Test 2- Muscles Flashcards
What are the muscles of facial expression?
1 Orbicularis Oris 2 Orbicularis Oculi 3 Zygomaticus 4 Risorius 5 Buccinator 6 Platysma 7 Frontalis 8 Occipitalis
Which muscle closes and protrudes lips?
orbicularis oris
Which muscles closes eyelids?
Orbicularis oculi
What is the smile muscle?
Zygomaticus
What is the antagonist of the zygomaticus?
Patysma
Which muscle draws the mouth laterally?
Risorius
Which muscle blows and sucks?
Buccinator
Which muscle raises the eyebrows and draws the scalp foreword?
Frontalis
Which muscle draws the scalp backward?
Occipitalis
What is the antagonist of the Frontalis?
The occipitalis
“Elevating the mandible”
Closes the mouth
Which muscles closes the mouth?
Masseter and temporalis
“Depresses the mandible”
Opens mouth
Which muscles depress the mandible?
Digastric
Which muscle elevates the hyoid and the larynx?
Digastric
What is the origin of the masseter?
Zygomatic bone
What is the insertion of the masseter?
The ramus of the mandible
What are the muscles that allow us to chew?
Masseter, temporalis, and digastric
Which muscles move the head?
sternocleidomastoid Splenius capitus
What muscle(s) are responsible for the flexion of the head?
Sternocleidomastoid
What muscle(s) are responsible for extension and hyper extension of the head?
Splenius capitus
What muscle(s) are responsible for rotation of the head to the L?
the R sternocleidomastoid and L splenius capitus
What muscle(s) are responsible for rotation of the head to the R?
The L sternocleidomastoid and R splenius capitus
What is the origin of the sternocleidomastoid?
Sternum and clavicle
What is the insertion of the sternocleidomastoid?
Mastoid
What are the muscles that move the shoulder?
1 serratus anterior 2 pec minor 3 trapezius 4 rhomboideus
What muscle(s) are responsible for abduction of the shoulder?
Pectoralis minor and serratus
What muscle(s) are responsible for depression of the scapula?
Pectoralis minor and trapezius
What muscle(s) are responsible for adduction of the shoulder?
Lower portion of trapezius and rhomboideus
What muscle(s) are responsible for elevation of the scapula?
The upper portion of the trapezius
What is the origin of the trapezius muscle?
Occipital bone Ligamentum Nuchae Spine C7-T5
Where does the trapezius insert?
Spine of scapula
What are the muscles that move the arm?
1 Deltoid 2 Teres Major 3 Teres Minor 4 Pectoralis Major 5 Latissimus Dorsi 6 Infraspinatus 7 Supraspinatus 8 Subscapularis
What are the muscles that abduct the arm?
Deltoid and supraspinatus
What are the muscles that adduct the arm?
Teres major, lattisimus dorsi, and pectoralis major
What muscles rotates the arm laterally?
Infraspinatus and teres minor
What muscles rotate the arm medially?
pectoralis major, lattisimus dorsi, subscapularis, and teres major
What muscles flex the arm?
Pectoralis major
What muscles extend the arm?
Lattisimus dorsi
What is the origin of the deltoid?
Acromion, spine of scapula, and clavicle
Where is the insertion of the deltoid tuberosity?
Deltoid tuberosity
Where is the origin of pectoralis major?
Clavicle, sternum, and costal cartilage of ribs 2-6
Where is the insertion of pectoralis major?
Greater tubercle of the humerus
Where is the origin of lattissimus dorsi?
Spinous process of T7- lumbar vertebrae Posterior crest of ilium
Where is the insertion of lattissimus dorsi?
Intertubercular Groove of Humerus
Where is the origin of the supraspinatus muscle?
The supraspinus fossa
What is the insertion of the infraspinatus?
Greater tubercle of the humerus
What is the origin and insertion of infraspinatus?
Origin is at the infraspinus process Insertion is at the greater tubercle of the humerus
Where is the origin and insertion fo subscapularis?
Origin: subscapular fossa Insertion: lesser tubercle of the humerus
What are the actions of the deltoid?
Abducts
What are the actions of pectoralis major?
Adducts arm and rotates medially
What are the actions of lattissimus dorsi?
Adducts and rotates medially
What is the action of supraspinatus?
Abducts arm
What is the action of subscapularis?
Rotates medially
What is the action of infraspinatus?
Rotates laterally
