Pharynx & Larynx

Question 1

How many constrictor muscles are in the Pharynx ?

Answer 1

3

Question 2

What are the constrictor muscles in the pharynx?

Answer 2

Superior Pharyngeal constrictor
Middle Pharyngeal constrictor
Inferior Pharyngeal constrictor( 2 parts)

Question 3

What is the space between the soft palate and the posterior pharyngeal wall?

Answer 3

Oropharyngeal isthmus

Question 4

What are the main features found in the Nasopharynx?

Answer 4

1.Opening of Pharyngotympanic tube( Auditory tube)
2.Pharyngeal recess
3.Pharyngeal tonsil
4.Adenoid tonsil
5.Torus tubarius

Question 5

Though what structure does the nasopharyngeal cavity opens into the cavity of the oropharynx?

Answer 5

The pharyngeal isthmus

Question 6

True or False? Pharyngeal tonsils are only present in children and when they enlarge they form the Adenoid tonsils.

Answer 6

TRUE!!

Question 7

Fill in the blanks. The _________ extends from lower surface of soft palate to upper border of epiglottis(C3)

Answer 7

Oropharynx

Question 8

Fill in the blanks. The ________ extends from base of skull to upper surface of soft palate (C1 vertebra).

Answer 8

Nasopharynx

Question 9

True or False? The palatine tonsils are found in the Laryngopharynx?

Answer 9

FALSE!!! It’s found in the Oropharynx

Question 10

Fill in the blanks. The ________extends from upper border of epiglottis to level of lower border of cricoid cartilage (C6)

Answer 10

Laryngopharynx

Question 11

What epithelium can be found on the lingual surface of the epiglottis?

Answer 11

Non-keratinized stratified squamous epithelium

Question 12

What epthithelium can be found on the laryngeal surface?

Answer 12

Pseudostratified columnar ciliated with goblet cells

Question 13

On what structure, other than the tongue, can taste buds be found?

Answer 13

Epiglottis

Question 14

What is the innervation of the Epiglottis?

Answer 14

Internal laryngeal nerve ( branch of the superior laryngeal nerve branch of Vagus nerve)

Question 15

What is the function of the epiglottis?

Answer 15

The function of the epiglottis is to seal the laryngeal inlet during swallowing and so to prevent the aspiration of the food and liquid into the lungs.

Question 16

What is the origin & insertion of the superior laryngeal constrictor

Answer 16

Origin : Pterygomandibular raphe
Insertion: Pharyngeal raphe and pharyngeal tubercule occipital bone (1 cm anterior to foramen magnum)

Question 17

Which constrictor muscle of the pharynx has the origin as the Greater horn of hyoid bone and inferior portion of stylohyoid ligament
Insertion : pharyngeal raphe

Answer 17

Middle Pharyngeal constrictor

Question 18

What are the names of the Inferior constrictor muscles?

Answer 18

Thyropharyngeus: Anterior attachment: oblique line of thyroid cartilage and lateral surface of cricoid cartilage. Post. attachment: pharyngeal raphe

Cricopharyngeus: from one side of cricoid arch to the other. No raphe
Most inferior fibers continuous with esophagus (circular fibers)

Question 19

True or False? The stylopharyngeous muscle is innervated by the vagus nerve?

Answer 19

FALSE!! It is the ONLY longitudinal muscle innervated by the Glossopharyngeal muscle

Question 20

Which constrictor muscles are found in the Laryngopharynx?

Answer 20

Middle & Inferior Constrictors

Question 21

Fill in the blank “_________ constrictor muscle is found in the Oropharynx.”

Answer 21

Superior