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]]>The larynx performs several functions which are as follows
2. SPEECH- speech is produced when the sound is produced by the cords which is further amplified by lips tongue and mouth.
3. PROTECTION- from larynx the lower respiratory tract starts hence it protects the same. It prevents backflow of food back to pharynx by moving upwards. Also the epiglottis closes during swallowing which ensures that the food enters the esophagus and not the trachea.
4. Larynx helps in passageway of air from pharynx to trachea and also humidifies , filters and warms the air that passes by.
1. Where is larynx located?
A. posterior to esophagus B. midline of neck
C. superior to pharynx D. posterior to nasal and oral cavities
2. Larynx is made up of how many cartilages?
A. 6 B. 9
C. 12 D. 5
3. What connects the larynx to other structure of throat?
A. intrinsic muscle B. ligaments
C. tendons D. extrinsic muscle
4. Which of the following is also known as ADAM’S APPLE?
A. epiglottis B. thyroid cartilage
C. arytenoid cartilage D. corniculate cartilage
5. Which of the following statement is NOT true?
A. larynx lies anterior to esophagus
B. larynx is formed by 12 cartilages
C. epiglottis contains pair of vocal cords
D. intrinsic muscle connects all the cartilages together
6. Which of the following are present in pairs?
A. Arytenoids cartilage B. corniculate cartilage
C. cuneiform cartilage D. all of the above
7. Match the following
(a)ligament connect thyroid cartilage to hyoid bone 1. unattached
(b)cricotracheal ligament 2. Thyroid membrane
(c)the leaf of epiglottis 3. Cricothyroid ligament
(d)thyroid cartilage connect to cricoid cartilage 4. Connect cricoid to trachea
8. The lining of the larynx superior to the vocal folds is done by?
A. Non keratinized stratified squamous epithelium B. Mucous membrane
C. Pseudostratified ciliated columnar epithelium D. simple epithelium
9. Which of the following is formed by elastic cartilage?
A. thyroid cartilage B. cricoid cartilage
C. arytenoids cartilage D. none of the above
10. The sympathetic stimulation reaches larynx through which nerve?
A. Nerves of superior cervical ganglia B. vagus nerve
c. glossopharyngeal nerve D. laryngeal nerve
ANSWERS:-
1. midline of neck
2. 9
3. extrinsic muscle
4. thyroid cartilage
5. larynx is formed by 12 cartilage
6. all of the above
7. (a) – 2 (b) – 4 (c) – 1 (d) – 3
8. non keratinized squamous epithelium
9. none of the above
10. nerves of superior cervical ganglia
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REFERENCE:
1. Ross and Wilson-Anatomy and physiology in health and illness; 12th edition; page no.-: 246-248
2. Gerard J. Tortora -Principles of anatomy and physiology; edition twelfth ; page no.-: 879-880
The post LARYNX: Anatomy and function and MCQs For NEET, GPAT, UGC NET JRF appeared first on Gpatindia: Pharmacy Jobs, Admissions, Scholarships, Conference,Grants, Exam Alerts.
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