Question

 How many cells are in a human body?

Answer There is no consensus among scientists and researchers on the estimated amount of cells in a human body. Some sources estimate that the average adult human is composed of 10 trillion cells, while ... Read More »
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Top Q&A For: How many cells are in a human body

How many parts are in the human body?

The human body has eleven systems, according to the book "Principles of Human Anatomy, 9th Ed.," by Gerard Tortora. These consist of the integumentary (skin), skeletal, muscular, cardiovascular, ly... Read More »
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How many nerve cells are in a human body?

Nerve cells, or neurons, carry electrical messages to and from the brain. Scientists do not yet know the average number of neurons in the human body; past estimates range from 10 billion to 1 trill... Read More »
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How many skeletal muscles are in the human body?

Because of conflicting expert opinions, there are either 639 or 640 skeletal muscles in the human body depending on who you ask. The definition of what constitutes a distinct muscle is still up for... Read More »
http://www.answerbag.com/q_view/2417838

How many zygomatic bones are in the human body?

There are two zygomatic bones in the human body--one beneath and to the side of each eye. They form the bottom and side wall of the orbital orifice, and are also portions of the temporal and infrat... Read More »
http://www.answerbag.com/q_view/2028922


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