Get Instant Access to NEX Practice Exam Questions [Q62-Q86]

Q62. In which biochemical family do starch and glycogen belong?

Q63. Reading Comprehension
Passage:
Dehydration can occur when fluid loss exceeds fluid intake. Symptoms may include dizziness, dry mouth, and decreased urine output. Older adults are particularly vulnerable to dehydration.
Which group is identified as being at higher risk?

Q64. Word Knowledge
The word”observe”most nearly means:

Q65. The mean and standard deviation (SD) of the heights (in centimeters) of four groups of teenage boys are shown below:

Based on this information, which group has the least variability in height?

Q66. Given that 1 foot = 12 inches and 3 feet = 1 yard, how many inches are in 2.5 yards?

Q67. Reading Comprehension
Passage:
Older adults may be at increased risk for falls due to decreased balance, vision changes, and muscle weakness.
Preventive measures such as exercise and home safety modifications can reduce fall risk.
What is the main purpose of the passage?

Q68. Which of the following bones form the ball-and-socket joint of the upper extremity?

Q69. The graph displays the distribution of the heights of 15-year-old boys in three classrooms.

What is the mean height of the boys in these classrooms?

Q70. You are staining bacterial samples for identification and viewing them under a microscope.

Which bacterial shape do you observe in the sample?

Q71. The four main types of macromolecules found in our cells are lipids, carbohydrates, proteins, and

Q72. Which statement best explains why a child may resemble one parent more than the other?

Q73. A scientist removes the pancreas from laboratory rats. In a few days, what would most likely be observed?

Q74. Which organ system can alter the amount of CO# in the blood?

Q75. Word Knowledge
The word”significant”most nearly means:

Q76. Review the image below.

If each division in the ocular micrometer below equals 25 micrometers, what is the length of the oval?

Q77. Prepared bottles contain 120 milliliters (mL) of infant formula. An infant drinksbottle every 2 hours for each of their 6 daytime feedings.
Given 1 ounce = 30 mL, how many ounces did the infant drink?

Q78. Reading Comprehension
Passage:
Health literacy refers to a person’s ability to understand health information and make informed decisions.
Individuals with limited health literacy may have difficulty following medical instructions or managing chronic conditions.
What is the primary focus of the passage?

Q79. Review the image of the human digestive tract shown below.

What is the principal process occurring in the region labeled 4?

Q80. Twenty daily systolic blood pressure measurements are shown in the graph. The red line indicates when a patient stopped taking their blood pressure medication.

Estimate the patient’s average increase in blood pressure from the first set of 10 measurements to the second set of 10 measurements.

Q81. Reading Comprehension
Passage:
Medical research relies on controlled experiments to test hypotheses. By controlling variables, researchers can determine whether observed effects are due to the factor being studied.
Why are controlled experiments important?

Q82. Veins throughout the body contain structures, indicated by arrows, in the image below.

The structures shown in the image prevent which of the following from occurring?

Q83. Reading Comprehension
Passage:
Hand hygiene is one of the most effective ways to prevent the spread of infection. Washing hands with soap and water removes many harmful microorganisms. When soap and water are not available, alcohol-based hand sanitizers can reduce the number of germs, though they are not effective against all pathogens.
Which statement is best supported by the passage?

Q84. The diagram below shows the rough endoplasmic reticulum of a cell as seen under the electron microscope.

The structures labeled Z are the site of protein synthesis.
Z is indicating

Q85. What is the term used to describe random changes in DNA, which may be silent, negative, or positive, to the organism in which they occur?

Q86. A person wants to download episodes of a favorite TV show to their cell phone.
* Each 20-minute episode will use about 0.3 gigabytes (GB) of space.
* There are 9 GB of space available on the cell phone.
At most, how many minutes of the show can be downloaded?