instrumentation

Question 1

3 essential parts of a microtome

Answer 1

block holder
knife and knife carrier
pawl, ratchet feed wheel & adjustment screws

Question 2

simplest among the microtomes

Answer 2

rocking

Question 3

microtome used for celloidin-embedded sections

Answer 3

sliding

Question 4

microtome invented in 1789

Answer 4

sliding by adam

Question 5

when was freezing microtome invented and who invented it?

Answer 5

1848; queckett

Question 6

microtome used in electron microscope

Answer 6

ultrathin

Question 7

cryostat is used in

Answer 7

fresh tissue microtomy

Question 8

honing-

Answer 8

hard sharpening
nicks
heel to toe

Question 9

hone with much more coarse effect

Answer 9

fine carborundum

Question 10

enumerate the three knives

Answer 10

plane concave- 25mm
biconcave- 120mm
plane wedge- 100 mm

Question 11

what temp is infiltration process maintained

Answer 11

55-60

Question 12

refractive index of a slide

Answer 12

1.518

Question 13

drying process is maintained at 56-60 degrees for how long?

Answer 13

2 hours

Question 14

perfect angle

Answer 14

15 degrees

Question 15

bevel angle

Answer 15

27-32 degrees

Question 16

clearance angle

Answer 16

5-10

Question 17

slide measurement

Answer 17

76mmx25mm

Question 18

hone for manual sharpening

Answer 18

belgium yellow

Question 19

most common type of microtome for routine

Answer 19

rotary

Question 20

most common microtome for rapid preparations

Answer 20

cryostat/cold microtome

Question 21

inventor of rocking microtome

Answer 21

padwell trefall

Question 22

most dangerous type of microtome

Answer 22

sliding

Question 23

what year was minot microtome invented

Answer 23

1885-86

Question 24

hone that gives a more polishing effect

Answer 24

arkansas

Question 25

t/f: freezing microtome is used for undecalcified and unembedded tissues in frozen state

Answer 25

f- undehydrated and unembedded

Question 26

two types of sliding microtome

Answer 26

base sledge | standard sliding

Question 27

two microtomes used for paraffin embedded tissues

Answer 27

rotary and rocking

Question 28

a type of sliding microtome with a stationary knife

Answer 28

base sledge