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Biology 210 Lab > Exam 1 > Flashcards

Exam 1 Flashcards

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1
Q

Trapezius
-Spinotrapezius
-Acromiotrapezious
-Clavotrapezius

A

Origin: Occipital bone, cervical and thoracic vertebrae
Insertion: Scapula, clavicle
Action: Adduct, elevates, and raises scapula, raises clavicle

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2
Q

Deltoid
-Spinodeltoid
-Acromiodeltoid
-Clavodeltoid

A

Origin: Clavicle, scapula
Insertion: Humerus
Action: Abduct arm

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3
Q

Levator scapulae (ventralis)

A

Origin: Cervical vertebrae
Insertion: Scapula
Action: Raises scapula

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4
Q

Latissimus dorsi

A

Origin: Sacrum, ilium, lumbar and thoracic vertebrae, ribs
Insertion: Humerus
Action: Extends, adducts, rotates arm medially; pulls shoulder down and back

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5
Q

Rhomboideus major

A

Origin: Thoracic vertebrae
Insertion: Scapula
Action: Elevates, adducts scapula and rotates it downwards; stabilizes scapula

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6
Q

Rhomboideus minor

A

Origin: Cervical and thoracic vertebrae
Insertion: Scapula
Action: Elevates, adducts scapula and rotates it downward; stabilizes scapula

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7
Q

Rhomboideus capitus (cat)

A
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8
Q

Infraspinatus

A

Origin: Scapula
Insertion: Humerus
Action: Laterally rotates and adducts arm

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9
Q

Supraspinatus

A

Origin: Scapula
Insertion: Humerus
Action: Abducts arm

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10
Q

Terres Major

A

Origin: Scapula
Insertion: Humerus
Action: Extends, adducts, rotates humerus

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11
Q

Splenius (capitis)

A

Origin: Cervical and thoracic vertebrae
Insertion: Temporal and occipital bone
Action: Extends and rotates head

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12
Q

Serratus ventralis (anterior)

A

Origin: Ribs
Insertion: Scapula
Action: Abducts scapula and rotates it upward

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13
Q

Serratus dorsalis (posterior)

A

Origin: Vertebrae
Insertion: Ribs
Action: Elevates ribs

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14
Q

Spinalis (thoracis)

A

Origin: Thoracic and lumbar vertebrae
Insertion: Thoracic vertebrae
Action: Extends vertebral column

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15
Q

Longissimus thoracis

A

Origin: Sacrum
Insertion: Thoracic vertebrae and ribs
Action: Extends and bends vertebral column

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16
Q

Longissimus cervicis

A

Origin: Thoracic vertebrae
Insertion: Cervical vertebrae
Action: Extends Cervical vertebrae

17
Q

Longissimus capitis

A

Origin: Thoracic and cervical vertebrae
Insertion: Temporal bone
Action Laterally flex and extend head

18
Q

Illiocostalis

A

Origin: Ribs
Insertion: C7 vertebrae; lower ribs
Action: Extends and bends vertebral column

19
Q

Multifdus

A

Origin: Sacrum, ilium, cervical, thoracic, and lumbar vertebrae
Insertion: Vertebrae above origin
Action: Straightens and rotates vertebral column

20
Q

Pectoantebrachialis (cat)

A
21
Q

Pectoralis major

A

Origin: Clavicle, sternum, ribs
Insertion: Humerus
Action: Flexes, adducts and rotates shoulder upwards

22
Q

Pectoralis minor

A

Origin: Ribs
Insertion: Scapula
Action: Depresses scapula, rotates shoulder upward

23
Q

Xiphihumeralis (cat)

A
24
Q

External oblique

A

Origin: Ribs
Insertion: ilium; linea alba
Action: Compresses abdomen; flexes vertebral column

25
Q

Internal oblique

A

Origin: ilium
Insertion: Lower ribs; linea alba
Action: Compresses abdomen; flexes vertebral column

26
Q

Transversus abdominis

A

Origin: ilium, ribs
Insertion: Sternum, linea alba, pubis
Action: Compresses abdomen; flexes vertebral column

27
Q

Rectus abdominis

A

Origin: Pubis
Insertion: Sternum, ribs
Action: Compresses abdomen; flexes vertebral column

28
Q

Sternocleidomastoid

A

Origin: Sternum, clavicle
Insertion: Temporal bone
Action: Flex and rotate head

29
Q

Sternomastoid (cat)
Cleidomastoid (cat)

A
30
Q

Sternohyoid

A

Origin: Sternum (manubrium); clavicle
Insertion: Hyoid bone
Action: Depresses hyoid bone

31
Q

Mylohyoid

A

Origin: Mandible
Insertion: Hyoid bone
Action: Elevates floor of mouth

32
Q

Digastric

A

Origin: Mandible
Insertion: Hyoid bone
Action: Depresses mandible

33
Q

Masseter

A

Origin: Zygomatic arch; mandible
Insertion: Mandible
Action: Elevates and protacts mandible

34
Q

Temporalis

A

Origin: Temporal bone
Insertion: Mandible
Action: Elevates mandible

35
Q

Sternothyroid

A

Origin: Sternum (manubrium)
Insertion: Thyroid cartilage
Action: Depresses thyroid cartilage

36
Q

Thyrohyoid

A

Origin: Thyroid cartilage
Insertion: Hyoid bone
Action: Elevates thyroid cartilage; depresses hyoid bone

37
Q

Cricothyroid

A

Origin: Cricoid cartilage of larynx
Insertion: Thyroid cartilage
Action: Produce tension and elongates vocal cords

38
Q

Geniohyoid

A

Origin: Mandible
Insertion: Hyoid bone
Action: Draws hyoid bone and tongue anteriorly

Biology 210 Lab (6 decks)

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