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Myology 1 > Midterm Quiz mm list > Flashcards

Midterm Quiz mm list Flashcards

1
Q

What is the Buccinator?

A

Located at the centre of the cheek.
Action:
Unilaterally: Tightens the corners of the mouth.
Bilaterally: Help blow trumpet, Suck on straw.

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2
Q

What is Depressor Anguli Oris?

A

Located inferior and lateral to the corner of the mouth.
Action:
Unilaterally: Pulls corner of mouth inferiorly and laterally.
Bilaterally: Assist in frowning.

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3
Q

What is Depressor Labii Inferiorioris?

A

Located Inferior to corner of the mouth.
Action:
unilaterally: Pulls corner of lip inferiorly and shows bottom teeth.
Bilaterally: Pulls corner of mouth inferiorly and shows bottom teeth.

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4
Q

What is Levator Anguli Oris?

A

Located Superior to corner of the mouth.
Action:
Unilaterally: Raises corner of the mouth
Bilaterally: Assist with Smiling

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5
Q

What is Levator Labii Superion’s?

A

Located lateral to nostril just superior to upper lip.
Action:
Unilaterally: Raises corner of mouth
Bilaterally: Elevate and protrude upper lip

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6
Q

What is Mentalis?

A

Located lateral to the midline of the Chin.

Action: Protrude lower lip (crying)

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7
Q

What is Orbicularis Oris?

A

Located Around / Encircles the Lips.

Action: Puckering lips during Speech and kissing.

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8
Q

What is Platysma?

A

Located on the lateral sides of the Anterior neck (pecs to Mandible)
Action: Depress Jaw, Depress corners of the mouth and tightens the Anterior neck.

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9
Q

What is Risorius?

A

Located lateral to the corners of the mouth.
Action:
Unilaterally: Retracts corners of mouth
Bilaterally: Lateral smile

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10
Q

What is Zygomaticus Major?

A

Located from the corner of the mouth laterally ad superiorly (line from top of the ear)
Action:
Unilaterally: Superior ad lateral movement of corner of mouth.
Bilaterally: Sort of far smile.

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11
Q

What is Zygomaticus Minor?

A

Located medial to zygomaticus major corner of the Mouth laterally and superiorly.
Action: Puff top of cheek.

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12
Q

What is Levator Labii Superioris Alaeque Nasi?

A

Located lateral to the nose on cheek.
action:
Unilaterally: Elevates nostril
Bilaterally: churches nose

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13
Q

What is Nasalis?

A

Located on lateral part of the nose.
action: Transverse portion draws down tip of nose.
alar portion flares nostrils.

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14
Q

What is Procerus?

A

Located Between eyebrows on forehead.

Action: Wrinkle skin between brows.

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15
Q

What is Corrugator Supercili?

A

Located Medial eyebrows.

Action: Inferior and medial movement of eyebrows.

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16
Q

What is Orbicularis Oculi?

A

Encircles the eyes.

Action: Closing eyelids, squinting, blinking.

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17
Q

What is Occipitofrontalis?

A

Located on forehead & Base of Occipitals.

Action: Raise forehead, wrinkle.

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18
Q

What is Temporalis?

A

Origin: temporal fossa and Fascia of lateral scalp.
Insertion: Coronoid process of the mandible.
Action: elevates the mandible / retracts the mandible.
Nevre: Trigeminal nerve (CN V)

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19
Q

What is the lateral Pterygoid?

A

Origin:
Super head, Infratemporal surface and crest of greater wing of Sphenoid bone.
Inferior head, Lateral surface of lateral pterygoid plate of sphenoid bone.

Insertion: articular disc and capsule of TMJ and neck of mandible.
Action:
Unilaterally, Lateral deviation of mandible to opposite side.
Bilaterally, Protracts mandible.
Nerve: trigeminal nerve

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20
Q

What are the Suprahyoids?

A

The Suprahyoids include:

Mylohyoid, Geniohyoid, Styolohyoid, Digastric.

21
Q

What are the Infrahyoids?

A

The Infrahyoids include:

Sternohyoid, Sternothyroid, Thyohyoid, Omohyoid, Platysma.

22
Q

What is Splenius Capitis?

A

Origin: Inferior one half of ligamentum nuchae and SP’s of C-7 to T4.
Insertion: Mastoid process and lateral portion of superior nuchal line.
Action:
Unilaterally, Ipsilateral rotation and lertally flex head and neck.
Bilaterally, Extend the head and neck.
Nerve: Cervical.

23
Q

What is the Internal Obliques?