What is the action of teres major?
Adducts arm and rotates medially
What is the action of teres minor?
Rotates laterally
What is the action of biceps brachii?
Flexes forearm and supinates forearm
What is the origin and insertion of biceps brachii?
The origin is the coracoid process of the scapula and right above the glenoid fossa The insertion is radial tuberosity
What are the actions of biceps brachii?
Flexes forearm and supinates forearm
What are the muscles that move the forearm?
1 Biceps Brachii 2 Triceps Brachii 3 Brachialis 4 Pronator Teres 5 Suppinator 6 Pronator Quadratus
What is the action of triceps brachii?
Extends forearm
What is the action of brachialis?
It flexes the forearm
What is the action of pronator teres?
Pronates forearm
What is the action of the suppinator?
Supinates forearm
What is the action of pronator quadratus?
Pronates the forearm
What is the origin and insertion of triceps brachialis?
The origin is at - the lateral head of the lateral posterior shaft of humerus proximally - the long head below the glenoid fossa - the medial head on the posterior surface of humerus distally The insertion is the olecranon process of the ulna
What are the muscles that move the wrist and fingers?
1 flexor carpi radialis 2 flexor carpi ulnaris 3 palmaris longus 4 flexor digitorum superficialis 5 flexor digitorum profundus 6 extensor carpi radialis 7 extensor carpi ulnaris 8 extensor digitorum
What muscle(s) flex the forearm?
BIceps brachii Brachialis
What muscle(s) extend the forearm?
Triceps brachii
What muscle(s) supinate the forearm?
Biceps brachii and suppinator
What muscle(s) pronate forearm?
Pronator teres
What muscle(s) flex palm?
Flexor carpi radialis Flexor carpi ulnaris Palmaris longus
What muscle(s) flex phalanges?
Flexor digitorum superficialis Flexor digitorum profundus
What muscle(s) extends palm?
Extensor carpi radialis Extensor carpi ulnaris Extensor digitorum
What muscle(s) extend phalanges?
Extensor digitorum
What muscle(s) abduct the wrist?
Flexor carpi radialis Extensor digitorum
What muscle(s) adduct the wrist?
Flexor carpi ulnaris Extensor carpi ulnaris
What is the origin and insertion of flexor carpi radialis?
Origin is the medial epicondyle of humerus Insertion is the ventral surface of metacarpals II and II
Where is the origin and insertion of extensor digitorum?
Origin: lateral epicondyle of humerus Insertion: dorsal surface of phalanges
Which muscles extend the leg?
Gluteus max
Which muscles flex the leg?
Tensor fasciae latae
What muscles abduct the leg?
Gluteus medius, gluteus minimus, and tensor fasciae latae
Which muscles adduct the leg?
Adductor longus Adductor magnus Adductor brevis
Which muscles medially rotates the leg?
Gluteus Maximus Gluteus Medius Gluteus Minimus
Where is the origin and insertion of gluteus Maximus?
Origin is at the iliac crest, sacrum, and coccyx Insertion is at the gluteal tuberosity of femur
Where is the origin and insertion of adductor longus?
Origin at the pubis Insertion at the linea aspera
What are the actions of Gluteus Maximus?
Extends leg Medially rotates
What are the actions of gluteus medius
Abduction of the leg and medial rotation
What are the actions of gluteus minimus?
Abducts leg and medially rotates
What are the actions of tensor fasciae latae?
Flexes leg
Abducts leg
What are the option of adductor longus?
Adducts leg
What are the actions of adductor magnus?
Adducts leg
What are the actions of adductor brevis?
Adducts leg
What are the muscles that move the leg?
Hamstring which consist of 1 biceps femoris 2 semitendinosus 3 semimembranosus 4 gracilis 5 sartorius Quadriceps femoris which consists of 6 rectus femoris 7 vastus lateralis 8 vastus medialis 9 vastus intermedialis
Muscles that move the foot and toes
1 tibialis anterior 2 extensor digitorum longus 3 fibularis longus 4 gastrocnemius 5 soleus 6 flexor digitorum longus
What muscles dorsiflex
Tibialis anterior Extensor digitorum longus
What muscles plantar flex
Gastrocnemius Soleus Flexor digitorum longus
What muscles extend the toes?
Extensor digitorum longus
What muscles flex the toes?
Flexor digitorum longus
What are the muscles numbered below?

