HESI A2 Exam Questions

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101.

Select the meaning of the italicized word in the sentence below.

Many doctors believe that explaining the rationale behind a treatment plan can aid in the plan's effectiveness.

  • Underlying reason

  • Obscurity

  • Impact

  • Ambiguity

Correct answer: Underlying reason

A rationale is an underlying reason. By explaining the underlying reasons for the treatment, many doctors believe the treatment is more effective.

Obscurity means to conceal or to cover. Impact means an effect or an impression that one has on another. Ambiguity means doubtful or uncertain.

102.

Which of the following is known as a nerve tissue?

  • Neuroglia

  • Skeletal

  • Smooth

  • Cardiac

Correct answer: Neuroglia

Neuroglia is a nerve tissue that provides protection and support for the nerves.

Skeletal tissue, smooth tissue, and cardiac tissue are all types of muscle tissue.

103.

The midbrain, pons, and medulla make up the brain stem. Which of the following is a function of the medulla?

  • Maintains heart rate and breathing

  • Creates a level of consciousness for sleep

  • Interprets information used in sensory analysis

  • Regulates body movement, hearing, and vision

Correct answer: Maintains heart rate and breathing

The medulla maintains heart rate and breathing. The medulla is also known as the medulla oblongata.

The pons create a level of consciousness for sleep and interpret information used in sensory analysis. The midbrain regulates body movement, hearing, and vision. 

104.

Kristen went shopping for the perfect dress to wear to the dance this weekend. She wanted a dress that was knee-length and flowed freely. She did not like floral patterns and instead wanted a solid-colored material. She spent several hours looking for the right dress before she eventually found it.

Which of the options is not a supporting detail?

  • She went shopping for a dress

  • She liked knee-length dresses

  • She wanted a dress that flowed freely

  • She did not like floral patterns

Correct answer: She went shopping for a dress

The main theme of the passage is that Kristen went shopping for a dress; therefore, it is not a supporting detail.

The other facts are supporting details that give a description of her shopping experience and preferences.

105.

All except which of the following is a detail listed in the passage?

  • An ex-employee’s last employer is always responsible for unemployment claims

  • Unemployment considers a working day to be an eight-hour day

  • An employer is responsible for unemployment claims if the ex-employee had worked more than 240 hours

  • An ex-employee must list his last or most recent employer on his unemployment forms

Correct answer: An ex-employee’s last employer is always responsible for unemployment claims

To answer this question, the reader must read the passage and determine which detail was not presented in the passage. The passage does not state that an ex-employee’s last employer is always responsible for unemployment claims. The passage states that the ex-employee must list his last employer, but if the ex-employee was not employed for 30 “working” days, then that employer is not responsible for unemployment claims.

The passage did state that unemployment considers a working day to be an eight-hour day, that an employer is responsible for unemployment claims if the ex-employee had worked more than 240 hours, and that an ex-employee must list their last or most recent employer on their unemployment forms.

106.

In order to sustain life, what does an aerobic organism require?

  • Oxygen

  • Lactate

  • Glucose

  • Pyruvate

Correct answer: Oxygen

In order to sustain life, an aerobic organism requires oxygen. Some aerobic organisms can exist with little to no oxygen; however, they need some oxygen to sustain life.

107.

"If the court 'absolves' him, my cousin will return home very soon! We can only hope the truth will set him free."

Which of the following is the best definition of the word "absolves"?

  • Clears

  • Betrays

  • Condemns

  • Includes

Correct answer: Clears

To absolve someone is to declare him or her free and clear of blame. Given the context, "clears" is the best answer option.

108.

The pinched nerve _______ the patient’s blood flow.

Choose the option that best completes the above sentence.

  • inhibits

  • hedges

  • regales

  • constitutes

Correct answer: inhibits

The pinched nerve inhibits the patient’s blood flow. Inhibits means to hold back, constrain, reduce, or slow.

The other answer options do not complete the sentence appropriately, as hedges means to evade, circumvent, or dodge; regales means to entertain, amuse, or delight; and constitutes means to establish, create, or organize.

109.

Detection of pathogens is a principal function of which of the following?

  • Lymphatic system

  • Respiratory system

  • Endocrine system

  • Circulatory system

Correct answer: Lymphatic system

Detection of pathogens is a principal function of the lymphatic system. The principal functions of the lymphatic system are recovery of excess tissue fluid, detection of pathogens, production of immune cells, and defense against disease. The principal organs of the lymphatic system are the lymph nodes, lymphatic vessels, thymus, spleen, and tonsils.

The respiratory system supplies blood with oxygen. The endocrine system controls body function and hormone production. The circulatory system transports materials throughout the body.

110.

Select the meaning of the italicized word in the sentence below.

The dietitian noticed the concave shape of the starving patient's abdomen.

  • Rounded inward

  • Bloated outward

  • Obtuse

  • Misguided

Correct answer: Rounded inward

A concave object, such as a lens, is rounded inward. The starving patient's abdomen was rounded inward due to the lack of nourishment and proper eating habits.

Obtuse means blunt. Misguided means to lead in the wrong direction.

111.

