BIO 117 EXAM 1 QUESTIONS AND
ANSWERS 100% CORRECT!!!
, Anatomy - ANSWER The branch of biological sciences that studies the structure of the
body or the "what?" "What" are we looking at: a heart, a lung, a kidney, etc.?
Physiology - ANSWER Study of function.
The "How"
How do processes occur in our body? How does blood get oxygen? How does food get
broken down?
Pathophysiology - ANSWER the study of how disease processes affect the function of
the body. "when things go wrong"
Homeostasis - ANSWER A tendency to maintain a balanced or constant internal state;
the regulation of any aspect of body chemistry, such as blood glucose, around a
particular level
Think of a thermostat
Negative feedback - ANSWER A type of regulation that responds to a change in
conditions by initiating responses that will counteract the change. Maintains a steady
state.
"Turning something on or off as needed.
Levels of organization - ANSWER atom, molecule, cell, tissue, organ, organ system,
organism
Atom - ANSWER Basic unit of matter (H,C,O, Na+, K+, Ca2+, etc.)
Molecules - ANSWER Groups of two or more atoms held together by chemical bonds
(H2O, O2, CO2, etc.)
Cells - ANSWER Bone, nerve, skin, muscle, etc.
Tissues - ANSWER muscle, connective, epithelial
Organs - ANSWER Heart, lungs, kidneys, brain, etc.
Organ system - ANSWER Cardiovascular, respiratory, etc.
Organism - ANSWER The Human
Proximal - ANSWER Closer to the point of attachment
ANSWERS 100% CORRECT!!!
, Anatomy - ANSWER The branch of biological sciences that studies the structure of the
body or the "what?" "What" are we looking at: a heart, a lung, a kidney, etc.?
Physiology - ANSWER Study of function.
The "How"
How do processes occur in our body? How does blood get oxygen? How does food get
broken down?
Pathophysiology - ANSWER the study of how disease processes affect the function of
the body. "when things go wrong"
Homeostasis - ANSWER A tendency to maintain a balanced or constant internal state;
the regulation of any aspect of body chemistry, such as blood glucose, around a
particular level
Think of a thermostat
Negative feedback - ANSWER A type of regulation that responds to a change in
conditions by initiating responses that will counteract the change. Maintains a steady
state.
"Turning something on or off as needed.
Levels of organization - ANSWER atom, molecule, cell, tissue, organ, organ system,
organism
Atom - ANSWER Basic unit of matter (H,C,O, Na+, K+, Ca2+, etc.)
Molecules - ANSWER Groups of two or more atoms held together by chemical bonds
(H2O, O2, CO2, etc.)
Cells - ANSWER Bone, nerve, skin, muscle, etc.
Tissues - ANSWER muscle, connective, epithelial
Organs - ANSWER Heart, lungs, kidneys, brain, etc.
Organ system - ANSWER Cardiovascular, respiratory, etc.
Organism - ANSWER The Human
Proximal - ANSWER Closer to the point of attachment
