Integumentary System: Burns and Wounds

What is the depth of tissue damage in a first-degree burn?

• Epidermis

• Dermis

• Hypodermal layer

• Muscle and bone

Which type of burn is characterized by white or blackened, charred skin that may be numb?

• First-degree burn

• Second-degree burn

• Third-degree burn

• Fourth-degree burn

What is the main purpose of inflammation in wound healing?

• To destroy bacteria

• To dispose of dead or injured cells

• To isolate the injured area

• All of the above

Which type of wound is caused by tissue tearing due to blunt force?

• Laceration

• Abrasion

• Avulsion

• Puncture

What is the characteristic of scar tissue?

• Dense skin tissue with stratified squamous cells

• Fewer blood vessels

• Lack of hair, glands, and sensory receptors

• All of the above

Which type of burn requires excision of the eschar and subsequent skin grafting?

• First-degree burn

• Second-degree burn

• Third-degree burn

• Fourth-degree burn

What is the main symptom of a second-degree burn?

• Pain, redness, and swelling

• White or blackened, charred skin

• Leathery skin lacking sensation

• Pale, waxy appearance

Which type of wound is characterized by skin being rubbed off by a rough surface?

• Laceration

• Abrasion

• Avulsion

• Puncture

What is the main purpose of a scab in wound healing?

• To cover and protect the damaged area

• To destroy bacteria

• To dispose of dead or injured cells

• To isolate the injured area

Which type of burn causes tissue damage in the epidermis and partially in the dermis?

• First-degree burn

• Second-degree burn

• Third-degree burn

• Fourth-degree burn