Hyoid Muscles Flashcards
1
Q
Digastric Muscle
Location Region Origin Insertion Action
A
Location: Under chin
Region: Suprahyoid
Origin:
- Anterior: Intermediate tendon
- Posterior: Mastoid notch.
Insertion:
- Anterior: mandible
- Posterior: immediate tendon
Action: Elevation of hyoid and larynx, depresses mandible and opens jaw.
2
Q
Mylohyoid Muscle
Location Region Origin Insertion Action
A
Location: Under chin Region: Suprahyoid Origin: Mylohyoid line of mandible. Insertion: Hyoid bone. Action: Elevates tongue.
3
Q
Stylohyoid Muscle
Location Region Origin Insertion Action
A
Location: Under chin Region: Suprahyoid Origin: Styloid process Insertion: Hyoid bone. Action: Elevation of hyoid and larynx, depresses mandible and opens jaw.
4
Q
Geniohyoid Muscle
Location Region Origin Insertion Action
A
Location: Under chin Region: Suprahyoid Origin: Genial tubercles of mandible Insertion: Hyoid bone Action: Elevation of hyoid and larynx, depresses mandible and opens jaw.
5
Q
Omohyoid Muscle
Location Region Origin Insertion Action
A
Location: Neck Region: Infrahyoid Origin: Scapula Insertion: Hyoid Action: Depresses hyoid bone and larynx
6
Q
Sternohyoid Muscle
Location Region Origin Insertion Action
A
Location: Neck Region: Infrahyoid Origin: sternum Insertion: Hyoid Action: Depresses hyoid bone and larynx
7
Q
Sternothyroid Muscle
Location Region Origin Insertion Action
A
Location: Neck Region: Infrahyoid Origin: sternum Insertion: Thyroid Action: Depresses thyroid cartilage
8
Q
Thyrohyoid Muscle
Location Region Origin Insertion Action
A
Location: Neck Region: Infrahyoid Origin: thyroid Insertion: Hyoid Action: Raises thyroid cartilage and larnyx.
