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Lab 2 Muscles Flashcards

1
Q

Which muscles act on the humerus scapula and vertebrae

A

Pectoralis major
Deltoid
Serratus anterior
Coracobrachialis
Pectoralis minor
Trapezius
Latissimus Dorsi
Erector spinae (spinalis, lingissimus, iliocostalis)

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2
Q

Origin Insertion and Action of Pectoralis Major

A

O: Clavicle,Sternum, Ribs
I: Humerus- Intertubercular sulcus
A: Flex, Adduct & Medially Rotate Humerus

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3
Q

Origin Insertion and Action of Deltoid

A

O: Scapula- Acromion & Spine/ Clavicle
I: Humerus- Deltoid Tuberosity
A: Anterior :Flex & Medially Rotate Humerus
Posterior: Extend & Laterally Rotate Humerus
Lateral: Abduct Humerus

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4
Q

Action of Serratus Anterior

A

Abduction/Protract & Upwardly Rotate Scapula

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5
Q

Action of Coracobrachialis

A

Adduct & Flex Humerus

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6
Q

Action of Pectoralis Minor

A

Abduct/Protract & Depress Scapula

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7
Q

Origin Insertion and Action of Trapezius

A

O: Occipital bone, Vertebrae, Nuchal Ligament
I: Scapula- Acromion & Spine
A: Elevate, Depress, Retract, & Upwardly Rotate Scapula

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8
Q

Origin Insertion and Action of Latissimus Dorsi

A

O: Vertebrae, Ribs, Ilium
I: Humerus- Intertubercular sulcus
A: Adduct, Extend, & Medially Rotate Humerus

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9
Q

What are the muscles that make up the Erector Spinae

A

I: Iliocostalis
Love: Longissimus
Standing: Spinalis

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10
Q

Actions of Erector Spinae

A

Extend Vertebral Column

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11
Q

Muscles that act on the wrist and hand?

A

Palmaris Longus
Flexor Carpi Ulnaris
Flexor Carpi Radialis
Flexor Digitorum Superficialis
Flexor Digitorum Profundus
Flexor Pollicis Longus
Extensor Digitorum
Extensor Carpi Ulnaris Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis

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12
Q

Which muscles originate at the Medial Epicondyle of the Humerus

A

Palmaris Longus
Flexor Carpi Ulnaris
Flexor Carpi Radialis
Flexor Digitorum Superficialis
Flexor Digitorum Profundus

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13
Q

Insertion and Action of Palmaris longus

A

I: Flexor retinaculum & Palmar Aponeurosis
A: Flex Wrist

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14
Q

Insertion and Action of Flexor Carpi Ulnaris

A

I: Metacarpals & Carpals
A: Flex & Adduct Wrist

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15
Q

Insertion and Action of Flexor Carpi Radialis

A

I: Metacarpals
A: Flex, Abduct Wrist

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16
Q

Which muscles Flex the Wrists and Fingers

A

Flexor Digitorum Superficialis
Flexor Digitorum Profundus

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17
Q

Origin and Insertion of Flexor Digitorum Superficialis

A

O: Humerus- Medial Epicondyle
I: Middle Phalanges

18
Q

Origin and Insertion of Flexor Digitorum Profundus

A

O: Ulna
I: Distal Phalanges

19
Q

Origin Insertion and Action of Flexor Pollicis Longus

A

O: Radius
I: Distal Phalanx 1
A: Flex Thumb

20
Q

Which muscles originate at the Lateral epicondyle of the Humerus

A

Extensor Digitorum
Extensor Carpi Ulnaris
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis

21
Q

Insertion of Extensor Digitorum

A

I: Phalanges II-V

22
Q

Insertion of Extensor Carpi Ulnaris

A

I: Metacarpal V

23
Q

Insertion of Extensor Carpi Radialis Longus

A

Metacarpal II

24
Q

Insertion of Extensor Carpi Radialis Brevis

A

Metacarpal III

25
Q

Which muscles can Extend and Adduct the wrists?

A

Extensor Digitorum
Extensor Carpi Ulnaris
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis

26
Q

Elbow muscles

27
Q

Origin Insertion and Action of Pronator quadratus

A

O: Distal Ulna
I: Distal Radius
A: Pronate elbow

28
Q

Origin of Biceps Brachii Long head

A

Scapula- Superior Glenoid Cavity

29
Q

Origin of Biceps Brachii Short Head

A

Scapula Coracoid Process

30
Q

Which muscles insert at the Radial Tuberosity?

A

Biceps Brachii long and short head

31
Q

What is the action of Biceps Brachii long and short head?

A

Flex and Supinate Elbow

32
Q

What is the action of Brachialis and Brachioradialis?

A

Flex Elbow

33
Q

Origin of Triceps Brachii- Long head

A

Scapula- Inferior Glenoid Cavity

34
Q

Origin of Triceps Brachii lateral head

A

Proximal Humerus

35
Q

Origin of Triceps Brachii Medial Head

A

Humerus Shaft

36
Q

Which muscles insert at the Ulna Olecranon

A

Triceps Brachii long, medial, and lateral head

37
Q

Which muscles Extend the elbow

A

Triceps Brachii long, lateral, and medial head
Aconeus

38
Q

Action of the Supinator Muscle

A

Supinate Elbow

39
Q

Action of the Pronator Teres Muscle

A

Pronate Elbow

40
Q

Which muscles originate at the Humerus and Ulna?

A

Supinator
Pronator Teres

41
Q

Which muscles insert at the Radius?

A

Supinator Pronator Teres

Anatomy (5 decks)

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