Cbio 2

Front 1

Splenius Muscles:
The splenius capitis and cervicis are _____ and _____. They also _____/______ the deeper muscles like a bandage.

Back 1

thick and flat
cover/hold

Front 2

Splenius action

Back 2

neck extension (if both flex)
ipsilateral rotation if only 1 flexes

Front 3

_____ neurons are sensory (afferent) nerves that convey neural impulses from (in skin, muscles, eyes, ears, and organs) to the CNS . The cell body is located in the _____ of the neuron _____.

Back 3

Pseudounipolar
middle of the neuron outside CNS

Front 4

A collection of nerve cell bodies in the PNS is called a _____. A bundle of nerve axons in the PNS is referred to as a _____. These are also referred to as _____ or _____.

Back 4

Ganglion
peripheral nerve
cranial or spinal nerves

Front 5

Somatic Nervous System provides general sensory & motor innervation to all parts of the body except _____, _____, and _____, which are innervated by the autonomic nervous system.

Back 5

Viscera in the body cavities
Smooth and cardiac muscle
Glands (sweat & salivary)

Front 6

Spinal cord has two enlargements that provide additional neurons for innervation to the limbs:
the _____-innervates the upper limbs and the _____–innervates the lower limbs

Back 6

Cervical enlargement
Lumbosacral enlargement

Front 7

Small nerves that arise directly from the spinal nerve called _____.
What is their function?

Back 7

recurrent meningeal nerves
Convey general sensory information (pain) from the dura mater

Front 8

The arachnoid mater encloses the __________, which contains what?

Back 8

Cerebral Spinal Fluid (CSF) -filled subarachnoid space
Spinal cord
Spinal nerve roots
Dorsal root ganglia (DRG)

Front 9

_____- are lateral extensions of pia mater between the dorsal & ventral roots which help to anchor the cord laterally

Back 9

Denticulate ligaments

Front 10

Arteries of the Spinal Cord: Bottom Line
The anterior and posterior longitudinal spinal arteries are _____ along their length by _____(how many) of these large _____(their name)

Back 10

reinforced
8-10
segmental medullary arteries (feeder/helper arteries)

Front 11

Superior aspect of the bodies of _____ are slightly raised posterior laterally-called uncinate processes. Small synovial-like joints called _____ (of “Luschka”) can be found here. These small joints are frequent sites of painful ____ formation (osteophytes) from _____.

Back 11

C3 ~ C6
uncovertebral joints
bone spur
arthritis

Front 12

Atlanto-Occipital Joint:
A _____ type synovial joint, meaning motion is only in 1 plane (what's the motion?), between the superior articular facets of Atlas and the Occipital condyles

Back 12

condyloid
flexion/extension of the neck

Front 13

The atlanto-axial joint has 3 articulations:
_____ atlantoaxial joint between _____ and _____, which is a "______" synovial joint AND
_____ atlantoaxial joints between _____, which is a "_____" synovial joint.
Movement of all 3 articulations is mainly in the _____ plane. i.e. _____.

Back 13

1 medial between the dens of C2 and the anterior arch of C1
"pivot-type"
2 lateral between opposing articular facets
"gliding-type"
transverse
shaking your head "no"

Front 14

There are a number of deep anterior prevertebral muscles that _____ and _____.

Back 14

flex/laterally flex and stabilize the column.

Front 15

External Craniocervical Ligaments which prevent excessive movements of the _____: the _____ from _____ to _____ AND
_____ from _____ to _____

Back 15

atlanto-occipital joint

Anterior Atlantooccipital Membrane-from anterior arch of atlas to anterior margin of foramen magnum

Posterior Atlantooccipital Membrane-from posterior arch of atlas to posterior margin of foramen magnum

Front 16

Dermatomes are useful when accessing levels of spinal cord injuries or _____ problems (_____). If a patient complains of pain along the L4 dermatome, they may have a _____ at L4 (herniated disc) or pathology at the L4 spinal cord level.

Back 16

nerve root problems (herniated disc)
compressed nerve

Front 17

Provides vascular supply to the pectoral girdle and shoulder region

Back 17

Axillary Artery

Front 18

_____: Many of these branches contribute to a large “anastomotic arcade” that provides collateral circulation around the scapula/muscles

Back 18

Axillary Artery:

Front 19

_____- largest branch supplies blood to the muscles and anastomoses around the scapula, gives rise to the _____ artery and the scapular circumflex, the latter of which comes out in the _____ space.

Back 19

Subscapular branch of the 3rd part of the axillary artery
thoracodorsal
Triangular