HOSA Medical Math
Conversions & Abbreviations
(Metric, English, and
Apothecary System) Test
questions and answers
PO or p.o.
by mouth, orally
subQ
subcutaneous (under the skin)
IM (not roman numeral)
intramuscularly (into a muscle)
IV (not roman numeral)
intravenously (into a vein)
QD or q.d.
every day
QH or q.h.
every hour
q.2.h
every 2 hours
q.3.h
every 3 hours
Copyright © 2021 Pearson Education, Inc.
, 2 Chapter 14: Voting and Apportionment
bid/b.i.d.
twice a day
tid/t.i.d
three times a day
qid/q.i.d.
four times a day
p.r.n.
as needed
What measurement system uses inch, foot, ounce, ton, drop, teaspoon, etc.
English
What measurement system uses meter, liters, grams, etc.
Metric
What measurement system uses grain, dram, minim, fluidram, fluidounce, etc.
Apothecary
drop
gtt or gt
1 tsp = ____ gtt
60 gtt
1 tbsp = ____ tsp
3 tsp
1 oz = ____ tbsp
2 tbsp
1 c = ___ oz
8 oz
1 pt = ____ c
2c
Copyright © 2021 Pearson Education, Inc.
Conversions & Abbreviations
(Metric, English, and
Apothecary System) Test
questions and answers
PO or p.o.
by mouth, orally
subQ
subcutaneous (under the skin)
IM (not roman numeral)
intramuscularly (into a muscle)
IV (not roman numeral)
intravenously (into a vein)
QD or q.d.
every day
QH or q.h.
every hour
q.2.h
every 2 hours
q.3.h
every 3 hours
Copyright © 2021 Pearson Education, Inc.
, 2 Chapter 14: Voting and Apportionment
bid/b.i.d.
twice a day
tid/t.i.d
three times a day
qid/q.i.d.
four times a day
p.r.n.
as needed
What measurement system uses inch, foot, ounce, ton, drop, teaspoon, etc.
English
What measurement system uses meter, liters, grams, etc.
Metric
What measurement system uses grain, dram, minim, fluidram, fluidounce, etc.
Apothecary
drop
gtt or gt
1 tsp = ____ gtt
60 gtt
1 tbsp = ____ tsp
3 tsp
1 oz = ____ tbsp
2 tbsp
1 c = ___ oz
8 oz
1 pt = ____ c
2c
Copyright © 2021 Pearson Education, Inc.
