Muscles Flashcards
(30 cards)
Infrahyoid muscles
Ansa cervicales (except thyrohyoid)
Longus coli
Innervated by sympathetic chain
Scalenes
Anterior, middle, posterior
C3-C8
SCM
YES, NO, IDK
Accessory n.
Thyrohyoid
C1
Sphincter pupillae
Oculomotor n.
Dilator pupillae
Superior cervical ganglion
Superior oblique
Oculomotor n.
Abduct, depress, lat rotation, extorsion
Isolate via adduction
Inferior oblique
Oculomotor n.
Abduct, elevate, lat rotation, intorsion
Isolate via adduction
Superior rectus
Oculomotor n.
Adduct, med rotation, intorsion
Isolate via abduction
Inferior rectus
Adduct, med rotation, extorsion
Isolate via abduction
Medial rectus
Oculomotor n.
Adduct
Lateral rectus
Oculomotor n.
Abduct
Tongue
Motor - hypoglossal
Ant 2/3 - general = V3/lingual, taste = facial/chorda tympani
Post 1/3 - all glossopharyngeal
Muscles of mastication
CN V3
Muscles of facial expression
CN 7
Stylopharyngeus
CN 9
Cricothyroid
CN 10 - superior laryngeal
Laryngeal muscles
CN 10 - recurrent laryngeal
Intrinsic and extrinsic tongue muscles
Hypoglossal n. (except palatoglossus)
Palatoglossus
Vagus n.
Occipitofrontalis
Facial n.
Frontal belly = temporal branch, elevate eyebrows, protract scalp
Occipital belly = posterior auricular branch, retract scalp
Orbicularis oculi
Facial n.
Close eyes, assist flow of tears
Paraprebal = gentle, orbital = tight
Orbicularis oris
Facial n.
Close mouth, kiss, resist blowing
