The lymph glands and the lymphatic vessels get blocked in elephantiasis
Respiratory System
A stoma in the human body serves as an artificial opening created during surgery to allow waste to exit the body when normal routes are blocked or damaged.
The system of grouping human chromosomes was named after the city of Paris, where it was developed during the International Congress of Human Genetics in 1971.
The Eustachian tube is located within the human ear. If the Eustachian tube is blocked, air is prevented from passing through to the middle ear.
human anatomy
no, personification is when you give and object human features, such as feelings... i think...
If you believe in God, then God created the circulatory system in humans and other animals. If you believe in evolution, then evolution is responsible. No human created it. Trivia: If a blood vessel becomes blocked by a clot, the body can actually MAKE NEW blood vessels to get around the blockage!
nowhere according to the bible it is blocked from human sight by a cheribum with a flaming sword
The human brain belongs to the nervous system.
Can a human work as information system how?
My dad is at the end of stage 4 cancer , and 4 heart valves are 70-90% blocked what does that mean
The difference between a human-made system and a "natural" system will depend entirely on what the system is. In many cases the human system will be simpler and have a narrow focus.