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Anatomy II Exam 3 > Lecture 18 > Flashcards

Lecture 18 Flashcards

1
Q

All of the following are similarities between the trunk and the neck except:

a. Both have mixed spinal nerves
b. Both have vertebrae
c. Both have smooth muscles derived from unsegmented mesoderm
d. Both have separate epaxial and hypaxial muscle masses

A

C. Both have smooth muscles derived from unsegmented mesoderm (this is only characteristic of the trunk gut)

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2
Q

What muscle forms the incomplete floor of the mouth?

a. Omohyoid
b. Geniohyoid
c. Sternothyroid
d. Sternohyoid

A

B. Geniohyoid

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3
Q

All of the following are considered infrahyoid muscles except:

a. Thyrohyoid
b. Sternohyoid
c. Omohyoid
d. Geniohyoid

A

D. Geniohyoid

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4
Q

The infrahyoid muscles of the neck are the equivalent of what muscle(s) in the abdomen?

a. Intercostal muscles
b. Abdominal oblique muscles
c. Serratus anterior
d. Rectus abdominis

A

D. Rectus abdominis

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5
Q

This muscle goes from the transverse processes of C3-C6 and attaches to the first rib.

a. Anterior Scalene
b. Middle Scalene
c. Posterior Scalene
d. Levator Scapulae

A

A. Anterior scalene

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6
Q

This muscle goes from the transverse processes of C5-C7 and attaches to the second rib.

a. Middle Scalene
b. Posterior Scalene
c. Anterior Scalene
d. Levator Scapulae

A

B. Posterior Scalene

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7
Q

This muscle goes from the upper 3-4 cervical transverse processes and attaches to the medial corner of the scapula.

a. Levator Scapulae
b. Anterior Scalene
c. Middle Scalene
d. Posterior Scalene

A

A. Levator Scapulae

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8
Q

This muscle goes from the transverse processes of C5-C7 and attaches to the first rib.

a. Anterior Scalene
b. Posterior Scalene
c. Middle Scalene
d. Levator Scapulae

A

C. Middle Scalene

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9
Q

The anterior/middle/posterior scalenes are the equivalent of what muscles in the abdomen?

a. Serratus Anterior
b. Intercostal/Abdominal obliques
c. Rectus Abdominis
d. Rhomboids

A

B. Intercostals/Abdominal obliques

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10
Q

All of the following are considered prevertebral muscles except:

a. Rectus capitis lateralis
b. Rectus capitis anterior
c. Longus capitis
d. Anterior scalene
e. Longus colli

A

D. Anterior scalene

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11
Q

Which of the following muscles is NOT found in the muscular floor of the neck?

a. Scalenes
b. Splenius capitis
c. Sternohyoid
d. Omohyoid

A

C. Sternohyoid

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12
Q

The superior border of the anterior triangle of the neck is formed by:

a. Sternocleidomastoid
b. Midline of neck
c. Levator scapulae
d. Mandible

A

D. Mandible

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13
Q

The posterior border of the anterior triangle of the neck is formed by:

a. Midline of neck
b. Sternocleidomastoid
c. Maxilla
d. Temporal bone

A

B. Sternocleidomastoid (anterior border of this)

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14
Q

The anterior border of the anterior triangle of the neck is formed by:

a. Maxilla
b. Mandible
c. Midline of neck
d. Sternocleidomastoid

A

C. Midline of neck

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15
Q

What is the function of the anterior/posterior bellies of the digastric?

a. Close mouth
b. Elevate the mandible
c. Depress the tongue
d. Elevate the hyoid

A

D. Elevate the hyoid

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16
Q

What nerve innervates the anterior belly of the digastric?

a. CN II
b. CN IX
c. CN V3
d. CN VII

A

C. CN V3

17
Q

What nerve innervates the posterior belly of the digastric?

a. CN VII
b. CN V3
c. CN X
d. CN IV

A

A. CN VII

18
Q

All of the following muscles elevate the hyoid except:

a. Sternohyoid
b. Stylohyoid
c. Geniohyoid
d. Mylohyoid

A

A. Sternohyoid

19
Q

What nerve innervates the stylohyoid?

a. CN IV
b. CN VI
c. CN VIII
d. CN VII

A

D. CN VII (mylohyoid; he has the same name for the nerve for both CN VII and CN V3)

20
Q

What nerve innervates the mylohyoid?

a. CN V1
b. CN V2
c. CN V3
d. CN X

A

C. CN V3 (mylohyoid)

21
Q

What nerve innervates the geniohyoid?

a. CN IV
b. CN VII
c. CN XII
d. CN X

A

C. CN XII

22
Q

What nerve innervates the sternohyoid?

a. CN IV
b. CN VII
c. CN III
d. Ansa Cervicalis

A

D. Ansa Cervicalis

23
Q

All of the following muscles depress the hyoid except:

a. Sternohyoid
b. Sternothyroid
c. Thyrohyoid
d. Omohyoid

A

A. Sternohyoid

24
Q

What nerve innervates the sternothyroid?

a. Ansa cervicalis
b. CN III
c. CN VI
d. CN VII

A

A. Ansa cervicalis

25
Q

What nerve innervates the omohyoid?

a. Ansa cervicalis
b. CN III
c. CN VII
d. CN XII

A

A. Ansa cervicalis

26
Q

What nerve innervates the thyrohyoid?

a. Ansa cervicalis
b. CN III
c. CN XII
d. CN VII

A

C. CN XII

27
Q

All of the following are branches off the subclavian artery except:

a. Vertebral artery
b. Internal thoracic
c. Thyrocervical trunk
d. Aorta

A

D. Aorta

28
Q

All of the following are found in the carotid sheath except:

a. Carotid artery
b. Part of hypoglossal nerve
c. Internal jugular vein
d. Part of vagus nerve

A

B. Part of hypoglossal nerve

29
Q

All of the following are branches off the external carotid artery except:

a. Superior thyroid
b. Ascending pharyngeal
c. Vertebral
d. Occipital

A

C. Vertebral

30
Q

The cervical plexus runs partly with what nerve?

a. Vagus
b. Hypoglossal
c. Optic
d. Olfactory

A

B. Hypoglossal

Anatomy II Exam 3 (6 decks)

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