Galen NUR 155 Exam 3 | 171 Most Tested Questions
& Answers 2026 | Latest Update
1. What is the primary role of a receptor in sensory perception?
To detect stimuli and convert them into neural signals.
To filter out unnecessary sensory information.
To produce hormones in response to stimuli.
To amplify sound waves in the ear.
2. A patient with severe respiratory distress is being positioned for comfort.
Which position should the nurse use to best support the patient's breathing?
Supine position
Prone position
Trendelenburg position
High-Fowler's position
3. Describe the characteristics of acute confusion and its potential impact on
patient care.
Acute confusion is a type of sensory deficit that affects only visual
perception.
Acute confusion, or delirium, is characterized by a sudden onset of
confusion, disorientation, and altered consciousness, which can
significantly affect patient safety and care.
Acute confusion is a chronic condition that leads to memory loss and
does not impact patient safety.
Acute confusion is a temporary state of anxiety that resolves quickly
without intervention.
,4. If a patient presents with purosanguineous discharge from a wound, what
should be the immediate nursing intervention?
Increase the patient's fluid intake.
Assess the wound and notify the healthcare provider.
Ignore it as it is a normal discharge.
Apply a sterile dressing and monitor for fever.
5. What is the definition of stereognosis?
The ability to taste different flavors.
The ability to perceive sound.
The ability to see colors.
The ability to recognize objects by touch.
6. What percentage of oxygen is delivered by a simple face mask?
95 to 100
80 to 90
60 to 80
40 to 60
7. What is kinesthesia?
awareness of the orientation of the head and body
awareness of environmental characteristics like smell, sound, etc.
awareness of the proximity of the body to stimuli like heat
awareness of the position and movement of body parts
,8. What is the definition of atrophy in a medical context?
The decrease in size or wasting away of a body part or tissue.
The abnormal growth of tissue.
The increase in size of a body part or tissue.
The inflammation of a body part or tissue.
9. What are common signs that indicate a wound may be infected?
Pallor, numbness, and itching.
Redness, swelling, warmth, pain, and discharge.
Dryness, coolness, and lack of sensation.
Increased mobility and flexibility.
10. What characterizes a Stage 3 wound in wound classification?
Full-thickness tissue loss with damage to subcutaneous tissue.
Partial-thickness skin loss involving the epidermis and possibly the
dermis.
A wound that is completely healed with no tissue loss.
A wound that extends through the epidermis and dermis but does not
involve underlying tissues.
11. Describe the implications of dehiscence in postoperative care.
Dehiscence is a normal part of healing and requires no special care.
Dehiscence indicates that the surgical procedure was successful.
Dehiscence is unrelated to patient recovery.
, Dehiscence can lead to complications such as infection and
delayed healing.
12. What are the main causes of sensory overload?
Loud noises
Bright lights
Crowded spaces
All of the above
13. What is the typical percentage of oxygen delivered by a partial rebreather
mask?
100%
60-90%
21%
40-60%
14. A mixed drainage of pus and blood is called
Purulent
Serous
Serosanguineous
Purosanguineous
15. If a patient experiences a disruption in impulse conduction, what potential
symptoms might they exhibit?
Loss of sensation or impaired motor function.
Improved reflexes and coordination.
& Answers 2026 | Latest Update
1. What is the primary role of a receptor in sensory perception?
To detect stimuli and convert them into neural signals.
To filter out unnecessary sensory information.
To produce hormones in response to stimuli.
To amplify sound waves in the ear.
2. A patient with severe respiratory distress is being positioned for comfort.
Which position should the nurse use to best support the patient's breathing?
Supine position
Prone position
Trendelenburg position
High-Fowler's position
3. Describe the characteristics of acute confusion and its potential impact on
patient care.
Acute confusion is a type of sensory deficit that affects only visual
perception.
Acute confusion, or delirium, is characterized by a sudden onset of
confusion, disorientation, and altered consciousness, which can
significantly affect patient safety and care.
Acute confusion is a chronic condition that leads to memory loss and
does not impact patient safety.
Acute confusion is a temporary state of anxiety that resolves quickly
without intervention.
,4. If a patient presents with purosanguineous discharge from a wound, what
should be the immediate nursing intervention?
Increase the patient's fluid intake.
Assess the wound and notify the healthcare provider.
Ignore it as it is a normal discharge.
Apply a sterile dressing and monitor for fever.
5. What is the definition of stereognosis?
The ability to taste different flavors.
The ability to perceive sound.
The ability to see colors.
The ability to recognize objects by touch.
6. What percentage of oxygen is delivered by a simple face mask?
95 to 100
80 to 90
60 to 80
40 to 60
7. What is kinesthesia?
awareness of the orientation of the head and body
awareness of environmental characteristics like smell, sound, etc.
awareness of the proximity of the body to stimuli like heat
awareness of the position and movement of body parts
,8. What is the definition of atrophy in a medical context?
The decrease in size or wasting away of a body part or tissue.
The abnormal growth of tissue.
The increase in size of a body part or tissue.
The inflammation of a body part or tissue.
9. What are common signs that indicate a wound may be infected?
Pallor, numbness, and itching.
Redness, swelling, warmth, pain, and discharge.
Dryness, coolness, and lack of sensation.
Increased mobility and flexibility.
10. What characterizes a Stage 3 wound in wound classification?
Full-thickness tissue loss with damage to subcutaneous tissue.
Partial-thickness skin loss involving the epidermis and possibly the
dermis.
A wound that is completely healed with no tissue loss.
A wound that extends through the epidermis and dermis but does not
involve underlying tissues.
11. Describe the implications of dehiscence in postoperative care.
Dehiscence is a normal part of healing and requires no special care.
Dehiscence indicates that the surgical procedure was successful.
Dehiscence is unrelated to patient recovery.
, Dehiscence can lead to complications such as infection and
delayed healing.
12. What are the main causes of sensory overload?
Loud noises
Bright lights
Crowded spaces
All of the above
13. What is the typical percentage of oxygen delivered by a partial rebreather
mask?
100%
60-90%
21%
40-60%
14. A mixed drainage of pus and blood is called
Purulent
Serous
Serosanguineous
Purosanguineous
15. If a patient experiences a disruption in impulse conduction, what potential
symptoms might they exhibit?
Loss of sensation or impaired motor function.
Improved reflexes and coordination.
