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Alex Figueroa
Anatomy week 1-5
Question | Answer |
---|---|
The skeletal system is reponsible for production of | Blood |
Many similar cells specialize to perform a function is called | tissue |
mediastinum contains the following | trachea, venae cavae, and esophagus. |
anatomical position of the wrist is | superior |
from smallest to largest, the levels of organization of the body are | chemical, organelle, cellular, tissue, organ, system, organism. |
characteristics of life | breath, grow, excrete, reproduce, metabolize, move, and response to environment. |
what is hydrolysis | breaks down the compound by adding water molecule. |
increase of hydrogen causes | pH to go down and become more acidic. |
increase of hydroxide causes | ph to rises and become more basic. |
what is a chemical bond | a force holding to atoms together |
a total of protons in a nucleus equals to what | the "atomic number' and always = to the # of protons and # of electrons in orbit |
The water molecule has two distinct ends, each with a partial electrical charge. Because of this structure, water is said to be | polar |
96% of the human body is made of these elements | carbon, hydrogen, oxygen, nitrogen |
the subatomic particles that carry a charge are | protons and electons |
a molecule that is polar can | form a hydrogen bond and has an = charge. |
the following is not one of the major elements present in the human body | zinc |
subatomic electrical charge are | protons = positive, electrons = negative, and neutrons = no charge. |