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Human Anatomy > Appendicular Muscles > Flashcards

Appendicular Muscles Flashcards

1
Q

The trapezius’ five attachment sites include what?

A

Occipital bone, vertebrae, clavicle, scapular spine and acromion of scapula

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2
Q

The upper fibers of the trapezius do what to the scapula?

A

Elevate and rotate scapula

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3
Q

The lower fibers of the trapezius do what to the scapula?

A

Depress and rotate scapula

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3
Q

The middle fibers of the trapezius do what to the scapula?

A

Retract scapula

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4
Q

What are the two attachments for the serratus anterior?

A

Scapula and ribs

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5
Q

What is the two functions of the serratus anterior?

A

Protracts and rotates scapula and holds scapula against the body wall

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6
Q

What four muscles move the pectoral girdle?

A

Trapezius, serratus anterior, and the rhomboid major and minor

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7
Q

What four muscles move the shoulder joint?

A

Deltoid, pectoralis major, latissimus dorsi, and teres major

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8
Q

What are the four attachments for the pectoralis major?

A

Sternum, clavicle, ribs, and humerus

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9
Q

What muscle flexes, adducts, and medially rotates the arm?

A

Pectoralis major

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10
Q

What two muscles extend, adduct, and medially rotate the arm?

A

Latissimus dorsi and teres major

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11
Q

What are the attachments for the latissimus dorsi?

A

Lower back and humerus

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12
Q

What are the attachments for the teres major?

A

Scapula and humerus

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13
Q

What are the four attachments for the deltoid?

A

Humerus, clavicle, and scapular spine and acromion of scapula

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14
Q

The anterior fibers of the deltoid do what?

A

Flex and rotate the arm

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15
Q

The middle fibers of the deltoid do what?

A

Abduct the arm

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16
Q

The posterior fibers of the deltoid do what?

A

Extend and rotate the arm

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17
Q

What are the two attachments for the supraspinatus muscle?

A

Supraspinous fossa of the scapula and greater tubercle of humerus

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18
Q

What is the action of the supraspinatus muscle?

A

Abduct arm for the first 15 degrees

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19
Q

What muscle medially rotates the arm and is attached to the subscapular fossa of the scapula and lesser tubercle of the humerus?

A

Subscapularis

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20
Q

What are the two muscles that adduct and laterally rotate the arm that have attachments on the infraspinous fossa of scapula and greater tubercle of the humerus?

A

Teres minor and infraspinatus

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21
Q

The anterior compartment of the arm all have what action in common?

A

Flexion

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21
Q

What are the four muscles in the rotator cuff? Which one is typically injured?

A

Supraspinatus, infraspinatus, teres minor, and subscapularis with supraspinatus being typically injured

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22
Q

What is the one muscle of the upper arm in the posterior compartment?

A

Triceps brachii

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23
Q

What two muscles are deep to the biceps brachii?

A

Coracobrachialis and brachialis

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24
Q

What muscle flexes the forearm and has the humerus and ulna as attachment sites?

A

Brachialis

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24
Q

What muscle adducts and flexes the arm with the scapula and humerus as attachment sites?

A

Corocobrachialis

25
Q

What muscle flexes and supinates the forearm and has the scapula and radial tuberosity of radius as attachment sites?

A

Biceps brachii

26
Q

What muscle flexes the forearm and has the humerus and radius as attachment sites?

A

Brachioradialis

26
Q

The medial and lateral heads of what muscle extend the forearm and have the olecranon process of ulna and humerus as attachment sites?

A

Triceps brachii

27
Q

The long head of what muscle extends forearm and arm and has the scapula and olecranon process of ulna as attachment sites?

A

Triceps brachii

28
Q

What muscle is mainly located in the anterior compartment of the forearm but is still considered part of the arm?

A

Brachioradialis

28
Q

The flexor muscles of the upper arm flex the wrist and digits, along with having attachment sites at the wrist, digits, and medial epicondyle of the humerus and forearm. Which compartment is it?

A

Anterior compartment

29
Q

The extensor muscles of the upper arm extend the wrist and digits, along with having attachment sites at the wrist, digits, and lateral epicondyle of the humerus and forearm. Which compartment is it?

A

Posterior compartment

29
Q

What intrinsic muscle group of the hand moves the thumb and opposes the digits, with the wrist and pollex as attachment sites?

