A&P 2 LAB EXAM 1 FALL 2016 Flashcards
List parts of Microscope
- OCCULAR LENS OR EYE PIECE
REVOLVING NOSE PIECE
OBJECTIVE LENS
STAGE CLIPS
MECHANICAL STAGE
CONDENSER
IRIS DIAPHRAGM, LIGHT SOURCE, BODY TUBE OR HEAD
ARM, COARSE ADJUSTMENT KNOB, FINE ADJUSTMENT KNOB, BASE
MICROSCOPE THE EYE PIECE
OCULAR LENS
CONCENTRATES THE LIGHT INTO SPECIMEN
CONDENSER
OPENS AND CLOSES TO REGULATE THE LIGHT
IRIS DIAPHRAM
MOVES STAGE FORWARD, BACK, LEFT AND RIGHT
STAGE ADJUSTMENT KNOB
PLATFORM FOR THE SLIDE
STAGE
RHEOSTAT
LIGHT INTENSITY CONTROL
ROTATES TO CHANGE OBJECTIVE LENSES
NOSEPIECE
USED FOR PRECISION FOCUSING
THE EYEPIECE
USED TO MOVE THE STAGE UP OR DOWN
COURSE ADJUSTMENT KNOB
HOLD THE SLIDE IN PLACE ON THE STAGE
SLIDE CLIPS
HOW WAS THE LETTER E SEEN AT 4X, 10X, 40X POWER?
4X POWER = SMALL
10X POWER = MEDIUM
40X POWER = VERY LARGE
RESOLUTION “RESOLVING POWER? “
MICROSCOPE RECOGNIZE OBJECTS THAT ARE CLOSER TOGETHER
WHAT IS THE TOTAL MAGNIFICATION OF A COMPOUND LIGHT MICROSCOPE
FORMULA= OCULAR X OBJECTIVE LENS= TOTAL MAGNIFICATION SEE EXMP
4X . 10 = 40X
10X . 10 = 100X
40X . 10 = 400X
100X . 10 = 1000X
LAB ONE LEARNING OUTCOMES
- . USE THE COMPOUND LIGHT MICROSCOPE IN A LABORATORYSTTING
- KNOW AND IDENTIFY DIFFERENT PARTS OF COMPOUND LIGHT MICROSCOPE
- KNOW AND HANDLE PROPERLY THE MICROSCOPE IN THE LAB.
PURPOSE OF MICROSCOPE
MADE IT POSSIBLE FOR SCIENTIST TO STUDY MICROSCOPY
STRUCTURE THAT ARE TO SMALL TO SEE BY EYESIGHT
LIGHT MICROSCOPE IS ALSO KNOW AS
OPTICAL MICROSCOPE
LIGHT MICROSCOPE CAN BE SIMPLE, OR COMPOUND
SIMPLE = SINGLE LENS
COMPOUND = LIGHT PASSES THRUGH A SERIES OF LENSES.
PARFOCAL
ASK FOR HELP THIS IS PAGE 5
FOCUSING
FIND THE SHARPEST AND LARGEST IMAGE TO STUDY
DETAILS OF SPECIMENT
LAB TWO LEARNING OUTCOMES
LIST THE FUNCTION OF BLOOD
DESCRIBE THE COMPONENT OF BLOOD AND FUNCTION OF EACH
IDENTIFY THE FORMED ELEMENTS IN A BLOOD SMEAR
FORMED ELEMENTS ARE:
ERYTHROCYTES (ADULT MALE 4.5-6.3 MIL)
LEUKOCYTES. (ADULT FEMALE 4.2- 5.5 MIL)
PLATELETS ——- 150,000 – 500,000
WHITE BLOOD CELLS OR LEUKOCYTES ARE
BASOPHILS EOSINOPHILS NEUTROPHILS LYMPHOCYTES MONOCYTES
NEUTROPHILS LIST FUNCTIONS
- PHAGOCYTIC CELLS - EAT PATHOGENS
AND CELL DEBRI IN INFECTED OR INJURY SITES - DESTROY BACTERIA
- LEAVE BLOODSTREAM & ENTERS TISSUE
- SECRETE CYTOTOXIC SUBSTANCES