Lab Mid-Term

cglisan's version from 2016-03-01 19:02

Section 1

Question Answer
BiologyStudy of living organisms
MorphologyBranch of biology that deals with form of living organisms
UnicellularHaving or consisting of a single cell
LeukocyteWhite blood cell that circulates in blood and body fluids that fights foreign substances
OrganelleStructure in the body with a specialized function
GastricOf the stomach
PathologyScience of the causes and effects of diseases
DermatitisInflammation of the skin
OsteocyteOsteoblast that has become embedded with the bone matrix
HypodermicRegion immediately beneath the skin
PseudoscienceCollection of beliefs mistakenly regarded as scientific method
IntercellularFluid between the cells
ExtracellularOutside the cell
HistopathologyStudy of tissues
IntracellularWithin a cell
MarcromoleculeLarge molecule

Section 2

Question Answer
ArmUsed as a handle to carry microscope
Objective LensLenses attached to nosepiece
CondenserConcentrates light on object
Ocular lensLens you look through
StagePlatform on which sides are placed
Revolving nosepiece Rotates to change objectives
Scanning objectiveShortest objective
High-power objectiveLongest objective
Fine-focusing knobControl knob used for sharp focusing
Coarse-focusing knobControl knob used for rough focusing
ContrastControls the amount of light entering the condenser
Lens paperTissue used to clean lenses
Prepared slideSlide with an attached cover glass

Section 3

Question Answer
ChloroplastSite of photosynthesis
ChromatinFilaments of DNA and protein
NucleusControl center of the cell
MitochondriaSites of aerobic cellular respiration
Cell WallPrimary support for plant cells
Nuclear EnvelopeSeparates the nucleus and cytoplasm
RibosomeSites of protein synthesis
LysosomesSacs of strong digestive enzymes
Golgi ComplexPackage materials in vesicles for export from the cell
Plasma MembraneControls passage of materials into and out of the cell
CytosolSemiliquid substance in which cellular organelles are embedded
Central vacuole Large fluid-filled organelle in mature plant cells
MicrotubulesChannels for movement of materials within cell
NucleolusAssembles precursors of ribosomes within nucleus
DNA/RNA Nuclear components containing genetic code controlling cellular processes

Section 4

Question Answer
ElementSubstance that cannot be broken down by chemical means into a smaller substance
AtomSmallest unit of an element that retains properties of an element
Compound 2+ elements
MoleculeSmallest unit of a compound that retains properties of one
IsotopesAtoms of an element that vary slightly in mass due to a different number of neutrons
Ionic bondsFormed between two ions by the attraction of opposite charges as a result of gaining/losing electrons
Covalent bondsFormed by the sharing of electrons
AcidIncreases concentration of hydrogen ions
BaseDecreases concentration of hydrogen ions
Iodine TestTests for starch
Benedict's testtests for reducing sugars
Paper Spot/Sudan IV TestTests for lipids
Biuret TestTests for proteins