina propria, which means 'closest layer'. And beneath that is a layer of smooth muscle called the muscular is mucosa.