Methods & Cytoplasm

Question 1

Which of the following organelles serves as the site for the
beta oxidation of VERY LONG FATTY ACID CHAINS?

A. smooth ER
B. mitochondrion
C. lysosomes
D. peroxisomes
E. rough ER

Answer 1

D. peroxisomes

Question 2

Which of the following organs or cells will demonstrate clear inclusion bodies in their cytoplasm that contains stored forms of glucose (glycogen)?

A. liver
B. skin
C. brain
D. heart
E. cholesterol

Answer 2

A. liver

Question 3

Which of the following organelles is known to have two sets of membrane?

O rough endoplasmic reticulum
O peroxisome
O lysosome
O mitochondrion
O early endosome

Answer 3

mitochondrion

Question 4

Which of the following organelles serves as the site for the beta oxidation of VERY LONG FATTY ACID CHAINS?

O smooth ER
O mitochondrion
O lysosomes
O peroxisomes
O rough ER

Answer 4

peroxisomes

Question 4

Which of the following organs or cells will demonstrate clear inclusion bodies in their cytoplasm
that contains stored form of glucose?
O liver
O skin
O brain
O heart
O cholesterol

Answer 4

O liver

Question 4

Site for glycolysis
O cristae
O intermembrane space
O cytosol
O mitochondrial matrix
O outer mitochondrial membrane

Answer 4

O cytosol

Question 5

The engulfment of bacteria and yeast cells by white
blood cells is termed as
A. pinocytosis
B. active transport
C. passive transport
D. phagocytosis

Answer 5

D. phagocytosis

Question 5

Which of the following organelles is known to have
two sets of membrane?
O rough endoplasmic reticulum
O peroxisome
O lysosome
O mitochondrion
O early endosome

Answer 5

O mitochondrion

Question 6

powerhouse of the cell

O mitochondrion
O peroxisomes
O lysosomes
O smooth ER
O rough ER

Answer 6

O mitochondrion

Question 6

Which of the following organelles is primarily involved in autophagy?
O lysosomes
O mitochondrion
O smooth ER
O rough ER
O peroxisomes

Answer 6

O lysosomes

Question 6

What is the most abundant component of the human cell membrane?

O integral protein
O phospholipid
O carbohydrates
O peripheral protein
O cholesterol

Answer 6

O phospholipid

Question 7

Site for glycolysis
O cristae
O intermembrane space
O cytosol
O mitochondrial matrix
O outer mitochondrial membrane
O cholesterol

Answer 7

O cytosol

Question 8

The engulfment of bacteria and yeast cells by white
blood cells is termed as
O pinocytosis
O active transport
O passive transport
O phagocytosis

Answer 8

O phagocytosis

Question 9

Which of the following organelles serve as a site for beta
oxidation of very long chain of fatty acids?
O roughER
O smoothER
O peroxisomes
O lysosomes
O mitochondrion

Answer 9

O peroxisomes

Question 9

Transfer of maternal IgGs to the fetal circulation through the
placenta is an example of
O endocytosis
O pinocytosis
O transcytosis
O phagocytosis

Answer 9

O transcytosis

Question 10

Histamine is stored in the granules in the cytoplasm of mast
cells. They are only released if an allergen will bind to the lg&
receptors on the surface of the mast cells. This is an example
of regulated secretory pathway of protein release.
O TRUE
O FALSE

Answer 10

TRUE

Question 11

What protein accumulates on the cytoplasmic side of the
membrane after the ligand will bind to the receptor in
receptor-mediate endocytosis
O porin
O ankyrin
O clathrin
O ikawparin yieeeee
O spectrin

Answer 11

O clathrin

Question 12

This organelle is known to contain 9 sets of triplets of
microtubules
O the organelle that serves as site for beta oxidation of
medium fatty acids
O organelle that is continuous with the outer nuclear
membrane
O organelle that functions to produce a component of the
myelin sheath
O the organelle that synthesizes spindle fibers
O organelle that contains digestive enzymes

Answer 12

O the organelle that synthesizes spindle fibers - centrioles

Question 13

Which of the following statements is NOT TRUE about
Golgi apparatus?
O modifies, stores and packages proteins produced from the
rough ER
O transports proteins out of the cell in retrograde pathway
O consists of sac like structures called cisterns
O coatomer proteins facilitate both the forward and retrograde
pathway
O proteins from the rough ER enters the Golgi apparatus via
the cis face

Answer 13

O transports proteins out of the cell in retrograde pathway

Question 14

The organelle that sequesters calcium in muscles is a
specialized form of
O smooth ER
O lysosomes
O peroxisomes
O rough ER
O mitochondrion

Answer 14

O smooth ER

Question 15

Which of the following statements is NOT TRUE about
Rough ER?
O has presence of ribosomes
O functions for protein synthesis
O has the cytochrome p450 enzymes for drug metabolism
O continuous with the outer nuclear membrane
O has saccular-shaped cisterns

Answer 15

O has the cytochrome p450 enzymes for drug metabolism

Question 16

This organelle is involved in the elimination of damaged
organelles through the process called autophagy
O lysosomes
O rough ER
O mitochondrion
O peroxisomes

Answer 16

O lysosomes

Question 17

Cristae are associated with
O lysosomes
O rough ER
O mitochondrion
O endosomes
O peroxisomes

Answer 17

O mitochondrion

Question 18

Intermembrane space is found in
O organelle that has catalase -peroxisome
O organelle that functions to produce a component of the
myelin sheath
O organelle that contains digestive enzymes - lysosome
O organelle that has cristae- mitochondria

Answer 18

O organelle that has cristae- mitochondria

Question 19

What enzyme is responsible for the breakdown of hydrogen
peroxide produced by the mitochondrion which can be
damaging to the tissues?
O lipase
O amylase
O coagulase
O porinase
O catalase

Answer 19

O catalase

Question 20

The storage form of glucose in hepatocytes and skeletal
muscles appear.
O brown
O green
O colorless
O red
O blue-purple

Answer 20

O colorless

Question 21

Gather light that passes through the specimen
O Condenser lens
O Ocular lens
O Objective lens
O All of the choices
O Projection lens

Answer 21

O Objective lens

Question 21

The following are acidic dyes, except
O None of the choices
O Aniline Blue
O Pyrogine G
O Eosin
O Orange G

Answer 21

O Pyrogine G

Question 21

Which of the following does not exhibit basophilia
O Ergastoplasm
O Heterochromatin
O Extracellular fiber
O Nucleoli
O None of the choices

Answer 21

O Extracellular fiber

Question 21

Commonly used to visualize the nuclei
O All of the choices
O Immunohistochemistry
O PAS technique
O Enzyme histochemistry
O Hematoxylin

Answer 21

O Hematoxylin

Question 22

Best choice for examining the entire tissue or organ
O Electron microscopy
O Both choices are wrong
O Both choices are correct
O Light microscopy

Answer 22

O Light microscopy

Question 23

The nucleoli will take up what type of dye

Answer 23

BASOPHILIC DYE