Lec 17/18

Question 1

T/F Solutions are most frequently used in the ear

Answer 1

true

Question 2

T/F Many otic preparations are self-preserving because of the high concentration of solvents such as glycerin, propylene glycol, polyethylene glycols, ethanol, isopropyl alcohol et

Answer 2

true

Question 3

vehicles used for the ear include: (select all that apply)

a. methylcarboxycellulose
b. glycerin
c. propylene glycol
d. menthol
e. polyethylene glycol
f. EDA
g. carbamide
h. water
i. alcohol
j. petrolium
k. vegetable oil
l. mineral oil

Answer 3

b,c,e,h,i,k,l

Question 4

define hygroscopicity

Answer 4

absorbing moisture from an inflamed area to relieve inflammation

Question 5

T/F Excessive cerumen (ear wax) is one of the most prevalent otic disorders

Answer 5

true

Question 6

Normal nasal secretions have a pH in the range of?

Answer 6

5.5 to 6.5

Question 7

how long are rectal suppositories?

Answer 7

32 mm

Question 8

how much do adult rectal suppositories weigh?

Answer 8

2g

Question 9

how much do vaginal suppositories weigh?

Answer 9

5g

Question 10

how much do urethral suppositories weigh? (male and femal)

Answer 10

male: 4g
female: 2g

Question 11

cocoa butter is used as?

Answer 11

a lubricant for suppositories

Question 12

polyethylene glycol base is used as?

Answer 12

a lubricant for suppositories

Question 13

glycerinated gelatin base is used as?

Answer 13

a lubricant for suppositories

Question 14

Cocoa butter suppositories must be stored below ___ C and preferably in the fridge

Answer 14

25 degrees

Question 15

Glycerinated gelatin suppositories can be stored at?

Answer 15

room temp

Question 16

PEG suppositories can be stored at?

Answer 16

room temp