Test 4 - anatomy

Question 1

Name the anatomical features

Answer 1

Question 2

Where is the cricothyroid joint? What does it allow for? What does it stretch?

Answer 2

forward rotation of the thyroid cartilage which stretches the vocal cords

Question 3

Where is the cricoarytenoid joint?

Answer 3

between the base of the arytenoid cartilage and the upper surface of the cricoid cartilage

Question 4

What is location of this cut?

Answer 4

Question 5

Name the muscles

Answer 5

Question 6

Name the nerves

Answer 6

Question 7

Name the structures

Answer 7

Question 8

What is the fucntion of Transverse arytenoid?

Answer 8

closes the rima glottis

Question 9

What is the fucntion of posterior cricoarytenoid?

Answer 9

opens rima glottis

Question 10

What is the fucntion of lateral cricoarytenoid?

Answer 10

closes rima glottis

Question 11

What is the fucntion of thyroarytenoid?

Answer 11

shortens and relaxes tension on vocal cords

Question 12

What is the fucntion of vocalis?

Answer 12

stiffens vocal cord

Question 13

What is the fucntion of cricothyroid?

Answer 13

forward rotation of thyroid cartilage, lengthen and tense vocal cords

Question 14

What nerve innervates ALL muscles of the larynx except the cricothyroid muscle?

Answer 14

The recurrent laryngeal nerve

Question 15

Is this a right or left lung?

Answer 15

right lung because the pulmonary artery and bronchi are NOT stacked

Question 16

Is this a right or left lung?

Answer 16

Left because the pulmonary artery and bronchi ARE stacked

Question 17

lymph drainage of the lung?

Answer 17

1. interlobular lymphatic plexus and subplural plexus
2. deep lymphatic plexus
3. pulmonary nodes
4. hilar nodes
5. tracheobronchial nodes
6. paratracheal nodes
7. bronchomediastinal trunks
8. right lymphatic duct and thoracic duct

Question 18

name the structure

Answer 18