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Human Anatomy > Axial Muscles > Flashcards

Axial Muscles Flashcards

1
Q

What are the six muscles of facial expression?

A

Zygomaticus major, orbicularis oris, orbicularis oculi, depressor anguli oris, frontalis, and buccinator

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2
Q

What is the smile muscle?

A

Zygomaticus major

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3
Q

What two muscles are sphincter/circular muscles?

A

Orbicularis oculi and oris

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4
Q

What is the frowning muscle?

A

Depressor anguli oris

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5
Q

What muscle closes the eyelids and attaches to the skin around the eyes and within the skin of face?

A

Orbicularis oculi

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6
Q

What muscle closes the lips and attaches to the skin around the mouth and within the skin of the face?

A

Orbicularis oris

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6
Q

What are the three muscles of mastification?

A

Temporalis, masseter, and pterygoids

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6
Q

What muscle raises the eyebrow and attaches to the skin of the forehead and within the skin of the face?

A

Frontalis

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7
Q

What muscle elevates the angle of the mouth and and attaches at the angle of mouth and anterior zygomatic bone?

A

Zygomaticus major

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7
Q

What muscle tightens the cheeks and holds food for the teeth while chewing with attachments of the mandible/maxilla and within skin of face?

A

Buccinator

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7
Q

What muscle depresses the angle of the mouth and attaches to the angle of mouth and mandible?

A

Depressor anguli oris

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8
Q

What muscle elevates and retracts the mandible with attachments at the lateral cranium and coronoid process of mandible?

A

Temporalis

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9
Q

What muscle elevates and protracts the mandible and functions to side to side grinding with the sphenoid and mandible as attachments?

A

Pterygoids

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9
Q

What muscle elevates the mandible and has the mandible and zygomatic arch as attachments?

A

Masseter

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10
Q

What are the four muscles of the neck and tongue?

A

Genioglossus, suprahyoid, infrahyoid, and sternocleidomastoid

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10
Q

What two muscles are deep to the masseter?

A

Pterygoids

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11
Q

What eye muscle depresses and adducts the eye and attaches to the eye and posterior orbit?

A

Inferior rectus

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11
Q

What eye muscle abducts the eye and attaches to the eye and posterior orbit?

A

Lateral rectus

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11
Q

What eye muscle depresses and abducts the eye and attaches to the eye and posterior orbit?

A

Superior oblique

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12
Q

What eye muscle elevates and adducts the eye and attaches to the eye and posterior orbit?

A

Superior rectus

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12
Q

What eye muscle adducts the eye and attaches to the eye and posterior orbit?

A

Medial rectus

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13
Q

What eye muscle elevates and adducts the eye and attaches to the eye and medial orbit?

A

Inferior oblique

14
Q

What muscle elevates the hyoid with the hyoid, mandible, and temporal bone as attachments?

A

Suprahyoid muscles

14
Q

What muscle depresses the hyoid with the hyoid and sternum as attachments?

A

Infrahyoid

14
Q

What are the three muscles of respiration?

A

Diaphragm, external intercostals, and internal intercostals

14
Q

What muscle is deep to the sternocleidomastoid?

A

Infrahyoid muscles

15
Q

What muscle attaches to the mastoid process and clavicle and sternum?

A

Sternocleidomastoid

15
Q

What muscle protracts the tongue with the mandible and posterior part of the tongue as attachments?

A

Genioglossus

15
Q

The what of the sternocleidomastoid flexes the neck?

A

Bilateral

16
Q

The what of the sternocleidomastoid turns the head up and opposite side?

A

Unilateral

17
Q

What muscle’s fibers run inferomedially between the ribs?

A

External intercostals

17
Q

What muscle deals with forced expiration and attaches to the ribs?

A

Internal intercostals

18
Q

What muscle deals with respiration with the inside of the body wall and ribs and central tendon as attachments?

A

Diaphragm

19
Q

What muscle’s fibers run superomedially between the ribs?

A

Internal intercostals

19
Q

What group of muscles attaches to the pelvis and ribs, vertebrae, and cranium?

A

Erector spinae

19
Q

What muscle deals with inspiration and attaches to the ribs?

A

External intercostals

20
Q

The what head of the erector spinae muscles laterally flexes the trunk, neck, and head?

A

Unilateral head

20
Q

What are the three intrinsic back muscles, also known as the erector spinae muscles?

A

Spinalis, longissmus, and iliocostalis

20
Q

What are the four muscles of the abdominal wall?

A

Rectus abdominis, external oblique, internal oblique, and transversus abdominis

21
Q

What muscle flexes the trunk with pubis and ribs and xiphoid process as attachments?

A

Rectus abdominis

21
Q

What is the midline tendon of the rectus abdominis?

A

Linea alba

21
Q

The what head of the erector spinae muscles extends the trunk, neck, and head?

A

Bilateral head

22
Q

What two muscles flex and rotate the trunk with the lower ribs and pelvis and linea alba as attachments?

A

External and internal oblique

23
Q

What muscle compresses abdominal contents with the posterior and anterior body walls as attachments?

A

Transversus abdominis

24
Q

The fibers of what abdominal wall muscle run superior/inferior?

A

Rectus abdominis

24
Q

The fibers of what abdominal wall muscles run obliquely?

A

External and internal obliques

25
Q

What muscle supports pelvis organs with coccyx and ischium and pubis as attachments?

A

Levator ani

25
Q

The fibers of what abdominal wall muscle run horizontally?

A

Transversus abdominis

26
Q

What is a protrusion of the abdominal viscera through a weakened part in the abdominal wall?

A

Hernia

26
Q

What are the two most common places for a hernia to occur?

A

Femur and inguinal

26
Q

Where does an inguinal hernia occur, where the spermatic cord travels?

A

Inguinal canal

27
Q

What are the two muscles of the pelvis?

A

Levator ani and coccygeus

28
Q

What muscle supports pelvis organs with the sacrum, coccyx, and ischium as attachments?

A

Coccygeus

Human Anatomy (9 decks)

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