Chapter 6. Basic Review of Mathematics

Chapter 6. Basic Review of Mathematics

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

Problem

 

1. The nurse is caring for a client on peritoneal dialysis. During a dialysis session, 2,000 mL of dialysate solution was infused and 1850 mL returned. The client consumed 1 cup of coffee, 120 mL of apple juice, and 1 bowl of oatmeal without milk. Calculate the client’s intake in mL.

 

2. While caring for a client on a 1,700-calorie diet restriction, the nurse notes the client has consumed 415 calories for breakfast. If 300 calories are allotted for beverages and snacks, how many calories remain for the client’s meals?

 

3. The nurse is caring for a client who takes lisinopril (Zestril) 10 mg tid. Discharge orders include a prescription for a 30-day supply. How many pills will be in the bottle when the prescription is filled?

 

4. A young girl is started on 5 mg of paroxetine (Paxil) daily. The pharmacy provides 10-mg tablets. How much will the nurse provide?

Answer Section

 

PROBLEM

 

1. ANS:

510 mL

 

PTS:   1                    DIF:    Moderate       TOP:   Therapeutic Classification: NA

KEY:  Application    MSC:  NCLEX Category: Basic Care and Comfort

NOT:  See Addition Calculations (p. 79–80): The client has 150 mL dialysate solution, 240 mL coffee, 120 mL juice. 150 + 240 + 120 is 510 mL.

 

2. ANS:

985 calories

 

PTS:   1                    DIF:    Moderate       TOP:   Therapeutic Classification: NA

KEY:  Application    MSC:  NCLEX Category: Basic Care and Comfort

NOT:  See Subtraction Calculations (p. 80–81): 1,700 calories allowed each day, minus the calories for breakfast (415) and snacks (300) is written as: 1,700 – 715 and totals 985.

 

3. ANS:

90 pills

 

PTS:   1                    DIF:    Easy               TOP:   Therapeutic Classification: Antihypertensive

KEY:  Application    MSC:  NCLEX Category: Pharmacological Therapies

NOT:  See Multiplication Calculations (p. 81): Tid means three times per day, so the client will take 3 pills per day for 30 days (3 x 30), totaling 90 pills.

 

4. ANS:

1/2 pill

 

PTS:   1                    DIF:    Easy               TOP:   Therapeutic Classification: Antidepressants

KEY:  Application    MSC:  NCLEX Category: Pharmacological Therapies

NOT:   See Adding Fractions (p. 87): Sometimes a patient is required to take partial tablets. The dose is one-half (5 divided by 10) the available pill, so 1/2 pill is given