1 myohyloid, 2 digastric, 3 masseter
What are the muscles numbered below?

4 Pectoralis Major, 5 Pectoralis minor, 8 external abdominal oblique
What are the muscles numbered below?

6 Rectus Abdominus, 7 linea alba
What are the muscles numbered below?

8 external oblique, 9 internal oblique, 10 tranversus abdominius
What are the muscles numbered below?

1 trapezius
11 yellow triceps brachii long head
11 green triceps bracii lateral head
13 dorsoepithrochlearis
4 lattisimus dorsi
What are the muscles numbered below?

5 Serratus ventralis
11 Triceps Brachii
13 Dorsoepitrochlearis
What are the muscles numbered below?

1 trapezius, 2 levator scapulae ventralis, 8 rhomboideus, 8* rhomboideus capitus, 7 Splenius
What are the muscles numbered below?

1 trapezius
9 supraspinatus
6 subscapularis
7 splenius
8 rhomboideus
8* rhomboideus capitus
What are the muscles numbered below?

1 Trapezius
2 scapular spine
10 infraspinatus
9 suprapspinatus
What are the muscles numbered below?

4 Pectoralis major
5 Pectoralis minor
11 Triceps brachii medial head
11* Triceps brachii long head
13 Dorsoepitrochlearis
What are the muscles numbered below?

1 trapezius
2 levator scapulae ventralis
3 deltoid
4 lattisimus dorsi
13 DET
11 orange TB long
11 TB lat
12 brachialllis
What are the muscles numbered below?

4 Sartorius
7 Gracilis
What are the muscles numbered below?

1 Gracilis reflected
2 Semimembranous
3 Sartorius
4 Semitendinosus
What are the muscles numbered below?

1 Adductor longus
2 Reflected gracilis
3 Adductor femoris
4 Rectus femorus
5 Vastus medialis
6 Semimembranous
What are the muscles numbered below?

1 Sartorius reflected
2 Vastus medialis
3 Rectus femoris
4 Sartorius reflected
What are the muscles numbered below?

1 vastus medialis
2 rectus femoris
3 vastus lateralis
What are the muscles numbered below?

1 tail
2 semitendinosus
3 gastrocnemius
4 biceps femoris
What are the muscles numbered below?

1 Gluteus medius
2 Gluteus maximus
3 Tensor fasciae latae
4 fasciae latea
5 biceps femoris
6 vastus lateralis
7 Sartorius
What are the muscles numbered below?

1 gluteus max
2 gluteus min
3 tensor fascsiae latae
4 fasciae latate
5 biceps femoris
6 vastus lateralis
7 sartorius cut
What are the muscles numbered below?

1 FL
2 vastus lateralis
3 Satorius
4 biceps femoris
What are the muscles that move the foot?
1 tibialis anterior
2 extensor digitorum
3 fibularios longus
4 gastrocnemius
5 soleus
6 flexor digitorum longus
What are the muscles of the abdominal wall
Ex ab oblique
In ab oblique
Transverse ab
Rectus ab
Which one of your abdominal muscles does not do all the action of a sit up
transverse abdominus only compresses the abdomen
Where is the origin of the external ab ob?
lower 8 ribs
Where is the insertion of the ex/ab ob
linea alba and iliac crest
Where is the origin of the rectus abdominus?
xiphoid process, CC ribs 5-7
Where is the insertion of rectus abdominus?
synphysis pubis
What are the muscles used in breathing?
Diaphragm, external intercostals, internal incostals
What do all the muscles that cause plantar flexion have in common?
they are all posterior
Name the muscles below

Name the muscles below

1 Gracilis
2 Semimembranosus
3 Semitendinosus
4 Biceps femoris
5 Vastus Lateralis
6 Gastrocnemius
Name the muscles below

1 Extensor carpi radialis
2 Extensor digitorum
3 Extensor carpi ulnaris
4 Flexor carpi ulnaris
5 Supra
6 Infra
7 Gracilis
Name the muscles below

1 extensor carpi radialis
2 extensor digitorum
3 extensor carpi ulnaris
4 Tensor fascia latae