Origins and insertions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Orbicularis Oculi | Origin: frontal and maxillary bones and ligaments around orbit
Insertion: encircles orbit and insert in tissue of eyelid
Action: closes eyes
🗑
|
||||
| Zygomaticus Minor and major | Origin: Zygomatic bone
Insertion: skin and muscle at corner of mouth
Action: smiling muscle
🗑
|
||||
| Frontalis | origin: Cranial aponerosis
Insertion: Skin of the eyebrow
Action: raise eyebrows
🗑
|
||||
| Occipitalis | Origin: Occipital bones
Insertion: Epicranial aponeurosis
Action: pulls scalp posteriorly
🗑
|
||||
| Orbicularis Oris | Origin: arises indirectly from maxilla and mandible
Insertion: Encircles mouth- skin and fascia of the lips
Action: closes, purses lips- kissing
🗑
|
||||
| Platysma | Origin: Fascia of chest (over pectoral muscles) and deltoid
Insertion: lower margin of mandible, skin, and muscle at corner of mouth
Action: Tenses Skin of Neck / depresses mandible/ pulls lowerlip back and down
🗑
|
||||
| Masseter | Origin: Zygomatic Arch and Mixilla
Insertion: Angle and ramus of mandible
Action: prime mover of jaw closure
🗑
|
||||
| Temporalis | Origin: Temporal Fossa
Insertion: Coronoid process of mandible
Action: closes jaw
🗑
|
||||
| Buccinator | Origin: Mollar region of maxilla and mandible
Insertion: Orbicular Oris
Action: Draws corner of mouth laterally; compresses cheek (as in whistling); holds food between teeth during chewing
🗑
|
||||
| Trapezius | Origin: occipital bone;ligamentum nuchae; spines c7 + all thoracic vertebrae
Insertion: Acromion and spinous process of scapula
Action: Raises, rotates, & retracts scapula & stabilizes it
🗑
|
||||
| Sternocleidomastoid | Origin: Manubrium of sternum & medial portion of clavicle
Insertion: Mastiod process of temporal bone and superior nuchal line of occipital bone
Action: Simultaneous contraction of both muscles of pair causes flexion of the neck forward, rotate head
🗑
|
||||
| Pectoralis Major | Origin: clavicle, sternum, cartilage of ribs 1-6, and aponeurosis of external oblique muscle
Insertion: Intertubercular sulcus of humerus
Action:Prim mover of arm flexion; adducts medially rotates arm
🗑
|
||||
| Pectoralis Minor |
🗑
|
||||
| Serratus Anterior |
🗑
|
||||
| Latissimus Dorsi | Origin: indirect attatchment of spinous processes of lower six thoracic vertebrae, lumbar vertebrae
Insertion: floor of intertubercular sulcus of humerus
Action: prime mover of arm extension; adducts and medially rotates arm
🗑
|
||||
| External Intercostals | Origin: Inferior border of rib above
Insertion: Superior border of rib below
Action: pull ribs toward one another to elevate rib cage; aid in inspiration
🗑
|
||||
| Internal Intercostals | Origin: Superior border of rib below
Insertion: Inferior border of rib above
Action: Draws ribs together to depress rib cage; aid in forced expiration
🗑
|
||||
| Deltoid | Origin: lateral 1/3 of clavicle; acromion and spine of scapula
Insertion: Deltion Tuberosity of humerus
Action: Acting as a whole, prime mover of arm abduction
🗑
|
||||
| Rotator Cuff Muscles | Subscapularis, Supraspinatus, Infraspinatus
🗑
|
||||
| Subscapularis |
🗑
|
||||
| supraspinatus |
🗑
|
||||
| Infraspinatus |
🗑
|
||||
| Biceps Brachii | Origin: short head - coracoid process; long head - supraglenoid tubercle and lip of glenoid cavity
Insertion: Radial tuberosity
Action: flexion (powerful) of elbow and supination of forearm
🗑
|
||||
| Brachialis |
🗑
|
||||
| Triceps Brachii: | origin: long head- inferior margin of glenoid cavity; Lateral head- posterior humerus; Medial Head- distal radial groove on posterior humerus
Insertion: olecranon of ulna
Action: powerful forearm extensor
🗑
|
||||
| Flexor Group |
🗑
|
||||
| Extensor Group |
🗑
|
||||
| External Oblique | Origin: anterior surface of last eight ribs
Insertion: Linea alba, pubic crest and tubercle, and iliac crest
Action: compresses abdominal wall, aids in trunk rotation and lateral flexion
🗑
|
||||
| Internal Oblique |
🗑
|
||||
| Rectus Abdominus | Origin: pubic crest & symphasis
Insertion: Xiphoid process and costal cartilage of ribs 5-7
Action: flexes and rotates vertebral column, stabilizes pelvis during walking
🗑
|
||||
| Transverse Abdominus |
🗑
|
||||
| Gluteus Maximus | Origin: Dorsal Ilium, sacrum, and coccyx
Insertion: gluteal tuberosity of femur and iliotibial tract
Ation: powerful thigh extensor (most effective when thigh is flexed, as in climbing stairs, not just walking
🗑
|
||||
| Gluteus Medius |
🗑
|
||||
| (quadriceps)Vastus Lateralis | Origin: greater trochanter, intertrochanteric line, and linea aspera
Insertion: tibial tuberosity and patella
Action: Extends and stabilizes knee
🗑
|
||||
| (quadriceps)Vastus Medialis | Origin: Linea aspera and intertrochanteric line
Insertion: tibial tuberosity and patella
Action: extends; stabilizes patella
🗑
|
||||
| (quadriceps) Vastus Intermeduis | origin: anterior and lateral surface of femur
Insertion: tibial tuberosity and patella
Action: extends knee
🗑
|
||||
| (quadriceps) Rectus Femoris | Origin: anterior inferior iliac spine and superior margin of acetabulum
Insertion: tibial tuberosity and patella
Action: extends knee and flexes thigh at hip
🗑
|
||||
| (Hamstring) Biceps Femoris | Origin: Ischial tuberosity (long head); linea aspera and distal femur (short head)
Insertion: tendon passes laterally to insert into head of fibula and lateral condyle of tibia
Action: extends thigh, flexes knee
🗑
|
||||
| (Hamstring) Semitendinosus (t=top) | Origin: ischial tuberosity
Insertion: medial aspect of upper tibial shaft
Action: Extens thigh, flexes knee
🗑
|
||||
| (Hamstring) Semimembranosus (bottom) | Origin Ishial tuberosity
Insertion: Medial condyle of tibia; lateral condyle of femur
🗑
|
||||
| Tensor Fasciae Latae |
🗑
|
||||
| Tibialis Anterior | Origin: lateral condyle and upper 2/3 of tibia; interosseous membrane
Insertion: by tendon into inferior surface of first cuneiform and metatarsal I
Action: Prim mover of dorsiflexion
🗑
|
||||
| Sartorius |
🗑
|
||||
| Gastrocnemius | Origin: by two heads from medial and lateral condyles of femur
Insertion: calcaneus via calcaneal tendon
Action: plantar flexes foot when knee is extended
🗑
|
||||
| Gracilis |
🗑
|
||||
| Soleus |
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
Jessie V
Popular Nursing sets