Muscles Lab quiz

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39 Terms

1
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<p>What muscle is this?</p>

What muscle is this?

Smooth muscle

2
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<p>What muscle is this?</p>

What muscle is this?

Smooth muscle

3
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<p>What muscle is this?</p>

What muscle is this?

Smooth muscle

4
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<p>What muscle is this?</p>

What muscle is this?

Smooth muscle

5
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<p>What muscle is this?</p>

What muscle is this?

Cardiac muscle

6
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<p>What muscle is this?</p>

What muscle is this?

Cardiac muscle

7
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<p>What muscle is this?</p>

What muscle is this?

Cardiac muscle

8
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<p>What muscle is this?</p>

What muscle is this?

Cardiac muscle

9
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<p>What muscle is this?</p>

What muscle is this?

Skeletal muscle

10
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<p>What muscle is this?</p>

What muscle is this?

Skeletal muscle

11
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<p>What muscle is this?</p>

What muscle is this?

Skeletal muscle

12
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What is the origin of the Orbicularis oculi muscle?

Frontal & maxillary bones

13
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What is the insertion of the Orbicularis oculi muscle?

Tissue of eyelid

14
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What is the action of the Orbicularis oculi muscle?

Closes eye

15
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What is the intervention of the Orbicularis oculi muscle?

Facial nerve (Cranial Nerve VII)

16
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What is the origin of the Sternocleidomastoid muscle?


Manubrium of sternum, medial part of clavicle

17
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What is the insertion of the Sternocleidomastoid muscle?

Mastoid process (temporal bone)

18
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What is the action of the Sternocleidomastoid muscle?

Flexes neck and rotates head

19
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What is the innervation of the Sternocleidomastoid muscle?

Spinal Accessory nerve (Cranial nerve XI)

20
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What is the origin of the Masseter muscle?

Zygomatic arch of the zygomatic bone

21
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What is the insertion of the Masseter muscle?

Angle and ramus of mandible

22
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What is the action of the Masseter muscle?

Closes jaw (mandible elevation)

23
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What is the innervation of the Masseter muscle?

Trigeminal nerve (Cranial nerve V)

24
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What is the origin of the Temporalis muscle?

Temporal fossa

25
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What is the insertion of the Temporalis muscle?

Coronoid process of the mandible

26
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What is the action of the Temporalis muscle?

Closes jaw

27
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What is the innervation of the Temporalis muscle?

Trigeminal nerve (Cranial nerve V)

28
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What is the origin of the Deltoid muscle?

Lateral 1/3rd of clavicle, acromion & spine of scapula

29
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What is the insertion of the Deltoid muscle?

Deltoid tuberosity

30
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What is the action of the Deltoid muscle?

Abducts arm

31
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What is the innervation of the Deltoid muscle?

Axillary nerve

32
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What is the origin of the Supraspinatus muscle?

Supraspinous fossa

33
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What is the insertion of the Supraspinatus muscle?

Greater tubercle of the humerus

34
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What is the action of the Supraspinatus muscle?

Abducts arm

35
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What is the innervation of the Supraspinatus muscle?

Suprascapular nerve

36
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What is the origin of the Infraspinatus muscle?

Inraspinous fossa

37
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What is the insertion of the Infraspinatus muscle?

Greater tubercle of the humerus

38
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What is the action of the Infraspinatus muscle?

Externally rotates arm

39
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What is the innervation of the Infraspinatus muscle?

Suprascapular nerve