Read the passage below. Then answer the following question:

The passage answers all except which of the following questions?

  • How many eBook readers are sold each year?

  • Are future eBook sales expected to grow?

  • How many eBooks have been downloaded this year?

  • How many paper books have been sold this year?

Correct answer: How many eBook readers are sold each year?

The passage discusses how many eBooks are downloaded and are projected to be downloaded, but it does not state how many eBook readers are sold each year.

112.

Which of the following sentences is written using the second-person narrative?

  • You are responsible for feeding the dog.

  • We are responsible for feeding the dog.

  • They are responsible for feeding the dog.

  • I am responsible for feeding the dog.

Correct answer: You are responsible for feeding the dog.

A second-person narrative sentence is a sentence that is relayed by a narrator referring to the reader as "you", therefore making the reader feel as if he or she is the character.

"We" and "I" are used in sentences that are written in a first-person narrative. "They" is used in sentences that are written in a third-person narrative.

113.

Fatty acids are grouped into saturated fats or unsaturated fats. Saturated fats contain which of the following?

  • No double bonds

  • One double bond

  • Two double bonds

  • Three double bonds

Correct answer: No double bonds

Fatty acids vary greatly but are simply grouped into two categories: saturated and unsaturated. Saturated fats contain no double bonds in their hydrocarbon tail. Unsaturated fats have one or more double bonds. As a result, at room temperature, saturated fats are solid and unsaturated fats are liquid. Saturated fats are considered more harmful to health and lead to cardiovascular problems.

114.

Josie drinks eight pints of water every day. In a week, how many gallons of water does Josie drink?

  • 7 gallons

  • 1 gallon

  • 3.5 gallons

  • 14 gallons

Correct answer: 7 gallons

In a week, Josie drinks 56 pints of water (8 x 7 = 56). There are eight pints in one gallon. Use a conversion fraction to solve for x, the unknown number of gallons in 56 pints:

56/x = 8/1

Cross multiply: 56 = 8x

56/8 = x

x = 7

Josie drinks seven gallons of water per week.

115.

Jason purchased a 100-count box of black tea bags in order to make ice tea. Jason uses 5 tea bags for each gallon of ice tea he makes. How many gallons of ice tea can Jason make with the box of tea bags that he purchased?

  • 20

  • 5

  • 15

  • 25

Correct answer: 20

This problem can be solved by dividing 100 by 5.

1. Set up the long division.

2. Calculate 10 ÷ 5, which is 2.

3. There is no remainder. Add ending zeroes to the final answer.

4. Therefore, 100 ÷ 5 = 20.

116.

Mark orders five pizzas to feed 10 people. Each pizza has 8 slices. How many slices will each person be able to eat if it is divided evenly among them?

  • 4 slices

  • 3 slices

  • 5 slices

  • 6 slices

Correct answer: 4 slices

First, calculate the total number of slices:
5 pizzas × 8 slices per pizza = 40 slices

Next, calculate how many slices per person:
40 slices / 10 people = 4 slices per person

117.

You are given the parts of a sentence. Write the sentence in the normal order without any special emphasis:

four languages; Paul; now; fluently; speaks

  • Paul speaks four languages fluently now.

  • Paul speaks fluently four languages now.

  • Paul fluently speaks four languages now.

  • Now Paul speaks fluently four languages.

Correct answer: Paul speaks four languages fluently now.

Adverbs of manner must be placed after the verb or after the direct object. Paul speaks four languages fluently (adverb) now.

118.

Which of the following is part of the peripheral nervous system?

  • Nerves and their branches

  • Brain

  • Spinal cord

  • Abductors

Correct answer: Nerves and their branches

The peripheral nervous system is composed of the nerves and their branches.

The spinal cord and the brain are located in the central nervous system. Abductors are movements within the muscular system.

119.

A chemical equation that shows the same number of each kind of atom on both sides of the equation is said to be which of the following?

  • Balanced

  • Unbalanced

  • An incomplete reaction

  • A replacement reaction

Correct answer: Balanced

A chemical equation that shows the same number of each kind of atom on both sides of the equation is said to be balanced. A balanced equation ensures equal distribution of the atoms in both the reactants and products.

120.

Which of the following sentences is correct in regards to subject-verb agreement?

  • Trying to find a person in Chicago is like trying to find a needle in a haystack.

  • The bride's father are on cloud nine.

  • The policemen plans to leave no stone unturned at the crime scene.

  • Joe were only pulling your leg.

Correct answer: Trying to find a person in Chicago is like trying to find a needle in a haystack.

The sentence "Trying to find a person in Chicago is like trying to find a needle in a haystack" has a singular subject ("Trying") and a singular verb ("is"); therefore, it is the sentence that is correct in regards to subject-verb agreement.

The sentence "The bride's father are on cloud nine" is incorrect because it has a singular subject ("father") and a plural verb ("are"). The sentence "The policemen plans to leave no stone unturned at the crime scene" is incorrect because it has a plural subject ("police") and a singular verb ("plans"). The sentence "Joe were only pulling your leg" is incorrect because it has a singular subject ("Joe") and a plural verb ("were").