Spine, Head, Neck and Face
Is splenius cervicis superficial or deep to splenius capitis?
Deep
The mandible does what actions?
Elevation, depression, protraction, retraction, lateral deviation
What is the strongest muscle in the body relative to its size?
The masseter
Passive rotation of the head and neck to the opp side would shorten/lengthen the scalenes?
shorten
Name the quadriceps group and their primary action:
Rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius. They extend the knee
What are the muscles superficial to deep in the back?
Trap, Lat dorsi, rhomboids, erector spinae group, transversospinalis
Sternocleidomastoid O+I+A
O: manubrium, med 1/3 of the clavical
I: Mastoid Process
A: Bilateral flexion, lateral flexion to the same side, rotation to the opp side (unilaterally), assist to elevate the ribs during inhalation
What muscles are tucked between the trachea and cervical vertebra, and help to reduce the lordotic curve of the cervical vertebra?
Longus Capitis, Longus Colli
Passive lateral flexion to the same side would shorten/lengthen the SCM and Scalenes?
Shorten
What muscles of the leg and thigh are polyarticular or cross two joints?
Rectus femoris, gastrocnemius, plantaris, sartorius
How many total bones are in the skull? Bones in the cranium? Bones in the face?
22 total, 8 in the cranium, 14 in the face
Scalenes O+I+A
O- Ant=C3-6, Mid=C2-7, Post=C6-7
I: Ant, Mid= 1st rib, Post= 2nd rib
A: flexion, lateral flexion to same side, rotation to opp side
What are longus coli and longus capitus actions?
flexion (bilaterally), lateral flexion to the same side, rotation to the same side
What are the bones of the pelvis and thigh?
sacrum, coccyx, ilium, ischium, pubis, femur, patella
What muscles attach to the tibial tuberosity?
Rectus femoris, vastus lateralis, vastus medialis, vastus intermedius
What bone has no articulation to any other bone?
Hyoid Bone
The strong sphincter muscle that encircles the mouth
Orbicularis oris
The brachial plexus and subclavian artery pass through a small gap between which two muscles?
Anterior and middle scalene
ASIS and AIIS is what
Anterior Superior Iliac Spine
Anterior Inferior Iliac Spine
What muscles make up the hamstrings and their primary actions?
Biceps femoris, Semitendinosus, Semimembranosus. Extend the hip, flex the knee.
What muscles are structurally integumentary, and functionally mimetic muscles?
facial muscles
Sphincter muscle that encircles the eye?
Orbicularis Oculi
The broad origin of which muscle attaches to the frontal, temporal, and parietal bones?
Temporalis
PSIS and PIIS is what?
Posterior Superior Iliac Spine
Posterior Inferior Iliac Spine
Biceps femoris, semitendinosus, and semimembranosus originate where?
Ischial Tuberosity