P1 EXAM Part II

Question 1

TRUE or FALSE.

Enzymes are the Chemical messengers of the body.

Answer 1

FALSE

Question 2

TRUE or FALSE.

Hormones are mainly made by the endocrine glands

Answer 2

TRUE

Question 3

TRUE or FALSE.

The Alpha cells of the pancreas produce insulin

Answer 3

FALSE

Question 4

TRUE or FALSE.

Beta cells are destroyed in Diabetes type 2

Answer 4

TRUE

Question 5

TRUE or FALSE.

Lipase Protease and Amylase are enzymes produced by the pancreas.

Answer 5

TRUE

Question 6

TRUE or FALSE.

Chronic smoking can cause Squamous dysplasia

Answer 6

TRUE

Question 7

TRUE or FALSE.

The normal respiratory tract epithelial lining is Pseudostratified columnar epithelium

Answer 7

FALSE

Question 8

TRUE or FALSE.

Dysplasia usually occurs due to alteration of genetic materials in the body

Answer 8

TRUE

Question 9

TRUE or FALSE.

Metaplasia usually occurs due to an irritating external stimulus

Answer 9

TRUE

Question 10

TRUE or FALSE.

Metaplasia cases are often reversible if stimulus is removed.

Answer 10

TRUE

Question 11

TRUE or FALSE.

CD4 cells are a type of B-cell lymphocytes

Answer 11

FALSE

Question 12

TRUE or FALSE.

Calor is one of the cardinal signs of Inflammation

Answer 12

TRUE

Question 13

TRUE or FALSE.

Cell injury occurs if the cells have the inability to adapt to stressful stimuli

Answer 13

TRUE

Question 14

TRUE or FALSE.

Dysoxia is the presence of low and abnormal oxygen in the tissues.

Answer 14

FALSE

Question 15

TRUE or FALSE.

A clot/plaque that travels in the blood vessels is known as an embolus

Answer 15

TRUE

Question 16

Classify each fixative below

Formalin

Answer 16

Aldehyde fixatives

Question 17

Classify each fixative below

Glutaraldehyde

Answer 17

Aldehyde fixatives

Question 18

Classify each fixative below

B5 fluid

Answer 18

Aldehyde fixatives

Question 19

Classify each fixative below

Zener’s fixative

Answer 19

Mercuric fixative

Question 20

Schaudin’s sublimated alcohol

Answer 20

Mercuric fixative

Question 21

Carnoy’s fluid

Answer 21

Alcoholic fixatives

Question 22

Newcomer’s fluid

Answer 22

Alcoholic fixatives

Question 23

Brasil’s fluid

Answer 23

Picric fixatives

Question 24

Bouin’s fluid

Answer 24

Picric fixatives

Question 25

Orth's fluid

Answer 25

Chromate fixative

Question 26

Formol-saline

Answer 26

Aldehyde fixatives

Question 27

Formol-sublimate

Answer 27

Aldehyde fixatives

Question 28

Formol-calcium

Answer 28

Aldehyde fixatives

Question 29

10% NB formalin

Answer 29

Aldehyde fixatives

Question 30

Gendre's fluid

Answer 30

Aldehyde fixatives

Question 31

All of the ff. Are Characteristics of a Good Fixative; except: a. It must penetrate the tissue rapidly b. It must harden the tissue. c. It most render the tissue sensitive to the next steps of processing d. It should allow the tissue to be stored for a long time e. None of the choices

Answer 31

e. None of the choices

Question 32

Formalin is: a. solution of distilled water and glutaraldehyde b. A solution of formaldehyde liquid in gas c. A solution of formaldehyde gas in water d. A combination of formaldehyde and glutaraldehyde e. All of the above are true of formalin

Answer 32

d. A combination of formaldehyde and glutaraldehyde

Question 33

Paraformaldehyde is a white substance formed due to polymerization of formaldehyde. This needs to be removed to avoid unwanted deposits in the slides, which solution below is best for removing the said substance? a. Ethanol b. Methanol c. Xylene d. Toluene e. Ammonia water

Answer 33

e. Ammonia water

Question 34

Formalin usually is buffered using: a. Litmus paper b. pH balancer c. Phosphate buffer d. Methanol e. Ammonia water

Answer 34

c. Phosphate buffer

Question 35

Formalin pigment is a brown granular material formed by the action of formalin in excess of blood. It is removed by: a. Adding methanol b. Adding more time to fix c. Addition of picric acid d. d. Addition of ammonia water e. e. None of the choices

Answer 35

c. Addition of picric acid