Anatomy - Block 4 Flashcards

1
Q

What are the 3 suprahyoid muscles?

A

Geniohyoid muscle
Mylohyoid muscle
Digastric muscle

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2
Q

What is the submental triangle bounded by?

A

Bounded by the anterior bellies of the digastric and the body of the hyoid bone

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3
Q

What is another name for the digastric triangle?

What is it bounded by?

A

Submandibular triangle

Bounded by the mandible and the anterior and posterior bellies of the digastric muscle

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4
Q

What is the carotid triangle bounded by?

A

Bounded by the sternoclidomastid, posterior belly of the digastric and superior belly of omohyoid

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5
Q

What is the muscular triangle bounded by?

A

Bounded by the sternocleidomastoid, superior belly of the omohyoid and the midline

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6
Q

What are the 3 scalele muscles?

A

Anterior scalenus
Medius scalenus
Posterior scalenus

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7
Q

What 5 muscles form the floor of the posterior triangle?

A
Splenius captitis
Levator scapulae
Anterior scalenus
Medius scalenus
Posterior scalenus
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8
Q

What are the 4 infrahyoid muscles?

A

Sternohyoid muscle
Omohyoid muscle
Thyrohyoid muscle
Sternothyroid muscle

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9
Q

What are the two bones which attach the temporalis muscle?

A

Zygomatic bone

Zygomatic arch

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10
Q

What bone attaches the sternocleidomastoid muscle?

A

Mastoid process

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11
Q

What are the two attachments of the masseter muscle?

A

Temporal fossa

Coronoid process of the mandible

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12
Q

Where is the temporalis muscle found?

A

In a depression called the temporal fossa

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13
Q

What are the 5 layers of the SCALP?

A
Skin
dense Connective tissue
epicranial Aperneurosis
Loose connective tissue
Pericardium
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14
Q

What are the three muscles of the eyelids?

Are they a sphincter, dilaltor or elevator?

A

Orbicularis oculi (sphincter)
Levator palpebrae superioris (dilator/elevator)
Occipitofrontalis (dilator/elevator)

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15
Q

What are the 4 muscles of the nostrils?

Are they a sphincter, dilaltor or elevator?

A
Compressor naris (sphincter)
Dilator naris (dilator/elevator)
Levator labic superiosus alaeqenasi (dilator/elevator)
Depressor septi (dilator/elevator)
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16
Q

What are the 11 muscles of the lipds/cheeks

What are they all?

A

They are ALL dilaltors and elevators

Levator labic superioris
Levator anguli oris
Zygomaticus minor
Zygomaticus major
Risorius
Depressor anguli oris
Depressor labic inferioris
Buccinator
Mentalis
Obecularis oris
Levator labic superiosus alaeqenasi
17
Q

What are the boundaries of the infratemporal fossa?

A
Mandibular ramus
Maxilla
Lateral pterygoid plate
Styloid process
Hympathic plate
Mastoid process

(MNEUMONIC!!)

18
Q

What are the 4 parts of the mandible?

A

Body
Ramus
Angle
Proterberance

19
Q

What are the 2 boundaries of the anterior triangle

A

Midline of the neck

Anterior border of the sternocleidomastoid muscle