Skeletal Muscles Part 1 Question Preview (ID: 46670)
Origins, Insertions, And Actions Of Skeletal Muscles.
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The ORIGIN of the Internal Oblique.
a) Ilium
b) Sacrum
c) Pubis
d) Lower Ribs
INSERTION of Rectus Abdominis.
a) Xiphoid process of the sternum, and lower ribs
b) Humerus
c) Pubis
d) Mandible
ACTION of the Orbicularis Oris.
a) Closes and puckers lips
b) Closes the eyes
c) Pulls corners of the mouth upward
d) Flexes the neck
Which muscle has its ORIGIN on the Pubis?
a) Rectus Abdominis
b) Trapezius
c) Pectoralis Major
d) Latissimus Dorsi
Which muscle is the ANTAGONIST of the Pectoralis Major?
a) Latissimus Dorsi
b) Temporalis
c) External Oblique
d) Semispinalis Capitis
The ORIGIN of the Epicranius.
a) Occipital bone
b) Tissue above the eyes
c) Tissue at the corners of the mouth
d) Mastoid process of the Temporal bone
The INSERTION of the Trapezius.
a) Clavicle and Scapula
b) Occipital bone and upper vertebrae
c) Mandible
d) Mastoid process of the Temporal bone
ACTION of the Masseter
a) Closes the lower jaw
b) Closes and puckers the lips
c) Flexes the neck
d) Pulls the corners of the mouth, and the mandible, downward
Which muscle has its INSERTION on the Occipital bone?
a) Semispinalis Capitis
b) Epicranius
c) Trapezius
d) Transversus Abdominis
Which muscle is the SYNERGIST of the Masseter?
a) Temporalis
b) Orbicularis oris
c) Platysma
d) Latissimus dorsi
The ORIGIN of the Semispinalis Capitis.
a) Cervical and Thoracic Vertebrae
b) Occipital bone
c) Humerus
d) Lower ribs
The INSERTION of Orbicularis Occuli.
a) Skin around the eyes
b) Frontal bone and Maxillae
c) Temporal bone
d) Clavicle and Scapula
ACTION of Transversus Abdominis.
a) Rotates the vertebral column
b) Flexes and helps adduct arm
c) Extends and helps adduct arm
d) Raises the eyebrows
Which muscle has its ORIGIN on the Temporal bone
a) Masseter
b) Zygomaticus
c) Epicranius
d) Pectoralis Major
Which muscle is an ANTAGONIST of the Platysma?
a) Zygomaticus
b) Orbicularis Occuli
c) Pectoralis Major
d) Internal Oblique
The ORIGIN of the Platysma.
a) Fascia in the upper chest
b) Humerus
c) Corners of the mouth and mandible
d) Mastoid process of the Temporal bone
The INSERTION of the Pectoralis Major
a) Humerus
b) Clavicle, Sternum, and Rib cartilage
c) Lower vertebrae and Ilium
d) Clavicle and Scapula
ACTION of the Epicranius
a) Raises the eyebrows
b) Closes the eyes
c) Closes and puckers the lips
d) Raises the shoulders
Muscle that HELPS close the lower jaw
a) Temporalis
b) Masseter
c) Orbicularis Oris
d) Epicranius
Muscle that HELPS the Latissimus Dorsi adduct the arm.
a) Pectoralis Major
b) Trapezius
c) Sternocleidomastoid
d) Platysma
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