Anatomy Exam Iii - Board Questions

Front 1

Which of the following is NOT a branch of the mandibular N (V3))?

a) Buccal
b) Lingual
c) Inferior Alveolar
d) Chorda Tympani
e) Auriculotemporal

Back 1

Chorda Tympani (is NOT a branch of the Mandibular N (V3)

Front 2

List the muscles of mastication.

Back 2

Temporalis
Lateral Pterygoid
Medial Pterygoid
Masseter

Front 3

What is the terminal branch of the external carotid?

Back 3

Superficial temporal artery & maxillary artery

Front 4

Name 2 muscles that originate into the thoracolumbar fascia?

Back 4

Transverse Abdominis
Internal Oblique
Trapezius
Latissimus Dorsi
Gluteus Maximus

Front 5

An area when the inferior margin of the posterior rectus sheath gets thinner is called _____________?

Back 5

Arcuate Line

Front 6

Describe the muscular contribution to the anterior sheath above & below the arcuate line.

Back 6

Above: External Oblique + 1/2 Internal Oblique.

Below: External Oblique, Internal Oblique, Transverse Abdominis

Front 7

What muscle is used as a landmark to divide the subclavian artery into 3 pairs?

Back 7

Anterior Scalene

Front 8

Name the branches of the Facial N (CN VII)

Back 8

Temporal
Zygomatic
Buccal
Mandibular
Cervical

'To Zanzibar by Motor Car'

Front 9

a) If an artery is found branching from the 3rd part of the subclavian artery, what is it called?

b) What muscle(s) does it supply?

c) If this artery is NOT found, what artery supplies the above named muscles?

Back 9

a) Dorsalscapular
b) Rhomboids/Levator
c) Deep branch of transverse cervical

Front 10

List the muscles innervated by the ansa cervicalis

Back 10

Sternothyroid
Sternohyoid
Omohyoid
Thyrohyoid

Front 11

The common carotid artery ends by dividing into the internal/external carotid arteries at the level of what structure?

Back 11

Vertebral body of C4 OR upper border of thyroid

Front 12

a) Where is the carotid sinus?

b) What is the carotid sinus' fxn?

Back 12

a) @ the bifurcation of common carotid (where splits into internal/external carotid)

b) Houses chemoreceptors that regulate blood pressure

Front 13

List the contents of the carotid sheath.

Back 13

Internal Jugular Vein
Vagus N.
Common Carotid Artery.

Front 14

Which of the following structures pass anterior to the anterior scalene?

a) Phrenic N.
b) Subclavian Vein
c) Middle Trunk of brachial plexus
d) Cervical portion of thoracic duct

Back 14

Phrenic N.
Subclavian Vein
Cervical portion of Thoracic Duct

(Middle trunk of brachial plexus = posterior)

Front 15

Determine if the following nerves derive from 'anterior' or 'posterior' primary rami and denote the levels

a) Greater Auricular
b) Greater Occipital
c) Lesser Occipital
d) Phrenic
e) Supraclavicular

Back 15

a) Greater Auricular: Anterior - C2 C3

b) Greater Occipital: Posterior - C2

c) Lesser Occipital: Anterior - C2

d) Phrenic: Anterior - C3,4,5

e) Supraclavicular: Anterior - C3,4

Front 16

What vertebral level is preferred for performing a lumbar puncture?

Back 16

L3-4 bc conus medularis ends @ L1-2. Decreased risk of hitting spinal nerve

Front 17

Identify the artery that passes through the transverse foramen in the suboccipital triangle?

Back 17

Vertebral Artery

Front 18

Name the three transversospinalis muscles, the general O/I, and the general span of the muscle. Which is the deepest?

Back 18

All go from TP --> SP

Rotatores span 1-2 seg. (Deepest)
Multifidus span 2-4 seg.
Semispinalis

Front 19

What nerve exits under the inferior border of the obliquus capitis?

Back 19

C2 - Greater Occipital Nerve.

Front 20

Which ligaments will be damaged in a whiplash incident?

Back 20

Anterior Longitudinal Ligament
Posterior Longitudinal Ligament
Supraspinous Lig.
Interspinous Lig.
Lig. Flavum

Front 21

In the lumbar region, this structure is arranged in 2 layers (lamallae) which encloses the deep muscles of the back. The superficial layer is called ___________.

Back 21

Posterior Lamella

Front 22

What anterior group of muscles is closely related to the lateral border of the above named structure?

Back 22

Abdominal Muscles (EO, IO, TA)

Front 23

What muscles lie anterior to the anterior lamelle?

Back 23

Quadratus Lumborum

Front 24

What innervates the deep back muscles?

Back 24

Dorsal Primary Rami

Front 25

Where do the dorsal primary rami emerge?

Back 25

Between the longissumus and Iliocostalis