BIOS 252 Lab Practicum
Study online at https://quizlet.com/_j33bye
1. Anterior Scalene Origin: Anterior Tubercles of the transverse processes of C3,C4,C5,C6
Insertion:1st rib
Action: Laterally flexes neck and lifts 1st rib
Innervation: (Cervical Spinal Nerves)
2. sarcomere struc-
ture
3. Tro-
ponin-Tropomyosin
Complex
4. Triad
5. Neuromuscular point of contact between a motor neuron and a skeletal muscle cell
Junction
6. Mucle histology
, BIOS 252 Lab Practicum
Study online at https://quizlet.com/_j33bye
7. Occipitofrontalis Action: raises eyebrows and wrinkles forehead; moves scalp; Innervation: Fascial
(VII) nerve
8. Obicularis Oris Origin: Muscle fibers surronding the opening of the mouth
Insertion: Skin at the corner of the mouth
Action: closes and protrudes lips (kissing muscle) Innervation: Fascial Nerve (VII)
9. Zygomaticus Ma- Origin: Zygomatic Bone
jor Insertion: SKin at angle of mouth
Action: retracts and elevates corner of mouth(SMiling) Innervation: (Fascial (VII)
Nerve)
, BIOS 252 Lab Practicum
Study online at https://quizlet.com/_j33bye
10. Zygomaticus Mi- Origin: Zygomatic Bone
nor Insertion: Upper Lip
Action: retracts and elevates upper lip Expose Teeth: Innervation: Facial Nerve (VII)
11. Orbicularis Oculi Origin: Medial wall of orbit
Insertion: Circular path around orbit
Action: Closes eyelids; used in blinking, winking, and squinting;
Innervation: Facial Nerve VII
12. corrugator Su- Origin: Frontal bone
percillii Insertion: Skin of eyebrow
Action: Draws eyebrows together; wrinkles forehead: Frowning Fascial Nerve (VII)
13. superior rectus Origin: Common tendinous ring
Insertion: Superior central part of eyeball
, BIOS 252 Lab Practicum
Study online at https://quizlet.com/_j33bye
Action: elevates eye and turns it medially
Innervation: (oculomotor III)
14. inferior Rectus Origin:Common tendinous ring
Insertion: Inferrior and central part of eyeball
Action: depresses eye and turns it medially
Innervation:(oculomotor III)
15. lateral rectus moves eye laterally (abducens VI)
16. medical rectus Origin: Common tendinous ring
Insertion: Medical side of the eyeball
Action: moves eye medially
Innervation: (Occulomotor III)
Study online at https://quizlet.com/_j33bye
1. Anterior Scalene Origin: Anterior Tubercles of the transverse processes of C3,C4,C5,C6
Insertion:1st rib
Action: Laterally flexes neck and lifts 1st rib
Innervation: (Cervical Spinal Nerves)
2. sarcomere struc-
ture
3. Tro-
ponin-Tropomyosin
Complex
4. Triad
5. Neuromuscular point of contact between a motor neuron and a skeletal muscle cell
Junction
6. Mucle histology
, BIOS 252 Lab Practicum
Study online at https://quizlet.com/_j33bye
7. Occipitofrontalis Action: raises eyebrows and wrinkles forehead; moves scalp; Innervation: Fascial
(VII) nerve
8. Obicularis Oris Origin: Muscle fibers surronding the opening of the mouth
Insertion: Skin at the corner of the mouth
Action: closes and protrudes lips (kissing muscle) Innervation: Fascial Nerve (VII)
9. Zygomaticus Ma- Origin: Zygomatic Bone
jor Insertion: SKin at angle of mouth
Action: retracts and elevates corner of mouth(SMiling) Innervation: (Fascial (VII)
Nerve)
, BIOS 252 Lab Practicum
Study online at https://quizlet.com/_j33bye
10. Zygomaticus Mi- Origin: Zygomatic Bone
nor Insertion: Upper Lip
Action: retracts and elevates upper lip Expose Teeth: Innervation: Facial Nerve (VII)
11. Orbicularis Oculi Origin: Medial wall of orbit
Insertion: Circular path around orbit
Action: Closes eyelids; used in blinking, winking, and squinting;
Innervation: Facial Nerve VII
12. corrugator Su- Origin: Frontal bone
percillii Insertion: Skin of eyebrow
Action: Draws eyebrows together; wrinkles forehead: Frowning Fascial Nerve (VII)
13. superior rectus Origin: Common tendinous ring
Insertion: Superior central part of eyeball
, BIOS 252 Lab Practicum
Study online at https://quizlet.com/_j33bye
Action: elevates eye and turns it medially
Innervation: (oculomotor III)
14. inferior Rectus Origin:Common tendinous ring
Insertion: Inferrior and central part of eyeball
Action: depresses eye and turns it medially
Innervation:(oculomotor III)
15. lateral rectus moves eye laterally (abducens VI)
16. medical rectus Origin: Common tendinous ring
Insertion: Medical side of the eyeball
Action: moves eye medially
Innervation: (Occulomotor III)
