Chapter 9 Skin, Hair, and Nails

Chapter 9  Skin, Hair, and Nails

Complete Chapter Questions And Answers
 

Sample Questions

MULTIPLE CHOICE

1. A patient asks the nurse if it is possible to grow new skin. What is the nurse’s most appropriate response?
a.
“Even if new skin growth is required, the melanocytes do not regenerate.”
b.
“The avascular epidermis sheds slowly and is replaced completely every 4 weeks.”
c.
“The outer layer of skin remains the same over the lifetime except for repairing injuries.”
d.
“Epidermal regeneration is impossible because it is avascular.”

ANS: B

Feedback
A
Melanocytes are not involved in regeneration. They secrete melanin, which provides pigment for the skin and hair and serves as a shield against ultraviolet radiation.
B
Within this deepest layer of epidermis, active cell generation takes place. As cells are produced, they push up the older cells toward the skin surface. The entire process takes about 30 days.
C
The dead cells are continuously sloughed off and replaced by new cells moving up from the underlying epidermal layers.
D
Within this deepest layer of epidermis, active cell generation takes place.

DIF: Cognitive Level: Understand REF: 98
TOP: Nursing Process: Assessment
MSC: NCLEX Patient Needs: Physiologic Integrity: Reduction of Risk Potential: System Specific Assessments

2. A nurse assessing a patient with liver disease expects to find which manifestation during the examination?
a.
Yellowish color in the axilla and groin
b.
Yellow pigmentation in the sclera
c.
Very pale skin on the palms
d.
Ashen-gray color in the oral mucous membranes

ANS: B

Feedback
A
Instead of the axilla and groin, assess the sclera of the eyes, fingernails, palms of hands, and oral mucosa.
B
Jaundice is manifested by a yellowish color in the sclera of the eyes and palms of the hands in both light- and dark-skinned patients.
C
Pale skin may indicate anemia, but not jaundice. Yellow color of the palms indicates jaundice.
D
Ashen-gray color may be seen in dark-skinned patients who are cyanotic.

DIF: Cognitive Level: Apply REF: 98| 101
TOP: Nursing Process: Assessment
MSC: NCLEX Patient Needs: Physiologic Integrity: Physiologic Adaptation: Alterations in Body Systems

3. How does the nurse recognize jaundice in a dark-skinned patient?
a.
Inspect the conjunctiva for ashen-gray color.
b.
Inspect the nail beds for a deeper brown or purple skin tone.
c.
Inspect the palms and soles for yellowish-green color.
d.
Inspect the oral mucous membrane for yellow color.

ANS: C

Feedback
A
Ashen-gray color may be seen in dark-skinned patients who are cyanotic.
B
Brown or purple tone is seen in dark-skinned patients with erythema.
C
In dark-skinned patients, jaundice manifests as a yellowish-green color that can be seen most obviously in the sclera, palms of hands, and soles of feet.
D
Mucous membranes do not change color from jaundice.

DIF: Cognitive Level: Understand REF: 103, Table 9-1
TOP: Nursing Process: Assessment
MSC: NCLEX Patient Needs: Physiologic Integrity: Physiologic Adaptation: Alterations in Body Systems

4. What signs of cyanosis does a nurse inspect for in a dark-skinned patient?
a.
Ashen-gray color of the oral mucous membranes
b.
Blue color in the nail beds
c.
Ashen-blue color in the palms and soles
d.
Blue-gray color in the ear lobes and lips

ANS: A

Feedback
A
Cyanosis is manifested by ashen-gray color of the oral mucous membranes and nail beds in a dark-skinned patient.
B
An ashen-gray color of the nail beds is expected in a dark-skinned patient, rather than blue.
C
An ashen-gray color of the oral mucous membranes and nail beds are expected in a dark-skinned patient.
D
An ashen-gray color of the oral mucous membranes and nail beds are expected in a dark-skinned patient.

DIF: Cognitive Level: Apply REF: 103, Table 9-1
TOP: Nursing Process: Assessment
MSC: NCLEX Patient Needs: Physiologic Integrity: Physiologic Adaptation: Alterations in Body Systems