SKELETAL MUSCLES. Objectives
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- Elaine Summers
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1
2 Objectives
3 Body Wall Muscles Remember the pattern
4 Hypaxial Muscle Overview Cervical body wall muscles
5 Hypaxial Muscle Overview Thoracic body wall muscles
6 Hypaxial Muscle Overview Abdominal body wall muscles
7 Hypaxial Muscle Overview Pelvic body wall muscles
8 Additional Hypaxial Muscles Subvertebral hypaxial muscles Longus capitis muscle
9 Additional Hypaxial Muscles Subvertebral hypaxial muscles Rectus capitis anterior muscle
10 Additional Hypaxial Muscles Internal lateral hypaxial muscles Intertransversarii ant. cerv. muscle
11 Additional Hypaxial Muscles Internal lateral hypaxial muscles Intertransversarii lat. ant. lumb. muscle
12 Additional Hypaxial Muscles Middle lateral hypaxial muscles Rectus capitis lateralis muscle
13 Additional Hypaxial Muscles Middle lateral hypaxial muscles Intertransversarii post. lat. cerv. muscle
14 Additional Hypaxial Muscles Middle lateral hypaxial muscles Intertransversarii post. lat. lumb. muscle
15 Additional Hypaxial Muscles Middle lateral hypaxial muscles Cremaster muscle
16 Additional Hypaxial Muscles Ventral hypaxial muscles Pyramidalis muscle
17 Epaxial Muscle Overview Superficial group muscles Splenius capitis muscle - layer 1
18 Epaxial Muscle Overview Superficial group muscles Splenius cervicis muscle - layer 1
19 Epaxial Muscle Overview Superficial group muscles Erector spinae muscles - layer 2 Iliocostalis muscle
20 Epaxial Muscle Overview Superficial group muscles Erector spinae muscles - layer 2 Longissimus muscle
21 Epaxial Muscle Overview Superficial group muscles Erector spinae muscles - layer 2 Spinalis muscle
22 Epaxial Muscle Overview Deep group muscles Semispinalis muscles - layer 3
23 Epaxial Muscle Overview Deep group muscles Multifidus muscles - layer 4
24 Additional Epaxial Muscles Deep intersegmental muscles Rotatores muscles
25 Additional Epaxial Muscles Deep intersegmental muscles Interspinales muscles
26 Additional Epaxial Muscles Deep intersegmental muscles Levatores costasum muscles
27 Additional Epaxial Muscles Deep intersegmental muscles Intertransversarii post. med. cerv. muscles
28 Additional Epaxial Muscles Deep intersegmental muscles Intertransversarii thoracis muscles
29 Additional Epaxial Muscles Deep intersegmental muscles Intertransversarii med. lumb. muscles
30 Understanding Intertransverse Muscles Cervical intertransverse muscles
31 Understanding Intertransverse Muscles Cervical intertransverse muscles Hypaxial
32 Understanding Intertransverse Muscles Cervical intertransverse muscles Epaxial
33 Understanding Intertransverse Muscles Cervical intertransverse muscles Nerve relations
34 Understanding Intertransverse Muscles Thoracic intertransverse muscles
35 Understanding Intertransverse Muscles Thoracic intertransverse muscles Hypaxial
36 Understanding Intertransverse Muscles Thoracic intertransverse muscles Epaxial
37 Understanding Intertransverse Muscles Thoracic intertransverse muscles Nerve relations
38 Understanding Intertransverse Muscles Lumbar intertransverse muscles
39 Understanding Intertransverse Muscles Lumbar intertransverse muscles Hypaxial
40 Understanding Intertransverse Muscles Lumbar intertransverse muscles Epaxial
41 Understanding Intertransverse Muscles Lumbar intertransverse muscles Nerve relations
42 Additional Epaxial Muscles Suboccipital muscles Rectus capitis posterior major muscle
43 Additional Epaxial Muscles Suboccipital muscles Rectus capitis posterior minor muscle
44 Additional Epaxial Muscles Suboccipital muscles Obliquus capitis inferior muscle
45 Additional Epaxial Muscles Suboccipital muscles Obliquus capitis superior muscle
46 Additional Epaxial Muscles Suboccipital muscles What are the suboccipital muscles?
47 Branchial Arch Skeletal Derivatives
48 Branchial Arch Skeletal Derivatives First arch Incus
49 Branchial Arch Skeletal Derivatives First arch Malleus
50 Branchial Arch Skeletal Derivatives First arch Anterior ligament of malleus
51 Branchial Arch Skeletal Derivatives First arch Anterior ligament of malleus
52 Branchial Arch Skeletal Derivatives First arch Sphenomandibular ligament
53 Branchial Arch Skeletal Derivatives First arch Sphenomandibular ligament
54 Branchial Arch Skeletal Derivatives First arch Mandibular (Meckel s) cartilage
55 Branchial Arch Skeletal Derivatives Second arch Stapes
56 Branchial Arch Skeletal Derivatives Second arch Styloid process
57 Branchial Arch Skeletal Derivatives Second arch Stylohyoid ligament
58 Branchial Arch Skeletal Derivatives Second arch Lesser cornu and cranial part of hyoid
