WGU C458 Health Fitness and Wellness
Detailed Actual Exam 1 Graded A+ 2026
Which immune system structure is the site where white blood cells gain the ability to
chemically identify specific foreign agents? - Correct Answer-Thymus gland
The body system forms a protective barrier - Correct Answer-Integumentary system
The body system that regulates body temperature - Correct Answer-Both integumentary
and central nervous system
The body system that controls blood pressure - Correct Answer-Central nervous system
The body system that regulates thirst and hunger - Correct Answer-Central nervous
system
The body system that regulates muscle coordination - Correct Answer-Central nervous
system
A postmenopausal female with a body mass index of 33 smokes approximately two
packs of cigarettes per day. The individual has no children and exercises rarely. During
a routine physical exam, a physician found a small lump near the left breast. Which two
health conditions are of concern? - Correct Answer-Cancer & Cardiovascular disease
A sanitation worker was experiencing headaches, fever, fatigue, stiff joints, nausea,
vomiting, and diarrhea. After going to the doctor, the individual was diagnosed with
hepatitis A. Which approach prevents this type of infection? - Correct Answer-Getting a
vaccination
Adult one-rescuer CPR - Correct Answer-Dial 911 and get Automated External
Defibrillator (AED) if available
Adult foreign-body airway obstruction - Correct Answer-Use abdominal thrust
Infant one-rescuer CPR - Correct Answer-Use two or three fingers for chest
compressions
Infant foreign-body airway obstruction - Correct Answer-Put victim's face and head in a
downward position
What are recommended ways to maintain proper oral hygiene? - Correct Answer-
Having dental checkups twice a year
WGU C458
, WGU C458
Brushing teeth after each meal
Using fluoride toothpaste
What are some effects of aerobic exercise on cardiorespiratory fitness? - Correct
Answer-Increases amount of oxygen inhaled
Enables more blood to be pumped with each stroke of the heart
Increases number of capillaries in trained skeletal muscles
Which of the following are common consequences of physical inactivity in our society? -
Correct Answer-Increased incidence of childhood obesity
Increased healthcare costs
Decreased number of healthy years of life
Which sleep stage is also known as deep sleep and occurs in longer periods during the
first half of the night? - Correct Answer-Stage 3
What is the recommended amount of sleep per day for a child between 6-13 years old?
- Correct Answer-9-11 hours
Which food should be washed to prevent the spread of bacteria? - Correct Answer-
Cucumbers
When should a person wash their hands to prevent the spread of bacteria? - Correct
Answer-After preparing food
Why would a dietician recommend eating whole-grain products over refined products? -
Correct Answer-More fiber, vitamins, and minerals
Which food item is considered a healthy snack choice? - Correct Answer-Trail mix
Which food item do vegans include in their diet? - Correct Answer-Nuts
Which reaction is common with food allergies? - Correct Answer-Difficulty breathing
Provide the elements in nutrition that are the most significant source of energy - Correct
Answer-Carbohydrates
Provide the elements in nutrition that maintain and promote cell growth - Correct
Answer-Proteins
Support the body's ability to store energy for later use - Correct Answer-Fats
Provide the energy source for brain metabolism - Correct Answer-Carbohydrates
Provide reparative mechanisms for cells - Correct Answer-Proteins
WGU C458