NS 510 Exam 3 2026 Questions and
Answers Graded A+
What is the largest organ of the body? - Correct answer-Skin
Outermost layer of the skin - Correct answer-Epidermia
Types of Cells in the Epidermis - Correct answer--Squamous cells
-Basal cells
-Melanocytes
What layer of the skin is a connective tissue layer comprised primarily of collagen?
- Correct answer-Dermis
What does the dermis contain? - Correct answer--blood vessels
-lymph vessels
-nerves
-hair follicles
-glands that secrete sweat and sebum
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,What does the subcutaneous layer of skin contain? - Correct answer-adipose tissue
Functions of the Skin - Correct answer--protection
-temperature regulation
-psychosocial
-sensation
-vitamin D production
-immunologic
-absorption
-elimination
Wound - Correct answer-break or disruption in the normal integrity of the skin and
tissues
Intentional wound - Correct answer-result of planned invasive therapy or treatment
(examples: surgery, IV therapy, Lumbar puncture)
Unintentional wound - Correct answer-accidental, usually from unexpected trauma
(examples: accidents, burns, stabbing, gunshot)
Open wound - Correct answer-broken skin surface
What are the risks associated with an open wound? - Correct answer--infection
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,-delayed wound healing
-bleeding
Closed wound - Correct answer-skin surface not broken but soft tissue damaged
What are the risks associated with closed wounds? - Correct answer--internal
injury
-hemorrhage
Examples of Open Wounds - Correct answer--incision
-abrasion
Examples of Closed Wounds - Correct answer--Ecchymosis
-Hematoma
Factors Affecting Wound Healing - Correct answer--age
-nutritional status
-medication
-health status
-tissue perfusion
-wound stress
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, Pressure Injury - Correct answer-localized damage to the skin and underlying
tissue that usually occurs over a bony prominence or due to a medical device
Factors in Pressure Ulcer Development - Correct answer--external pressure
-friction and shear
-immobility
-nutrition and hydration
-moisture
-mental status
-age
Stage I Pressure Injury - Correct answer-Nonblanchable erythema
Stage II Pressure Injury - Correct answer-Partial Thickness
Stage III Pressure Injury - Correct answer-Full-thickness skin loss
Stage IV Pressure Injury - Correct answer-Full thickness tissue loss
Unstageable Pressure Injury - Correct answer--full thickness skin or tissue loss,
depth unknown
-no determination of stage because eschar or slough obscures the wound
©COPYRIGHT 2026, ALL RIGHTS RESERVED 4
Answers Graded A+
What is the largest organ of the body? - Correct answer-Skin
Outermost layer of the skin - Correct answer-Epidermia
Types of Cells in the Epidermis - Correct answer--Squamous cells
-Basal cells
-Melanocytes
What layer of the skin is a connective tissue layer comprised primarily of collagen?
- Correct answer-Dermis
What does the dermis contain? - Correct answer--blood vessels
-lymph vessels
-nerves
-hair follicles
-glands that secrete sweat and sebum
©COPYRIGHT 2026, ALL RIGHTS RESERVED 1
,What does the subcutaneous layer of skin contain? - Correct answer-adipose tissue
Functions of the Skin - Correct answer--protection
-temperature regulation
-psychosocial
-sensation
-vitamin D production
-immunologic
-absorption
-elimination
Wound - Correct answer-break or disruption in the normal integrity of the skin and
tissues
Intentional wound - Correct answer-result of planned invasive therapy or treatment
(examples: surgery, IV therapy, Lumbar puncture)
Unintentional wound - Correct answer-accidental, usually from unexpected trauma
(examples: accidents, burns, stabbing, gunshot)
Open wound - Correct answer-broken skin surface
What are the risks associated with an open wound? - Correct answer--infection
©COPYRIGHT 2026, ALL RIGHTS RESERVED 2
,-delayed wound healing
-bleeding
Closed wound - Correct answer-skin surface not broken but soft tissue damaged
What are the risks associated with closed wounds? - Correct answer--internal
injury
-hemorrhage
Examples of Open Wounds - Correct answer--incision
-abrasion
Examples of Closed Wounds - Correct answer--Ecchymosis
-Hematoma
Factors Affecting Wound Healing - Correct answer--age
-nutritional status
-medication
-health status
-tissue perfusion
-wound stress
©COPYRIGHT 2026, ALL RIGHTS RESERVED 3
, Pressure Injury - Correct answer-localized damage to the skin and underlying
tissue that usually occurs over a bony prominence or due to a medical device
Factors in Pressure Ulcer Development - Correct answer--external pressure
-friction and shear
-immobility
-nutrition and hydration
-moisture
-mental status
-age
Stage I Pressure Injury - Correct answer-Nonblanchable erythema
Stage II Pressure Injury - Correct answer-Partial Thickness
Stage III Pressure Injury - Correct answer-Full-thickness skin loss
Stage IV Pressure Injury - Correct answer-Full thickness tissue loss
Unstageable Pressure Injury - Correct answer--full thickness skin or tissue loss,
depth unknown
-no determination of stage because eschar or slough obscures the wound
©COPYRIGHT 2026, ALL RIGHTS RESERVED 4