59 Branchial Arch Skeletal Derivatives Third arch Greater cornu and inferior part of hyoid
60 Branchial Arch Skeletal Derivatives Fourth arch Laryngeal cartilages
61 Remember the Muscle Pattern
62 Pharyngeal Arch Muscles First arch Muscles you know Temporalis muscle
63 Pharyngeal Arch Muscles First arch Muscles you know Masseter muscle
64 Pharyngeal Arch Muscles First arch Muscles you know Medial pterygoid muscle
65 Pharyngeal Arch Muscles First arch Muscles you know Lateral pterygoid muscle
66 Pharyngeal Arch Muscles First arch Muscles you know Anterior digastricus muscle
67 Pharyngeal Arch Muscles First arch Muscles you know Tensor tympani muscle
68 Pharyngeal Arch Muscles First arch New muscles Mylohyoid muscle
69 Pharyngeal Arch Muscles First arch New muscles Tensor veli palatini muscle
70 Pharyngeal Arch Muscles First arch Summary 4 pairs Nerve?
71 Pharyngeal Arch Muscles Second arch Muscles you know Muscles of facial expression
72 Pharyngeal Arch Muscles Second arch Muscles you know Posterior digastricus muscle
73 Pharyngeal Arch Muscles Second arch Muscles you know Stapedius muscle
74 Pharyngeal Arch Muscles Second arch New muscles Stylohyoid muscle
75 Pharyngeal Arch Muscles Second arch Summary Migration or not? Nerve?
76 Pharyngeal Arch Muscles Third arch Muscles you know Stylopharyngeus muscle Nerve?
77 Pharyngeal Arch Muscles Fourth arch New muscles Levator veli palatini muscle
78 Pharyngeal Arch Muscles Fourth arch New muscles Palatoglossus muscle
79 Pharyngeal Arch Muscles Fourth arch New muscles Palatopharyngeus muscle
80 Pharyngeal Arch Muscles Fourth arch New muscles Muscularis uvulae
81 Pharyngeal Arch Muscles Fourth arch New muscles Superior constrictor muscle
82 Pharyngeal Arch Muscles Fourth arch New muscles Middle constrictor muscle
83 Pharyngeal Arch Muscles Fourth arch New muscles Inferior constrictor muscle
84 Pharyngeal Arch Muscles Fourth arch New muscles Cricothyroideus muscle
85 Pharyngeal Arch Muscles Third and Fourth arch Review
86 Pharyngeal Arch Muscles Third and Fourth arch Review
87 Occipital Somite Muscles Occipital somite 1-6th arch New muscles Posterior cricoarytenoid muscle
88 Occipital Somite Muscles Occipital somite 1-6th arch New muscles Transverse arytenoid muscle
89 Occipital Somite Muscles Occipital somite 1-6th arch New muscles Oblique arytenoid muscle Aryepiglotticus muscle
90 Occipital Somite Muscles Occipital somite 1-6th arch New muscles Lateral cricoarytenoid muscle
91 Occipital Somite Muscles Occipital somite 1-6th arch New muscles Thyroarytenoid muscle Vocalis muscle
92 Occipital Somite Muscles Occipital somite 1-6th arch New muscles Thyroepiglotticus muscle
93 Occipital Somite Muscles Occipital somite 1-6th arch Review
94 4th Arch/Occipital Somite Muscles Summary Think cranial end of gut tube Nerve?
95 Occipital Somite Muscles Occipital somites 2 to 4 Muscles you know Extrinsic tongue muscles Intrinsic tongue muscles
96 Lateral Head Muscles Muscles you know Trapezius muscle Sternocleidomastoid muscle
97 Prechordal Mesoderm Muscles Muscles you know Extrinsic eye muscles
98 Functional Anatomy of Eye Muscles Keys: axes of eyeball rotation and direction of muscle contraction
99 Functional Anatomy of Eye Muscles Eye movements SUPERIOR Medial rectus muscle MEDIAL INTORSION ADDUCTION E L E V A T I O N D E P R E S S I O N ABDUCTION EXTORSION LATERAL Medial EXTORSION INTORSION Lateral INFERIOR Left Eye, Anterior View
100 Functional Anatomy of Eye Muscles Eye movements SUPERIOR Lateral rectus muscle MEDIAL INTORSION ADDUCTION E L E V A T I O N D E P R E S S I O N ABDUCTION EXTORSION LATERAL Medial EXTORSION INTORSION Lateral INFERIOR Left Eye, Anterior View
101 Functional Anatomy of Eye Muscles Eye movements SUPERIOR Superior rectus muscle MEDIAL INTORSION ADDUCTION E L E V A T I O N D E P R E S S I O N ABDUCTION EXTORSION LATERAL Medial EXTORSION INTORSION Lateral INFERIOR Left Eye, Anterior View
102 Functional Anatomy of Eye Muscles Eye movements SUPERIOR Inferior oblique muscle MEDIAL INTORSION ADDUCTION E L E V A T I O N D E P R E S S I O N ABDUCTION EXTORSION LATERAL Medial EXTORSION INTORSION Lateral INFERIOR Left Eye, Anterior View
103 Functional Anatomy of Eye Muscles Eye movements SUPERIOR Inferior rectus muscle MEDIAL INTORSION ADDUCTION E L E V A T I O N D E P R E S S I O N ABDUCTION EXTORSION LATERAL Medial EXTORSION INTORSION Lateral INFERIOR Left Eye, Anterior View
104 Functional Anatomy of Eye Muscles Eye movements SUPERIOR Superior oblique muscle MEDIAL INTORSION ADDUCTION E L E V A T I O N D E P R E S S I O N ABDUCTION EXTORSION LATERAL Medial EXTORSION INTORSION Lateral INFERIOR Left Eye, Anterior View
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