SPPA 220: phonatory anatomy quiz

A: corpus of hyoid

B: thyrohyoid

C: angle of thyroid

D: oblique line

E: omohyoid

F: first rib

G: second rib

H: manubrium

I: cricotracheal membrane

Label this

A: mandible

B: mylohyoid

C: geniohyoid

D: hyoid corpus

E: digastricus anterior

F: stylohyoid

G: digastricus posterior

Label this(not H)

A: epiglottis

B: greater cornu of hyoid

D: oblique arytenoid

E: posterior cricoarytenoid

F: cricoid

G: transverse

H: thyroid

Label this(not c)

A: arytenoid

B: thyrovocalis

C: thyromuscularis

D: cricoid

E: thyroid cartilage

Label this

B: posterior

C: valleculae

D: epiglottis

F: prominence of arytenoid

G: true vocal folds

H: conus elasticus

label this(not e)

Posterior

The __________ belly of the digastric muscle courses from the mastoid process of the temporal bone to the hyoid bone. 

Posterior

The __________ belly of the digastric muscle pulls the hyoid back. 

epiglottis

The __________ cartilage is a large, leaf-like structure that covers the aditus of the larynx during swallowing. 

cuneiform

The __________ cartilage is embedded within the aryepiglottic folds. 

greater

The __________ horn of the hyoid bone is connected to the thyroid cartilage via the lateral thyrohyoid ligament.

stylohyoid

The __________ muscle arises from the styloid process of the temporal bone and inserts into the hyoid. 

thyrohyoid

The __________ muscle courses from the oblique line of the thyroid cartilage to the hyoid bone.

sternohyoid

The __________ muscle courses from the sternum to the hyoid bone. 

sternothyroid

The __________ muscle courses from the sternum to the thyroid cartilage. 

mylohyoid

The __________ muscle forms the floor of the mouth. 

omohyoid

The __________ muscle has two bellies that insert into an intermediate tendon that attaches to the hyoid. 

Sternohyoid

The __________ muscle has two bellies that insert into an intermediate tendon that attaches to the hyoid. 

Omohyoid

The __________ muscle is the only laryngeal depressor with two bellies. 

Vocalis

The __________ muscle lies medial to the thyromuscularis muscle. 

Transverse interarytenoid

The __________ muscle originates on the posterior-lateral surface of one arytenoid cartilage and courses laterally to the other posterior-lateral surface. 

stylohyoid

The __________ muscle originates on the styloid process of the temporal bone and courses to the hyoid bone. 

mylohyoid

The __________ muscle originates on the underside of the mandible, coursing fan-like to the median fibrous raphe and the hyoid bone. 

Cricothyroid

The __________ muscle runs between two unpaired laryngeal cartilages; it tenses the vocal folds. 

Superior surface

The arytenoid cartilage articulates with this portion the cricoid cartilage.

cricoid

The cartilage that articulates with the inferior aspect of the arytenoid cartilage is the __________.

corniculate

The cartilage that articulates with the superior aspect of the arytenoid cartilage is the __________. 

cricoid

The cartilage that articulates with the thyroid cartilage is the __________. 

vestibule

The cavity of the larynx immediately superior to the ventricular folds is the __________. 

Inferior cornu

The cricoid cartilage articulates with this portion of the thyroid cartilage. 

aditus

The entryway to the larynx is the __________. 

cricoid

The inferior-most cartilage of the larynx is the __________. 

cricoarytenoid

The joint between the arytenoid and cricoid cartilages is termed the __________ joint. 

adductor

The lateral cricoarytenoid muscle is a(n) ___________. 

thyrohyoid

The membrane that stretches across the space between the greater cornu of the hyoid and the lateral thyroid is the __________. 

thyroid

The most massive of the laryngeal cartilages is the __________. 

adductor

The oblique arytenoid muscles are a(n) __________. 

cricothyroid joint

The point of articulation between the cricoid and thyroid cartilages is the __________. 

abductor

The posterior cricoarytenoid is a(n) __________. 

true

T or F: The false vocal folds are superior to the laryngeal ventricle. 

cricoid

The ring-like cartilage that is higher in the posterior aspect than the anterior is the __________. 

valleculae

The space between the epiglottis and the tongue is the __________. 

glottis

The space between the left and right vocal folds is the __________. 

medial compression

The term __________ refers to the degree of force that may be applied by the vocal folds at their point of contact. 

relaxer

The thyromuscularis is a(an) __________. 

muscular

The thyromuscularis muscle attaches to this process of the arytenoid cartilage. 

tensor

The thyrovocalis is a(n) __________. 

vocal

The thyrovocalis muscle attaches to this process of the arytenoid cartilage. 

corniculate

This cartilage articulates with the apex of the arytenoid cartilage. 

True

T or F: When the PCA muscle is contracted, the muscular process of the arytenoid cartilage is pulled posteriorly. 

epiglottis

Which of the following is a leaf-like cartilage?

laryngeal ventricle

Which of the following is the cavity between the true and false vocal folds? 

anterior belly of digastric

Originates from mental spines of inner mandible.

posterior belly of digastric

Which of the following muscles does not originate on the inner surface of the mandible?

mylohyoid

Which muscles is considered to 'form the floor of the mouth'?

styloid process; mastoid process

The stylohoyid originates on the _____________; whereas the posterior belly of the digastric originates on the _______________.

all of them

Which of the following muscle(s) attaches to/near the mental spines? 

A: cricothyroid muscle

B: superior cornu of thyroid cartilage

C: cricotracheal membrane

D: body

E: epiglottis

F: thyrohyoid muscle

Label this