A

Thenar group

30
Q

Tennis elbow, or what occurs from overuse of the extensor muscles of the forearm?

A

Lateral epicondylitis

30
Q

What intrinsic muscle group of the hand abduct and adducts the digits with the 2nd-5th metacarpals and phalanges as attachment sites?

A

Interossei

31
Q

What intrinsic muscle group of the hand moves the fifth digit and opposes the thumb with the wrist and 5th digit as attachment sites?

A

Hypothenar group

32
Q

What muscle extends and laterally rotates the thigh with the ilium, sacrum, and femur as attachment sites?

A

Gluteus major

32
Q

What muscle is flexes and abducts the thigh and has the ilium and thigh as attachment sites?

A

Tensor fascia lata

32
Q

What muscle flexes the thigh and has the ilium, lumbar vertebrae, and femur as attachment sites?

A

Iliopsoas

33
Q

What two muscles abduct the thigh and have the ilium and femur as attachment sites?

A

Gluteus medius and minimus

33
Q

What tight bond of connective tissue/fascia stabilizes the thigh and trunk during walking and running?

A

Iliotibial band

34
Q

The five muscles in the anterior compartment of the thigh are what?

A

Rectus femoris, vastus medialis, vastus lateralis, vastus intermedius, and sartorius

34
Q

What four muscles are in the quadriceps femoris group?

A

Rectus femoris, vastus medialis, vastus lateralis, and vastus intermedius

35
Q

What muscle flexes the thigh and extends the leg with the ilium and tibia via patellar tendon as attachment sites?

A

Rectus femoris

36
Q

What three muscles extend the leg and have tibia via patellar tendon and femur as attachment sites?

A

Vastus intermedius, medialis, and lateralis

36
Q

What muscle is deep to the rectus femoris?

A

Vastus intermedius

37
Q

What muscle of the anterior compartment of the thigh does not extend the leg?

A

Sartorius

38
Q

What muscle flexes and laterally rotates the thigh and flexes the leg, with the ilium and tibia as attachment sites?

A

Sartorius

38
Q

What muscle is considered to be the tailor’s muscle as it crosses the leg?

A

Sartorius

39
Q

What muscle extends the thigh and flexes the leg with the ischium, femur, and fibula as attachments?

A

Biceps femoris

39
Q

What three muscles make up the hamstring group and are also the posterior compartment of the thigh?

A

Biceps femoris, semitendinosus, and semimembranosus

39
Q

What two muscles extend the leg and flex the thigh with the ischium and tibia as attachments?

A

Semitendinosus and semimembranosus

40
Q

What three muscles are in the medial compartment of the thigh?

A

Gracilis, adductor magnus, and adductor longus

40
Q

What muscle adducts the thigh and has the pubis and femur as attachment sites?

A

Adductor longus

41
Q

What muscle extends and adducts the thigh with the pubis, ischium, and femur as attachment sites?

A

Adductor magnus

41
Q

Is the semitendinosus or semimembranosus deep to the other?

A

Semimembranosus

42
Q

What muscle flexes and adducts the thigh, as well as flexing the leg and with the pubis and tibia as attachments?

A

Gracilis

43
Q

What is the only muscle in the anterior compartment of the leg that dorsiflexes and inverts the foot with the tibia and dorsum of the foot as attachments?

A

Tibialis anterior

44
Q

What two muscles are in the lateral compartment of the leg that plantarflexes and everts the foot with fibula and the foot as attachments?

A

Fibularis longus and brevis

45
Q

What muscle flexes the leg and plantarflexes the foot with the femur and calcaneus as attachments?

A

Gastrocnemius

46
Q

What muscle plantarflexes the foot with the tibia, fibula, and calcaneus as attachments?

A

Soleus

47
Q

What muscle plantarflexes the foot and flexes the hallux with the fibula and hallux as attachment sites?

A

Flexor hallicus longus

48
Q

What muscle plantarflexes the foot and flexes digits 2-5 with the tibia and digits 2-5 as attachment sites?

A

Flexor digitorum longus

49
Q

What four muscles are in the posterior compartment of the leg?

A

Gastrocnemius, soleus, flexor digitorum longus, and flexor hallacis longus

50
Q

What are the layers of the posterior compartment of the leg?

A

Gastrocnemius, then soleus, then flexor digitorum longus and flexor hallacis longus

Human Anatomy (9 decks)

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