Math

Question 1

1 tsp = how many mL

Answer 1

5 mL

Question 2

1 tbsp = how many mL

Answer 2

15 mL

Question 3

1 fluid ounce = x mL

Answer 3

30 mL

Question 4

1 kg = x lbs

Answer 4

2.2 lbs

Question 5

1 oz = x grams

Answer 5

28.4 grams

Question 6

1 lb= x grams

Answer 6

454 grams

Question 7

1 in = x cm

Answer 7

2.54 cm

Question 8

1 mEq = x mmol for monovalent ions and ex of monovalent ions

Answer 8

1 mmol

K+, Na+

Question 9

1 mEq = x mmol for divalent ions and example of divalent ions

Answer 9

0.5 mmol

Ca++

Question 10

x mcg per mg

Answer 10

1000 mcg

Question 11

what is the gram/mL of NS

Answer 11

0.9 g per 100 mL

Question 12

What is the w/v of D5W

Answer 12

5% or 5 g per 100 mL

Question 13

% w/v

Answer 13

grams/100mL

Question 14

% v/v

Answer 14

mL/100mL

Question 15

%w/w

Answer 15

grams/100grams

Question 16

Specific gravity =

Answer 16

grams/mL but is unitless

Question 17

specific gravity is equivalent to what

Answer 17

density, but density has units (g/mL)

Question 18

Define osmolarity

Answer 18

the measure of total number of particles (or solutes) per liter of solution, defines as osmoles/liter. solutes can either be ionic (such as NaCl, which dissociates into two solutes insolution, Na and Cl) or non-ionic, which do not dissociate (such as glucose and urea)

Question 19

mOsmol/L =

Answer 19

wt of substance (g/L) / MW (g/mole) x (# of particles) x1,000

Question 20

of dissociation particles for Dextrose

Answer 20

1

Question 21

of dissociation particles for mannitol

Answer 21

1

Question 22

of dissociation particles for KCL

Answer 22

2

Question 23

of dissociation particles for NaCl

Answer 23

2

Question 24

of dissociation particles for sodium acetate

Answer 24

2

Question 25

of dissociation particles for mag sulfate

Answer 25

2

Question 26

of dissociation particles for CaCl2

Answer 26

3

Question 27

of dissociation particles for Na citrate

Answer 27

4

Question 28

Define isotonic

Answer 28

osmolality is same as blood ~300 mOsmol/kg

Question 29

What happens if osmolality is higher in one cellular compartment

Answer 29

cause water to move from lower to higher concentration of solutes. fluid will flow into the vein resulting in edema, inflammation, phlebitis and possible thrombosis

Question 30

mole =

Answer 30

g/MW

Question 31

mmol=

Answer 31

mg/MW

Question 32

mEq =

Answer 32

mg x valence / MW or mmols x valence

Question 33

Valence of ammonium cl

Answer 33

1

Question 34

Valence of KCL

Answer 34

1

Question 35

Valence of K gluconate

Answer 35

1

Question 36

Valence of sodium acetate

Answer 36

1

Question 37

Valence of Na bicarbonate

Answer 37

1

Question 38

Valence of NaCl

Answer 38

1

Question 39

Valence of Ca carbonate

Answer 39

2

Question 40

Valence of CaCl

Answer 40

2

Question 41

Valence of ferrous sulfate

Answer 41

2

Question 42

Valence of mag sulfate

Answer 42

2

Question 43

BMI =

Answer 43

weight (kg) / height (m^2)

Question 44

IBW (males)

Answer 44

50 kg + (2.3 kg)(# inches > 5ft)

Question 45

IBW (females)

Answer 45

45.5 + (2.3 kg) (# inches > 5ft)

Question 46

AdjBW =

Answer 46

IBW + 0.4 ( TBW - IBW)

Question 47

1mg = x mcg

Answer 47

1000

Question 48

Cockcroft-gault equation

Answer 48

[140-age / 72 x SCr ] x weight in kg (x0.85 if female)

Question 49

if something becomes more acidic what is happening to the protons and the pH

Answer 49

concentration is increasing and pH is decreasing

Question 50

anion gap equation

Answer 50

Na-Cl-HCO3

Question 51

conversion between aminophylline and thophyline

Answer 51

remember ATM | aminophylline to theophyline multiply by 0.8

Question 52

ANC calculation

Answer 52

ANC = WBC x [(%segs + % bands)/100]