Pharynx

Question 1

This is the alimentary layer of the neck viscera

Answer 1

Pharynx

Question 2

What are the 3 components of the nasopharynx

Answer 2

• Choanae
• Pharyngeal tonsils
• Pharyngotympanic tube

Question 3

This is the posterior border of the nasal conchae and you have to go through this to get to the nasal pharynx

Answer 3

Choanae

Question 4

This connects the middle ear to the nasal pharynx

Answer 4

Pharyngotympanic tube

Question 5

What is the purpose of the pharyngotympanic tube?

Answer 5

• Get atmospheric air to middle ear

- Middle ear ventilation

Question 6

What is located in the oropharynx

Answer 6

The palatine tonsils

Question 7

This is partly shared with the alimentary tract

Answer 7

The laryngopharynx

Question 8

What are the 2 components in the laryngopharynx?

Answer 8

• Piriform fossa

- Esophagus

Question 9

Describe the piriform fossas/recess

Answer 9

it is between the pharynx and the outer surface of the epiglottis
-where your food goes when you swallow

Question 10

This is the outer edge of the epiglottis?

Answer 10

Aryepiglottic fold

Question 11

Where does the pharynx begin?

Answer 11

-Basilar part of the occipital bone

Question 12

Where does the pharynx end?

Answer 12

-Inferior border of cricoid cartilage

Question 13

In your pharynx, where are your circular and longitudinal muscles?

Answer 13

• Circular= internal

- Long=external

Question 14

What are the pharyngeal constrictor muscles

Answer 14

• superior
• middle
• inferior

Question 15

What innervates the pharyngeal constrictor muscles?

Answer 15

-Vagus nerve

Question 16

Describe the fibers in the autonomic nerve

Answer 16

-Autonomic nerve with parasympathetic and sympathetic fibers

Question 17

What are the longitudinal pharyngeal muscles?

Answer 17

• Stylopharyngeus
• Salpingopharyngeus
• Palatopharyngeus

Question 18

What innervates the stylopharyngeus

Answer 18

Glossopharyngeal

Question 19

What innervates salpingopharyngeus and palatopharyngeus?

Answer 19

Vagus nerve

Question 20

What are the unpaired cartilages of the larynx

Answer 20

• Epiglottis
• Thyroid
• Cricoid

Question 21

What are the paired cartilages of the larynx

Answer 21

• Arytenoid
• Corniculate
• Cuneiform

Question 22

This protects the opening of the trachea and it is made of elastic cartillage

Answer 22

Epiglottis

Question 23

This ligament is the first projection off of the cricoid cartilage

Answer 23

-Arytenoid cartilage

Question 24

This cartilage arises from the arytenoid cartilage

Answer 24

Corniculate cartilage

Question 25

This cartilage holds the mucosa on the walls lateral to the epiglottis

Answer 25

Cuneiform cartilage

Question 26

- This prohibits the epiglottis from sagging and blocking the airway - inlet to the larynx - Folds run in an oblique plane

Answer 26

Aryepiglottic fold

Question 27

This is the opening of the laryngopharynx to the larynx

Answer 27

Aditus

Question 28

Describe the vestibular folds

Answer 28

-Fake vocal cords and they are used for protection

Question 29

What is the space between the vestibular folds and the vocal folds

Answer 29

ventricle

Question 30

These 2 structures make up the true vocal folds

Answer 30

- Vocal ligament | - Vocalis muscle

Question 31

The conus elasticus is made up of these 2 components

Answer 31

- vocal ligament | - lateral cricothryoid ligament

Question 32

What covers the vocal folds?

Answer 32

Mucosa

Question 33

What is the opening of the glottis called?

Answer 33

Rema

Question 34

When does the rema glottis exist?

Answer 34

When the true vocal folds are open

Question 35

What plane are the glottis structures in?

Answer 35

Horizontal plane

Question 36

T/F- The larynx is osteomembranous

Answer 36

True

Question 37

What is the purpose of the laryngeal muscles?

Answer 37

- Voluntary | - Frequency and intensity of voice are controlled here

Question 38

What are the 6 laryngeal muscles?

Answer 38

- Cricothyroid - Cricoarytenoid - Transverse arytenoid - Oblique Arytenoid - Thyroarytenoid - Vocalis

Question 39

These muscles abduct and open the rema

Answer 39

- Cricothryoid | - Cricoarytenoid

Question 40

These muscles adduct the vocal folds and close the rema

Answer 40

- Transverse arytenoid - Oblique Arytenoid - Thyroarytenoid - Vocalis

Question 41

What innervates the laryngeal muscles

Answer 41

The recurrent laryngeal branch of the vagus nerve

Question 42

Describe the movement of the cricoarytenoids and the 2 types

Answer 42

- lateral and posterior | - glide, swivel, and tilt

Question 43

What are the pre-vertebral muscles of the neck? The deep ones

Answer 43

- Longus colli - longus capitus - rectus capitus anterior - rectus capitus lateralis - scalenes (ant, mid, post)