MODULE 1 & 3 Flashcards
pre-existing cells
rudolf virchow
sarcode
felix dujardin
protoplasm
jan evangelista purkinje
discovered cell through cork
robert hooke
animalcules
anton van leeuweenhoek
cellulae
robert hooke
latin for “little rooms”
cellulae
discovered the nucleus
robert brown
found moving protist
anton van leeuweenhoek
discovered the internal substances of living cells
felix dujardin
described the substance found inside the cell
protoplasm
established the theory that plants are made up of cells
mathias schleiden
theorized that animals are made up of cells
theodore schwann
use to magnify objects that cannot be seen by the naked eye
microscope
the oldest and most used instrument which uses the light and lenses to observe and magnify objects
light microscope
what year did microscopy started? and what place?
14th century. italy.
the people assembled an apparatus by placing two lenses in one tube
hans lippershey and zacharias janssen
enumerate the mechanical parts of the microscope
draw tube. body tube. revolving nosepiece. fine adjustment knob. arm. inclination joint. pillar. base. coarse adjustment knob. stage. stage clip
enumerate the illuminating parts
mirror. iris diaphragm. condenser.
enumerate the magnifying parts.
ocular eyepiece. objectives.
10x
low power objective
40x to 45x
high power objective
100x
oil immersion objective
can be use to better visualize cells and cell components under a microscope
cell staining