Muscles for the practise OP Flashcards
What is the small list of MM to know for the Fist OP?
SCM Scalenes Temporalis Erector Spinae Rectus Abdominis External Oblique Masseter QL
What is the (O) and (I) for the (SCM)?
(O) Sternal head on sternum and Clavicular head on the 1st 1/3 of medial clavicle.
(I) Mastoid process
What is the (O) and (I) for the Anterior Scalene?
(O) Transverse processes of C spine 3-6
(I) First Rib
What is the (O) and (I) for the Middle Scalene?
(O) Transverse processes of C2-7
(I) First Rib
What is the (O) and (I) for the Posterior Scalene?
(O) Transverse processes of C6-7
(I) Second Rib
What is the (O) and (I) of the Temporalis?
(O) Temporal Fossa of the temporal bone & Fascia.
(I) Coronoid process of the Mandible
What is the (O) and (I) of the Rectus Abdominis?
(O) Pubic crest & Pubic Symphysis
(I) Cartilage of 5th - 7th ribs & Xiphoid process
What is the (O) and (I) of the External Obliques?
(O) External Surfaces of 5th - 12th ribs
(I) Anterior part of the Iliac crest & abdominal Aponeurnosis to Linea Alba.
What is the (O) and (I) for the branch of the Erector Spinae “Spinalis”?
(Thoracis) (O) L3 - T10 (I) T8 - T2
(Cervicis) (O) T4 - C6 (I) C4 - C2
What is the (O) and (I) for the branch of the Erector Spinae “Spinalis”?
(Thoracis) (O) L3 - T10 (I) T8 - T2
(Cervicis) (O) T2 - C6 (I) C4 - C2
What are the Branches of the Erector spinae (Spinalis)?
There is a:
Thoracis portion & a Crevicis portion.
What is the (O) and (I) for the branch of the Erector spinae (Longissimus Thoracis)?
(O) common tendon
I) Lower 9 Ribs and the transverse processes of the Thoracic vertebrae (T4 - T12
What are the Portions of the Erector branch (Longissimus)?
This branch of the Muscle includes:
Longissimus Thoracis, Capitis & Cervicis
What is the (O) and (I) for the Branch of the Erector (longissimus capitis)?
(O) Tranverse process of the Upper 5 Thoracic Vertebrae.
(I) Mastoid process of the Temporal bone.
What is the (O) and (I) of the branch of the Erector spinae (Longissimus Cervicis)?
(O) Transverse process of the Upper 5 Thoracic vertebrae.
(I) Transverse process of Cervical vertebrae.
What is the (O) and (I) for the QL?
(O) Posterior Iliac Crest
(I) Last Rib and Transverse processes of L1-4
What is the (O) and (I) for the Masseter?
(O) Zygomatic Arch / Bone
(I) Angle and Ramus of the Mandible
What is the Action of the (SCM)?
Unilaterally: Ipsilateral lateral flexion & Contralateral rotation of the neck and head.
Bilaterally: Flexion of the Neck and Assist to elevate the ribcage during inhalation.
What is the Action of the (SCM)?
Unilaterally: Ipsilateral lateral flexion & Contralateral rotation of the neck and head.
Bilaterally: Flexion of the Neck and Assist to elevate the ribcage during inhalation.
What is the Action of the Scalene MM?
Unilaterally: Ipsilateral Lateral flexion, Contralateral rotation.
Bilaterally: Flexion of the head and neck, Elevation of the Ribs during inhalation.
What is the Action of the Masseter mm?
Elevates the Mandible (TMJ)
May assist to Protract the Mandible
What is the Action of the Temporalis mm?
Elevate the mandible & Retract the mandible.
What is the Action of the Rectus Abdominis?
Flexion of the vertebral column
Tilt pelvis posteriorly
What is the Action of the External Oblique?
Unilaterally: Ipsilateral lateral flexion of the vertebral column. Contralateral rotation of the vertebral column.
Bilaterally: Flexion of the Vertebral column And compression of the Abdominal Contents.
What is the nerve of the (SCM)?
Spinal accessory 11 nerve (C2, 3)
What is the nerve of the Anterior Scalene?
C(3) 4-8
What is the nerve of the Masseter?
Trigeminal (V) nerve (Mandible Division)
What is the Nerve of the Temporalis?
Trigeminal (V) nerve (Mandible Division)
What is the nerve of the Erector Spinae?
Spinal
What is the Nerve of the QL?
Lumbar Plexus T12 - L3
What is the Nerve of the Rectus Abdominis?
T5 - 12 Ventral Rami
What is the Nerve of the External Oblique?
T5 - 12
What is abdominal Aponeurnosis & Linea Alba?
Linea Alba: Runs straight down from the Xiphoid process to the Pubic Symphysis. Formed by the fusion of the “Aponeurosis”
It separates the right and left belly of the Rectus Abdominis.
What is the portion of the Erector group (Iliocostalis) made up of?
This portion of the group consist of:
Lumborum
Thoracis
Cervicis
What is the (O) and (I) for Iliocostalis Lumborum?
(O) Common Tendon That inserts on the sacrum & PSIS region.
(I) TVP’s L1-3, and posterior surface of ribs 6-12.
What is the (O) and (I) for Iliocostalis Thoracis?
(O) Posterior surface of ribs 1-12.
(I) Posterior surface of ribs 1-6.
What is the (O) and (I) for Iliocostalis Cervicis?
(O) Posterior surface of ribs T1-6.
(I) TVP of C7-4.