PRELIM 1ST SEM

Question 1

Used to see object under study

Answer 1

Eyepiece or Ocular lens

Question 2

Connect s eyepiece to the objective lenses

Answer 2

Tube or Body tube

Question 3

has holders for the different objective lenses; allows rotation of the lenses when viewing

Answer 3

Revolving nosepiece

Question 4

there are at least 3-4 of these found on a microscope with different ranges of powers

Answer 4

Objective lenses

Question 5

helps in controlling the amount of of light passing through the opening of the stage

Answer 5

Diaphragm

Question 6

used for focus on scanning and low power lenses

Answer 6

Coarse Adjustment Knob

Question 7

used for focus on oil and high power lenses

Answer 7

Fine adjustment knob

Question 8

supports the tube of microscope and connects to the base of the microscope

Answer 8

Arm

Question 9

the platform that is used for placing the slides under observation

Answer 9

Stage

Question 10

holds the slides in place

Answer 10

Stage Clips

Question 11

focuses the light on the specimen

Answer 11

Condenser

Question 12

provides support for the micrscope

Answer 12

Base

Question 13

turns the illumination on or off

Answer 13

Power switch

Question 14

controls movement of substances into and out of the cell

Answer 14

Plasma Membrane

Question 15

folds of the plasma membrane that increase the surface area of the cell to increase absorption or secretion

Answer 15

Microvilli

Question 16

contains DNA molecules and nucleolus

Answer 16

Nucleus

Question 17

assembly site for ribosomes

Answer 17

Nucleolus

Question 18

long thin strand of nucleus composed of one DNA molecule and associated proteins

Answer 18

Chromatin

Question 19

area of the cell that includes cytosol and organelles

Answer 19

Cytoplasm

Question 20

fluid portion of the cytoplasm

Answer 20

Cytosol

Question 21

makes ATP via aerobic cellular respiration

Answer 21

Mitochondria

Question 22

site of protein synthesis

Answer 22

Ribosomes

Question 23

processes and transports proteins made at attached ribosomes
; synthesizes phospholipids

Answer 23

Rough Endoplasmic Reticulum

Question 24

fatty acid and steroid synthesis; detoxifies toxic substances

Answer 24

Smooth Endoplasmic Reticulum

Question 25

receives and modifies proteins from RER; sorts & transports them

Answer 25

Golgi Complex

Question 26

secretes substances outside the cell by exocytosis

Answer 26

Secretory Vesicles

Question 27

enzymes digest & recycle worn out organelles & substances entering the cell

Answer 27

Lysosome

Question 28

produce hydrogen peroxide; detoxify harmful substances

Answer 28

Peroxisome

Question 29

maintain cell shape & involved in cell movement & movement of organelles

Answer 29

Cytoskeleton

Question 30

form mitotic spindle; needed to form cilia & flagella

Answer 30

Centrosome

Question 31

abundant, hair-like cell projections that move fluids & particles along the cell surface

Answer 31

Cilia

Question 32

long cell projection; whip like motion moves sperm

Answer 32

Flagella

Question 33

intracellular fluid

Answer 33

Cytosol

Question 34

double membrane that separates the nucleus from the cytoplasm

Answer 34

Nuclear Envelope

Question 35

A small membranous sac that delivers proteins to the plasma membrane

Answer 35

Secretory Vesicles

Question 36

Organs found at the right hypochondriac region

Answer 36

Liver Right Kidney Gallbladder Large/Small Intestine

Question 37

Organs found at the left hypochondriac region

Answer 37

Liver’s tip Stomach Pancreas Left Kidney Spleen Large/Small Intestine

Question 38

Organs found at the right lumbar region

Answer 38

Ascending Colon Small intestine Right Kidney

Question 39

Organs found at the left lumbar region

Answer 39

Descending Colon Small intestine Left kidney

Question 40

Organs found at the right iliac region

Answer 40

Appendix Cecum Ascending Colon Small Intestine

Question 41

Organs found at the left iliac region

Answer 41

Sigmoid colon Descending Colon Small intestine

Question 42

Organs found at the epigastric region

Answer 42

Liver Stomach Spleen Duodenum Adrenal Glands Pancreas

Question 43

Organs found at the umbilical region

Answer 43

Duodenum Small Intestine Transverse Colon

Question 44

Organs found at the hypogastric region

Answer 44

Bladder Sigmoid colon Small intestine reproductive organs