Mastering MCQ for Loksewa Staff Nursing Exam | Respiratory system

21. The commonest causative organism of acute laryngitis is :

(A) Staphylococcus aureus

(B) Streptococcus Pneumonia

(C) Beta Hemolytic Streptococci

(D) E. Coli

22. The commonest symptom of acute laryngitis is :

(A) Sore throat

(B) Fever

(C) Difficulty in swallowing

(D) Hoarseness of voice

23. The best management of acute laryngitis is :

(A) Antibiotics

(B) Betadine gargle

(C) Steam inhalation

(D) Voice rest

24. Trachea extends from :

(A) C1-C6

(B) C3-C6

(C) C6-T4

(D) T1-T4

25. Number of cartilage

(A) 7-9

(B) 10-16

(C) 16-20

(D) 20-24

26. Which of the following cartilages are found in trachea ?

(A) Fibrous cartilage

(B) Elastic Cartilage

(C) Hyaline cartilage

(D) All of the above

27. C-shaped cartilages are found in

(A) Larynx

(B) Trachea

(C) Bronchus

(D) Nose

28. Trachea divides into two bronchus at :

(A) T1

(B) T4

(C) T6

(D) T12

29. The place where trachea divides into 2 bronchi is :

(A) Hilum

(B) Carina

(C) Mediastinum

(D) Cortex

30. Respiratory tract is lined by :

(A) Simple squamous epithelium

(B) Columnar epithelium

(C) Transitional Epithelium

(D) Pseudostratified ciliated