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Name of Facial Expression
Name:
Origin: Maxilla and mandible
Insertion: Lips
Action:
- -Orbicularis oris
- -compress lips
-
Name:
Origin: Medial orbit
Insertion: Skin around eyelids
Origin:
- -Orbicularis oculi
- -
Close eye
-
Name Of Mastication
Name:
Origin: Temporal Fossa
Insertion: Coronoid process of mandible
Action:
- -temporalis
- -
elevate mandible
-
Name:
Origin: Zygomatic arch
Insertion: Lateral ramus of mandible
Action:
- -Masseter
- -
Elevate mandible
-
Muscles Of The Neck:
Name:
Origin: Sternal head: Manubrium
Clavicular head: Medial clavicle
Insertion: mastoid process and superior nuchal line
- -unilateral: turn head
- -bilateral: flex neck and head
-
Muscles Of Respiration:
Name:
Origin: Xiphoid process, costal cartilages 7-12, lumbar vertebrae (anterior)
Insertion: Central tendon
Action:
- -diaphragm
- -
expands thoracic cavity/inhale
-
Name:
Origin: Inferior border of superior rib
Insertion: Superior border of inferior rib
Action:
- -external internal costals
- -elevate ribs/active inspiration
-
Name:
Origin: Superior border of inferior rib
Insertion: Inferior border of superior rib
Action:
- -internal intercostals
- -
active expiration
-
Muscles Of Abdominal Wall
Name:
Origin: ribs 5-12
Insertion: Linea alba, iliac crest
Action:
- -external abdominal oblique
- -compress abdominal wall. Flex vertebral column & rotate trunk
-
Name:
Origin: Thoracolumbar fascia, inguinal ligament, iliac crest.
Insertion: Linea alba, pubic crest, ribs/costal cartilages 8-12
Action:
- -internal abdominal oblique
- -compress abdominal wall. Flex vertebral column & rotate trunk
-
Name:
Origin: Thoracolumnar fascia, inguinal ligament, iliac crest, ribs/costal cartilages 6-12
Insertion: Linea alba, pubic crest
Action:
- -transversus abdominis
- -compress abdominal wall. tense thoracolumbar fascia
-
Name:
Origin:
Insertion: Xiphoid process, costal cartilages 5-7
Action:
- -Rectus abdominis
- -Flex vertebral column. compress abdominal wall
-
What is the name of the fibrous sleeve (arising from the Apo neuroses of the external oblique, internal oblique, and transversus abdominis) that encloses the rectus abdominis muscle?
- rectus sheath
-
What is the name of the longitudinal, collagenous line between the left and right rectus abdominis muscles where the above fibrous sleeve connects along the midline?
-linea alba
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