Question

match the names of the microscope parts in column a with the descriptions in column b. place the letter of your choice in the space provided. a column a a. adjustment knob (coarse) b. arm c. condenser d. eyepiece (ocular) e. field of view f. iris diaphragm g. nosepiece h. objective lens system i. stage j. stage (slide) clip column b 1. increases or decreases the light intensity 2. platform that supports a microscope slide 3. concentrates light onto the specimen 4. causes stage (or objective lens) to move upward or downward 5. after light passes through the specimen, it next enters this lens system 6. holds a microscope slide in position 7. contains a lens at the top of the body tube 8. serves as a handle for carrying the microscope 9. part to which the objective lenses are attached 10. circular area seen through the eyepiece

Explanation:

• a. The coarse adjustment knob moves the stage (or objective lens) up or down.
• b. The arm is used as a handle for carrying the microscope.
• c. The condenser concentrates light onto the specimen.
• d. The eyepiece contains a lens at the top of the body - tube.
• e. The field of view is the circular area seen through the eyepiece.
• f. The iris diaphragm increases or decreases the light intensity.
• g. The nosepiece is the part to which the objective lenses are attached.
• h. After light passes through the specimen, it next enters the objective lens system.
• i. The stage is the platform that supports a microscope slide.
• j. The stage (slide) clip holds a microscope slide in position.

Answer:

a. 4
b. 8
c. 3
d. 7
e. 10
f. 1
g. 9
h. 5
i. 2
j. 6