Exam 2- Infrahyoid Muscles Flashcards
0
Q
Sternohyoid
A
O- Sternum (Manubrium), Clavicle
I- Hyoid Bone
A- Depresses Hyoid Bone
N- Ansa Cervicalis
1
Q
Omohyoid (2 Bellies)
A
O- Inferior Belly begins at Scapula (medial to the Intermediate Tendon) and the Superior Belly continues from the tendon to the Insertion
I- Hyoid Bone
A- Depresses Hyoid Bone
N- Ansa Cervicalis
2
Q
Sternothyroid
A
O- Sternum (Manubrium)
I- Thyroid Cartilage
A- Depresses thyroid cartilage, indirectly depresses Hyoid Bone, Larynx
N- Ansa Cervicalis
3
Q
Thyrohyoid
A
O- Thyroid Cartilage
I- Hyoid Bone
A- Depresses Hyoid Bone, elevates larynx
N- C1 via branch hitch-hiking with Hpoglossal Nerve (XII)
4
Q
Infrahyoid Muscles
A
Omohyoid, Sternohyoid, Sternothyroid, Thyrohyoid
