GTCC BIO 168 TEST 1 CHAPTERS 1-
4 QUESTIONS & ANSWERS(RATED
A+)
Anatomy - ANSWERStudy of structure
Physiology - ANSWERStudy of function
6 levels of organization - ANSWERAtomic, cellular, tissue, organ, organ system,
organism
Tissue definition - ANSWERGroups of cells with a primary function
Organ definition - ANSWERGroups of cells with many functions
Organism definition - ANSWERMultiple organ systems working together to maintain
the life form
Homeostasis - ANSWERlevels of organization working together to create a stable
environment
Receptor - ANSWERSenses a stimulus
Control Center - ANSWERReceived information from the receptor and processes the
stimulus
Effector - ANSWERResponds to the control center's indication
Electrons - ANSWERNegatively charged subatomic particles found in the electron
cloud
Mass Number - ANSWERmass of an atom equal to the number of protons + the
number of neutrons
Atomic Mass/Weight - ANSWERActual mass of an atom written below the element
on the periodic table
Atomic Number - ANSWERDefines the element and describes the number of
protons
Feedback Mechanisms - ANSWERThe control of biological reactions by the end
product of those reactants (Positive and Negative)
Negative Feedback - ANSWERStimulus produces a response that negates the
original stimulus (Ex- Dog barks, we yell, dog stops barking)
, Positive Feedback - ANSWERStimulus produces a response that enhances the
original stimulus (Ex- Get a cut, blood clots, blood keeps clotting until the cut is
sealed)
Anatomical Landmarks definition - ANSWERPalpable structures that are universal
landmarks for identification or areas of interest/injury
Abdominopelvic Regions - ANSWER
Abdominopelvic Quadrants - ANSWER
Anatomical Directions - ANSWERdirectional terms used for identification purposes
Transverse Plane - ANSWERDivides superior and inferior
Frontal Plane - ANSWERDivides anterior and posterior
Saggital plane - ANSWERDivides left and right
Body Cavities - ANSWERChambers lined by serous membranes
Ventral Body Cavities - ANSWERThoracic (Holds upper cavities including L& R
Pleural, Mediastinum, and Pericardial) and Abdominopelvic (holds inferior cavities
including pelvic and abdominal)
Visceral - ANSWERClose to
Parietal - ANSWERFar from
Peritoneum - ANSWERLining of the abdominal cavity
Pericardium - ANSWERLining of the pericardial cavity
Matter - ANSWERAnything that has mass and takes up space
Mass - ANSWERThe amount of matter in an object
Weight - ANSWERA measure of the force of gravity on an object
Elements - ANSWERThe simplest chemical substance
Atoms - ANSWERsmallest unit of matter
Protons - ANSWERPositively charged subatomic particles found in the nucleus of an
atom
Neutrons - ANSWERUncharged subatomic particle; found in the atomic nucleus
Isotopes - ANSWERThe varied atomic forms of an element
4 QUESTIONS & ANSWERS(RATED
A+)
Anatomy - ANSWERStudy of structure
Physiology - ANSWERStudy of function
6 levels of organization - ANSWERAtomic, cellular, tissue, organ, organ system,
organism
Tissue definition - ANSWERGroups of cells with a primary function
Organ definition - ANSWERGroups of cells with many functions
Organism definition - ANSWERMultiple organ systems working together to maintain
the life form
Homeostasis - ANSWERlevels of organization working together to create a stable
environment
Receptor - ANSWERSenses a stimulus
Control Center - ANSWERReceived information from the receptor and processes the
stimulus
Effector - ANSWERResponds to the control center's indication
Electrons - ANSWERNegatively charged subatomic particles found in the electron
cloud
Mass Number - ANSWERmass of an atom equal to the number of protons + the
number of neutrons
Atomic Mass/Weight - ANSWERActual mass of an atom written below the element
on the periodic table
Atomic Number - ANSWERDefines the element and describes the number of
protons
Feedback Mechanisms - ANSWERThe control of biological reactions by the end
product of those reactants (Positive and Negative)
Negative Feedback - ANSWERStimulus produces a response that negates the
original stimulus (Ex- Dog barks, we yell, dog stops barking)
, Positive Feedback - ANSWERStimulus produces a response that enhances the
original stimulus (Ex- Get a cut, blood clots, blood keeps clotting until the cut is
sealed)
Anatomical Landmarks definition - ANSWERPalpable structures that are universal
landmarks for identification or areas of interest/injury
Abdominopelvic Regions - ANSWER
Abdominopelvic Quadrants - ANSWER
Anatomical Directions - ANSWERdirectional terms used for identification purposes
Transverse Plane - ANSWERDivides superior and inferior
Frontal Plane - ANSWERDivides anterior and posterior
Saggital plane - ANSWERDivides left and right
Body Cavities - ANSWERChambers lined by serous membranes
Ventral Body Cavities - ANSWERThoracic (Holds upper cavities including L& R
Pleural, Mediastinum, and Pericardial) and Abdominopelvic (holds inferior cavities
including pelvic and abdominal)
Visceral - ANSWERClose to
Parietal - ANSWERFar from
Peritoneum - ANSWERLining of the abdominal cavity
Pericardium - ANSWERLining of the pericardial cavity
Matter - ANSWERAnything that has mass and takes up space
Mass - ANSWERThe amount of matter in an object
Weight - ANSWERA measure of the force of gravity on an object
Elements - ANSWERThe simplest chemical substance
Atoms - ANSWERsmallest unit of matter
Protons - ANSWERPositively charged subatomic particles found in the nucleus of an
atom
Neutrons - ANSWERUncharged subatomic particle; found in the atomic nucleus
Isotopes - ANSWERThe varied atomic forms of an element
