1.Cell and Tissue Intro

Question 1

Structures that have a net positive charge are what acidophilic or basophilic?

Answer 1

acidophilic

Question 2

Structures that have a net negative charge are what acidophilic or basophilic?

Answer 2

basophilic

Question 3

RBC cytoplasm due to Hb, Collagen Fibers, Mitochondria, Lysosomes are acidophilic or basophilic?

Answer 3

acidophilic

Question 4

Nuclei, RER, and Extracellular matrix are acidophilic or basophilic?

Answer 4

basophilic

Question 5

a basic dye- stains the cell nucleus blue and other acidic structures

Answer 5

hematoxylin

Question 6

an acid dye- stains the cytoplasm red and collagen pink

Answer 6

eosin

Question 7

Stain that is based on the oxidative acion of periodic acid (HIO4) on 1,2 glycol groups present in the glucose residues

Answer 7

PAS Stain

Question 8

Stain that gives rise to aldehyde groups that react with Schiff’s reagent, producing a new complex compound with a purple or magenta color?

Answer 8

PAS stain

Question 9

PAS identifies what specifically? Why?

Answer 9

the basement membrane due to carbohydrates

Question 10

Term for wide variety of sugar-containing macromolecules in the body

Answer 10

glycoconjugates

Question 11

Elastic fibers stain well with what?

Answer 11

Fe Hematoxylin- blue/black

Question 12

Elastin contains two unusual amino acids ____ and ____?

Answer 12

desmosine and isodesmosine

Question 13

What can be easily stained black by impregnation with silver(Ag) salts?

Answer 13

Reticular Fibers

Question 14

Define argyrophilic

Answer 14

affinity for silver salts (reticular fibers)