Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
Sternocleidomastoid - Action
|
unilateral: lateral flexion, rotation of head to opposite side
bilateral: flexes neck |
|
|
Sternocleidomastoid - Innervation
|
accessory n
|
|
|
Sternocleidomastoid - Origin
|
manubrium and sternal end of clavicle
|
|
|
Sternocleidomastoid - Insertion
|
mastoid process
|
|
|
Middle Scalene M - Action
|
flexes neck (when 1st rib is fixed), elevates 1st and 2nd ribs during forced inhalation (when neck is fixed)
|
|
|
Middle Scalene M - Innervation
|
cervical spinal nn
|
|
|
Middle Scalene M - Origin
|
transverse processes of cervical vertebrae
|
|
|
Middle Scalene M - Insertion
|
superior surface of 1st and 2nd ribs
|
|
|
Geniohyoid - Action
|
elevates hyoid bone
|
|
|
Geniohyoid - Innervation
|
hypoglossal n
|
|
|
Geniohyoid - Origin
|
mental spines of mandible
|
|
|
Geniohyoid - Insertion
|
hyoid bone
|
|
|
Hyoglossus M - Action
|
depresses and retracts tongue
|
|
|
Hyoglossus M - Innervation
|
hypoglossal n
|
|
|
Hyoglossus M - Origin
|
hyoid bone
|
|
|
Hyoglossus M - Insertion
|
inferolateral side of tongue
|
|
|
Cricoarytenoid M - Action
|
abducts vocal cords
|
|
|
Cricoarytenoid M - Innervation
|
recurrent laryngeal branch of vagus n
|
|
|
Cricoarytenoid M - Origin
|
lateral cricoid cartilage
|
|
|
Cricoarytenoid M - Insertion
|
muscular process of arytenoid cartilage
|
