NR 283 Quiz 2

NR 283 Quiz 2

Student Name

Chamberlain University

NR-283: Pathophysiology

Prof. Name:

Date

Quiz 2: Pathophysiology

Name: __

1. What color sputum would most likely indicate a bacterial chest infection?
   a. Clear
   b. White
   c. Frothy
   d. Thick yellowish

2. What happens in the lungs when the diaphragm and external intercostal muscles relax?
   a. Air is forced out of the lungs.
   b. Lung volume increases.
   c. Intrapulmonic pressure decreases.
   d. Intrapleural pressure decreases

3. If blood oxygen levels decrease or if actual blood flow is reduced dramatically, a condition known as ___ occurs.
   a. Goosebumps
   b. Hypocapnia
   c. Cyanosis
   d. Jaundice

4. Why do secondary infections frequently develop in pruritic lesions?
   a. Loss of protective sebum
   b. Entry of resident flora while scratching the lesion
   c. Blockage of sebaceous glands
   d. Increased sweat production

5. Tinea capitis is an infection involving the:
   a. Trunk
   b. Feet
   c. Scalp
   d. Nails

6. The maximum volume of air a person can exhale after a maximum inspiration is termed the:
   a. Expiratory reserve volume
   b. Inspiratory reserve volume
   c. Total lung capacity
   d. Vital capacity

7. What would hypercapnia cause?
   a. Increased serum pH
   b. Decreased respirations
   c. Respiratory acidosis
   d. Decreased carbonic acid in the blood

8. Why are individuals susceptible to repeated infections with the influenza virus?
   a. Elderly patients are predisposed to secondary infections.
   b. The virus is transmitted by numerous routes.
   c. The virus is very difficult to destroy.
   d. Viral mutation reduces immunity from prior infections or vaccinations.

9. Persistent thick mucus in the bronchioles of a child with cystic fibrosis may cause: (Select all that apply)
   a. Obstruction of airflow in bronchioles and small bronchi.
   b. Repeated infections.
   c. Blockage of pancreatic and bile ducts.
   d. Irreversible damage to lung tissue.

10. What is a sign indicating total obstruction of the airway by aspirated material?
    a. Hoarse cough
    b. Rapid loss of consciousness
    c. Dyspnea
    d. Inflammation of the mucosa

11. The skin lesion of psoriasis is a(n):
    a. Non-scaling, violet-colored pruritic papule.
    b. Nodule.
    c. Pruritic vesicle.
    d. Erythematous, butterfly-shaped rash.
    e. Thick, scaly plaque.

12. In allergic individuals, the response to eating shellfish can be characterized: (Select all that apply)
    a. As a Type I hypersensitivity reaction.
    b. By the formation of keloids.
    c. By urticaria.
    d. As a disorder that potentially leads to anaphylaxis.

13. Many types of skin infections, for example cellulitis (erysipelas), furuncles (boils), and impetigo, are usually caused by:
    a. A virulent strain of group A Streptococcus.
    b. Mycobacterium leprae.
    c. Staphylococcus aureus
    d. Pseudomonas aeruginosa

14. The usual manifestation of herpes simplex virus is:
    a. A painful nodule
    b. Pustule
    c. Cold sore or fever blister
    d. Fever

15. The cause of Kaposi sarcoma likely is:
    a. UV radiation
    b. Steroidal hormones
    c. Immunodeficiency
    d. Keratinization

16. A child is brought to the pediatrician with a history of lung infections and persistent cough. Tests reveal her sweat has a high salt content. These manifestations are consistent with a diagnosis of:
    a. Tuberculosis
    b. Croup
    c. Cystic fibrosis
    d. Bronchogenic carcinoma

17. A patient with a diagnosis of lung cancer comes into the clinic with swelling in her face and arms. This is most likely caused by:
    a. The tumor blocking the superior vena cava and blood backing up, causing vasodilation of draining blood vessels and enlarged tissues from the extra blood.
    b. The tumor metastasizing to lymph nodes in the face and arms.
    c. The tumor blocking the superior vena cava with the increased hydrostatic pressure in the veins forcing fluids into the tissues.
    d. A type III hypersensitivity response to the tumor antigens.

18. Match the disease with the characteristics:
    a. Pemphigus Caused by human papillomavirus
    b. Atopic dermatitis Caused by a mite
    c. Scabies An autoimmune disorder causing blisters
    d. Verrucae Commonly known as eczema

19. Match the characteristics with the disease.
    a. Deficit of pancreatic digestive enzymes Tuberculosis
    b. May cause cavitation within lungs Apnea
    c. Characterized by episodic bronchospasm Asthma
    d. Result of pharyngeal tissue collapse during sleep Cystic fibrosis

20. Malignant melanoma develops from melanocytes in a nevus (mole). Skin cancer is suspected in any nevus that shows changes defined as the ABCD of melanoma. Identify the changes:
    Appearance (area), Border, Color, Diameter

Answers:

1. d
2. a
3. c
4. b
5. c
6. d
7. c
8. d
9. a, b, c, d
10. b
11. e
12. a, c, d
13. c
14. c
15. c
16. c
17. c
18. d, c, a, b
19. b, d, c, a
20. Appearance (area), Border, Color, Diameter

NR 283 Quiz 2