Spinal Anat

Question 1

Which nerve passes posterior to the medial epicondyle of the humerus?

Answer 1

Ulnar

Question 2

Which nerve roots form the lumbosacral trunk?

Answer 2

L4, L5

Question 3

Which crainal nerve innervates the muscles of mastication?

Answer 3

Trigeminal

Question 4

The lamina of Rexed (spinal lamina of the gray matter) that collectively form the posterior horn of the spinal cord are?

Answer 4

I-VI

Question 5

When CSF is withdrawn by lumbar puncture, which structure will not be penetrated by the needle?

Answer 5

Pia mater

Question 6

The cerebellum is an outgrowth of which embryonic brain vesicle?

Answer 6

Metencephalon

Question 7

Where are the cell bodies of the neurons that send secretomotor axons to the lacrimal gland?

Answer 7

Pterydopalatine ganglion

Question 8

What bundles of fibers conncet broca’s area to wernicke’s?

Answer 8

Arcuate fibers

Question 9

Where is the spiral organ (or corti) located?

Answer 9

Cochlear duct

Question 10

Which of the following is NOT a muscle of the levator ani?

Answer 10

Ischiococcygeus

Question 11

The anterior fontanel corresponds to which of the following landmarks of the skull?

Answer 11

Bregma

Question 12

Which statement best describes a false rib?

Answer 12

Ribs that articulate with the sternum indirectly via the costal cartilage of rib 7

Question 13

Which method of bone formation develops directly from mesenchyme?

Answer 13

Intramembranous ossification

Question 14

What is the primary movement at the atlanto-axial joint?

Answer 14

Rotation

Question 15

Which ligament forms the ant border of the vertebral canal?

Answer 15

Posterior longitudinal

Question 16

The Mandibular division of the trigeminal nerve passes through the?

Answer 16

Foramen ovale

Question 17

Which muscle has a superior attachment to the mamillary process of the lumbar vertebra

Answer 17

Multifidus

Question 18

Fibers extending from which spinal cord sympathetic ganglia levels contribute to the greater splanchnic nerve

Answer 18

T5-T9

Question 19

Which nerve innervates the posterior digastric muscle?

Answer 19

Facial

Question 20

The intervertebral discs are classified as which type of joint?

Answer 20

Diarthrosis

Question 21

Which is an attachment for the splenius capitis muscle?

Answer 21

Mastoid process

Question 22

A typical cervical vertebrae has ____ primary and ____ secondary cents of ossification.

Answer 22

3 and 5

Question 23

The vertebral canal is circular and smallest in which Region?

Answer 23

Thoracic

Question 24

Which 2 bones form the clivus?

Answer 24

Sphenoid and Occipital

Question 25

Which thoracic vertebra contains only a single facet on each side for articulation with the Ribs?

Answer 25

T10

Question 26

Which is not transmitted through the foramen magnum?

Answer 26

Internal carotid artery

Question 27

The first intervertebral foramen is located between which bones?

Answer 27

Axis and C3

Question 28

Somites are derived from which germ cell layer?

Answer 28

Mesoderm

Question 29

Which muscle attaches to the mammillary process of the lumbar vertebrae?

Answer 29

Multifidus

Question 30

Which muscles constitute the deepest muscle fasciculi located in the groove between the spinous and transverese processes

Answer 30

Rotatores

Question 31

Which muscle is innervated by branches from the dorsal primary rami?

Answer 31

Splenius capitis

Question 32

Which muscle does not usually receive innervation from the C5 spinal nerve?

Answer 32

Latissimus dorsi

Question 33

What abdominal muscle originates from the pubic bone and inserts on Ribs #2-7?

Answer 33

Rectus abdominus

Question 34

Which rib articulates with teh sternal notch?

Answer 34

2nd

Question 35

What type of cartilage covers the articular surface of each superior and inferior articular process of the vertebrae?

Answer 35

Hyaline

Question 36

The medial surface of the lateral mass of the atlas has a tubercle for the attachment of the?

Answer 36

Transverse lig

Question 37

What ligament separates the greater sciatic foramen from the lesser sciatic foramen?

Answer 37

Sacrospinous

Question 38

Which joint is classified as a diarthrodial trochoid joint?

Answer 38

Median atlantoaxial joint

Question 39

Which is true of zygopophyseal joints in lumbar region?

Answer 39

They are innervated by posterior primary divisions (rami) of spinal nerves

Question 40

Which spinal cord tract carries unconscious proprioception?

Answer 40

Spinocerebellar

Question 41

Upper motor neuron lesions usually produce?

Answer 41

Spastic paralysis

Question 42

From which area are the cell of the sympathetic ganglia derived?

Answer 42

Neural crest

Question 43

The superior cerebellar peduncle is mainly composed of fibers arising from the?

Answer 43

Dentate nucleus

Question 44

The internal jugular vein drains which of the following?

Answer 44

Sigmoid sinus

Question 45

The sacral elements of the spinal cord may be crushed by a fracture of which vertebra?

Answer 45

L1

Question 46

Which cells produce myelin in the CNS?

Answer 46

Oligodendrocytes

Question 47

Damage to the radial nerve results in?

Answer 47

Loss of forearm extension

Question 48

Preganglionic para fibers of the oculomotor nerves synapse at which ganglion?

Answer 48

Ciliary

Question 49

Which muscle is not innervated by the femoral nerve

Answer 49

Adductor magnus

Question 50

The posterior chamber of the eye is located between the?

Answer 50

Iris and Lens

Question 51

The cell bodies of the oculomotor nerve are located within which part of the CNS?

Answer 51

Midbrain