A

Origin: Lateral inguinal ligament, iliac crest and thoracolumbar fascia.
Insertion: Internal surface of ribs 10 - 12, abdominal aponeurosis to Linea alba.
Action:
Unilaterally, Laterally flex and rotate the vertebral column to the same side.
Bilaterally, Flex the vertebral column, compress the abdominal contents.
Nerve: T7-12, L1.

24
Q

What is the Transverse abdominis?

A

Origin: Lateral inguinal ligament, iliac crest and thoracolumbar fascia and internal surfaces of ribs 7-12.
Insertion: Abdominal aponeurosis to linea alba.
Action: Compress the abdominal contents.
Nerve: T7-12, L1.

25
Q

What is the Medial Pterygoid?

A

Origin: Medial surface of lateral pterygoid plate of Sphenoid bone and tuberosity of maxilla.
Insertion: Medial surface of Mandibular Ramus.
Action:
Unilaterally, Lateral deviation of mandible to opposite side of mouth.
Bilaterally, Elevate & protract the mandible.
Nerve: Trigemanal nerve.

26
Q

What is Splenius Cervicis?

A

Origin: SP’s of T3 - 6
Insertion: TVP’s pf C1 - 3
Action:
Unilaterally, Ipsilateral rotation & lateral flexion of the head and neck.
Bilaterally, Extension of the head and neck.
Nerve: Cervical.

27
Q

What are the muscles of the Mouth?

A

Risoris, Zygomaticus Major, Zygomaticus Minor, Orbicularis Oris, Platysma, Levator Anguli Oris, Levator Labii Superioris, Mentalis, Bucinator, Depressor Anguli oris, Depressor Labii Inferioris.

28
Q

What are the muscles of the Nasal region?

A

Levator Labii Superioris Alaeque Nasi, Nasalis, Procerus.

29
Q

What are the muscles in the region of the eyes?

A

Corrugator Supercilii, Orbiularis Oculi.

30
Q

What are the muscles of the Scalp?

A

Occipitofrontalis, Auriclaris(anterior Middle & posterior).

31
Q

What is Buccinator used for in the face?

A

This muscle tightens the corners of the mouth, helps to suck on straws.
It can produce small dimples in the cheeks.

32
Q

What is Depressor Anguli Oris used for in the face?

A

This muscle pulls the corners of the mouth inferiorly & laterally.
Used for signs of sadness.
With solid contraction it is a frown.

33
Q

What is Depressor Labii Inferioris used for in the face?

A

This muscle is used for pulling the lower lip inferiorly and slightly laterally.

34
Q

What is the Levator Aguli Oris used for the face?

A

This muscle is used for pulling the corner of the mouth superiorly.
Assist with smiling bilaterally.

35
Q

What is the Levator Labii Superioris used for in the face?

A

This muscle is used for Elevating the upper lip.

36
Q

What is the Mentalis muscle uses for in the face?

A

This is the chins most medial muscle and is used for elevating the skin of the lower lip and protruding the lower lip.

37
Q

What is the Orbiularis Oris used for in the face?

A

This is a strong sphincter muscle around the mouth.

Used for making “O” shapes during speech and eating.

38
Q

What is the Platysma used for in the face?

A

This is a thin superficial sheath of muscle spanning from the fascia of the superior chest to the base of the mandible.
Used for pulling the fascia of the neck inferiorly.

39
Q

What is the Risorius muscle used for in the face?

A

This muscle is superficial to the Buccinator.
It is located Horizontally across the cheek.
Used for retracting the corner of the mouth.

40
Q

What is the Zygomatic Major used for in the face?

A

This muscle draws the corners of the mouth upward and laterally with bilateral contraction.
Associated with happiness.

41
Q

What is the Zygomatic minor used for in the face?

A

This muscle is located medial to the Zygomaticus major.

Used for elevating and protruding the upper lip.

42
Q

What is the Levator Labii Superioris used for in the face?

A

This muscle is a strip along the side of the Nose that elevates the nasal cavity.
It also elevates and protrudes the upper lip.

43
Q

What is the Nasalis used for in the face?

A

Consisting of 2 parts:
Transvers and an Alar portion.
It is located on the nose.
Used for nostril expansion.

44
Q

What is the Procerus used for in the face?

A

Located in the medial forehead and is triangular.

Helps elevate the nose when sneezing and associated with the eyebrows.

45
Q

What is the Corruator Supercilii used for in the face?

A

This muscle is located beneath the medial portion of the eyebrows.
Used for creating a frowning of the Eyebrows bilaterally.

46
Q

What is the Orbicularis Oculi used for in the face?

A

Located on and around the eye it is used for closing the eye.

47
Q

What is the Occipitofrontalis used for in the face and head?

A

Elevating the Forehead.

48
Q

What is the Auricalaris muscles used for in the head?

A

Pulling the Ears.

Myology 1 (13 decks)

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