The least protective body cavity is the nasal cavity, as it is lined with delicate mucous membranes that can be easily damaged.
The least sensitive body part is often considered to be the palms of the hands and the soles of the feet. This is because they have a thicker layer of skin and fewer nerve endings compared to other parts of the body.
The most abundant source of calories in the human body is glycogen, which is stored in the liver and muscles, while the least expensive source of calories is body fat, which is used as a reserve energy source.
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The knee joint starts with the letter "K".
The alphabet letter is I. The body part is eye.
I (eye)
I do not believe there is a letter "world" in the english alphabet
no be cause u suck
"C" whilc sounds like 'sea'.
The word you are looking for is elbow.
Yellow marrow is a body part. It begins with the letter y.
Lungs.
Neck
I
I
The butt is a body part that starts with b.