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Ivy Tech Aphy 101 Midterm Exam|Questions And 100% Correct Answers|Latest !!!!2026|Graded A+| (Exam Ready)

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IVY TECH APHY 101 MIDTERM EXAM|QUESTIONS AND 100% CORRECT ANSWERS|LATEST !!!!2026|GRADED A+| (EXAM READY)

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AND 100% CORRECT ANSWERS|LATEST



Explain the difference between the study of Anatomy and the study of Physiology -
ANSWER Anatomy is the study of structure of body parts/Physiology is the study of
function of body parts



Name and define the levels of organization of life - ANSWER Organelles, cells,
tissues, organs, and organ systems



Define Metabolisim - ANSWER The sum of all physical and chemical events that
obtain, release, and utilize energy



Define Homeostasis. How does a homeostatic mechanism maintain homeostasis? -
ANSWER The body's maintenance of a stable internal environment.

Depend on normal concentrations of water, nutrients, and oxygen, and normal body
temperature and pressure



What is meant by negative feedback? How does negative feedback affect homeostatic
mechanisms? - ANSWER Works to correct a deviation from a set point (Tries to get
back to the set point/normal)



Describe the structure of a serous membrane - ANSWER Smooth membrane
consisting of 2 layers of epithelial cells which secrete serous fluid



What are signs of aging at the cellular level? - ANSWER Impaired cell division and
the ability to break down and recycle worn cell parts



1

, What is meant by anatomical position? - ANSWER Universal body position: Standing
erect, facing forward, upper limbs at the sides, palms facing forward and thumbs out.



Explain why chemistry is an important part of the study of Physiology -
ANSWER Body functions depend on cellular functions that, in turn, result from
chemical changes



Atom - ANSWER The smallest unit of matter that defines the chemical elements



Element - ANSWER Fundamental substances in which all matter is composed of



Molecule - ANSWER 2 or more atoms may combine to form a molecule



Compound - ANSWER A substance made from two or more elements chemically
combined



Name the bulk elements of the body - ANSWER Carbon, Hydrogen, Oxygen,
Nitrogen, Sulfur, and Phosphorus



What do atomic number and atomic weight of an atom represent? -
ANSWER Atomic Number is the number of protons in the atoms of a particular
element/Atomic Weight is the number of protons plus the number of neutrons in each of an
element's atoms



Define Ion. How do we indicate in a molecular formula if an atom is an ion? -
ANSWER Ions are atoms that gain or lose electrons and become electrically charged



Isotope - ANSWER An isotope is an atom that have the same atomic numbers but
different atomic weights



2

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