NU606 Exam 1 Questions with All Correct Answers
What are the manifestations of polycythemia? - Answer- -Splenomegaly
-Depletion of iron
-Disrupted cardiac output
-Decreased cerebral blood flow
-Venous stasis
-Thromboembolism and hemorrhage
Describe hemolytic disease of the newborn - Answ...
NU606 Exam 1 Questions with All
Correct Answers
What are the manifestations of polycythemia? - Answer- -Splenomegaly
-Depletion of iron
-Disrupted cardiac output
-Decreased cerebral blood flow
-Venous stasis
-Thromboembolism and hemorrhage
Describe hemolytic disease of the newborn - Answer- --Type II
--1) Mother develops anti-Rh IgG after exposure to a fetus with a different Rh
--2) Upon re-exposure to Rh (ie second child) antibodies cross and destroy
--3) *Complement lysis or IgG, C3b phagocytosis*
What happens in the brains of babies with hemolytic disease? - Answer- the bilirubin
that accumulates is bad for their brains, can cause developmental issue
How does aging affect RBCs? - Answer- -RBCs production slows down
-Hb decreases with age --> more likely to be anemic with age
A nurse is monitoring a client with anemia and low oxygen levels. The nurse knows that
which condition stimulates the secretion of erythropoietin?
a. Low blood pressure
b. Tachycardia
c. Inflammation
d. Hypoxia - Answer- D. Hypoxia
In Primary polycythemia, ______________,
a. Serum EPO levels are high
b. Blood viscosity is low
c. Both a and b
d. None of the above - Answer- a. None of the above
What are the types of UV rays?
A. UVC Rays
B. UVB Rays
C. UVA Rays - Answer- A. Do not pass through the earth's atmosphere
B. Responsible for nearly all the skin effects of sunlight
C. Can pass through window glass, are more commonly referred to as sun tanning rays
,Acute effects of UV rays? - Answer- Short-lived and reversible
- Erythema
- Pigmentation
- Injury to langerhans cells and keratinocytes
Chronic Effects of UV Rays? - Answer- Directly damaging skin cells
- Accelerating the effect of again skin
- Producing changes that predispose to development of skin cancer
What is a sunburn? - Answer- Excessive exposure of the epidermal and dermal layers
of the skin to ultraviolet radiation
- Results in erythema and blistering
What is photosensitivity that occurs with certain drugs? - Answer- Exaggerated
response to ultraviolet light when the drug is taken in combination with sun exposure
- Hypoglycemic agents
- Antipsychotic agents
- Diuretics
- Nonsteroidal anti-inflammatory drugs
Which UV ray is more damaging to DNA? - Answer- UVB
What are the degrees of burns?
A. 1st degree burns
B. 2nd degree partial thickness burns
C. 2nd degree full-thickness burns
D. 3rd degree full-thickness burns - Answer- A. Involves only the outer layers of the
epidermis
B. Involves the epidermis and various degrees of the dermis
C. Involve the entire epidermis and dermis
D. Extend into the subcutaneous tissue and may involve muscle and bone
What are some of the Systemic Complications of Burn Tissue? - Answer- No covering
from bacteria, depending on how bad the burn is can cause
- Impaired respiratory function
- Major organ dysfunction
- Sepsis
What are bedsores? Why do they occur? - Answer- Ischemic lesions of the skin and
underlying structures cause by unrelieved pressure
What are the different types of Nevi (moles)? What type can lead to cancer?
A. Nevocellular nevi
B. Dysplastic nevus - Answer- A. Pigmented skin lesion resulting from proliferation of
melanocytes in the epidermis or dermis
, -Uniformly pigmented, well defined, round borders
B. Architerctural disorder w or w/o cytologic atypia
- Great tendency to transform
-Cancerous, or can be
What are the 3 types of skin cancers? What are their origins?
A. Malignant melanoma
B. Basal cell carcinoma
C. Squamous cell carcinoma - Answer- A. Originates from melanocytes
B. Neoplasm of the nonkeratinizing cells of the basal layer of the epidermis; most
common skin cancer in white-skinned people
C. 2nd most occurring malignant tumors of the outer epidermis
Which type of skin cancers hardly ever metastasize? - Answer- Basal Cell
Which type of skin cancer is the deadliest? - Answer- Melanoma
What are port wine stains? - Answer- Purple-blue naevus found on face,lips and
mucous membrane of the mouth
Present from birth and grows with the child
What is diaper rash? What causes it? - Answer- Contact dermatitis, caused by
increased contact w wet or soiled diaper
What is roseola infantum? - Answer- HHV-6
What causes rubeola (measles)? - Answer- caused by morbillivirus
What causes Varicella (chicken pox)? - Answer- VZV
What are some of the normal changes that occur in the aging skin? - Answer- -
Diminution in subcutaneous tissue
- Thinning of epidermal and dermal layers
- Decrease in # of melanocytes, langerhans cells and merkel cells
- Decrease and thickening of blood vessels
What are the common skin lesions of the elderly? Describe them. - Answer- - Skin tags,
liver spots (lentigines), vascular lesions like papules
Which of the following conditions is the result of impaired or blocked sebum flow to the
skin surface?
A. Acne vulgaris
B. Acne conglobata
C. Non-inflammatory acne
D. Inflammatory acne - Answer- C. Non-inflammatory acne
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