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34 Cards in this Set
- Front
- Back
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Lumbar/Sacral Plexus:
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A collection of nerves that take impulses to and from the spinal cord
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Lumbar/Sacral Plexus
Comprised of the nerve roots of: |
T12-L4 (lumbar plexus) and
L5-S3( sacral plexus) |
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Lumbar/Sacral Plexus
Located in the: |
posterior to the psoas major muscle
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Each peripheral nerve carries both a
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sensory portion and motor portion
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peripheral nerve
The sensory portion is which root? It is also called? |
the posterior root, also known as the afferent neuron
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peripheral nerve
The motor portion is which root? It is also known as? |
the anterior root also known as the efferent neuron.
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Capital Musculature
SPLENIUS CAPITIS O-I-A-N |
ORIGIN
Lower ligament nuchae, spinous processes and supraspinous ligaments T1-3 INSERTION Lateral occiput between superior and inferior nuchal lines ACTION Extends and rotates cervical spine NERVE Posterior primary rami of C3, 4 |
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Capital Musculature
SEMISPINALIS CAPITUS O-I-A-N |
O- Transverse processes
I- Occipital bone, between nuchal lines A- Extends and lateral flexes spine N- posterior primary rami |
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Capital Musculature
LONGISSIMUS CAPITUS O-I-A-N |
O- Transverse processes
I- Mastoid process of temporal bone A- Extends neck, rotate and sidebend N- posterior primary rami |
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Capital Musculature
RECTUS CAPITUS POSTERIOR MINOR O-I-A-N |
O- Posterior process of atlas (C1)
I- Medial half of inferior nuchal line A- Extends and rotates atlanto-occipital joint N- suboccipital n (posterior primary ramus C1) |
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Capital Musculature
RECTUS CAPITUS POSTERIOR MAJOR O-I-A-N |
O- Spinous process of axis (C2)
I- Lateral half of inferior nuchal line A- Extends and rotates atlanto-occipital joint N- suboccipital n (posterior primary ramus C1) |
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Capital Musculature
OBLIQUUS CAPITIS SUPERIOR O-I-A-N |
O- Lateral mass of atlas (C1)
I- Lateral half inferior nuchal line A- Lateral flexes atlanto-occipital joint N- suboccipital n (posterior primary ramus C1) |
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Capital Musculature
OBLIQUUS CAPITIS INFERIOR O-I-A-N |
O- Spinous process of axis (C2)
I- Lateral mass of atlas (C1) A- Rotates atlanto-axial joint N- suboccipital n (posterior primary ramus C1) |
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Capital Musculature
how many posterior? |
:(14)
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Capital Musculature
superficial: |
-Splenius capitus -Semispinalis capitus -Longissimus Capitus
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Capital Musculature
deep: |
-Rectus capitus posterior minor -Rectus capitus posterior major -Obliquus capitus superior -Obliquus capitus inferior
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Capital and Cervical Musculature
anterior and superficial: |
-Scalenes (ant, medius, post) -Sternocleidomastoid (2 heads)
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Capital and Cervical Musculature
anterior and deep: |
-Rectus capitus(anterior, lateralis) -Longus Capitus
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Capital and Cervical Musculature
SCALENUS ANTERIOR O-I-A-N |
O-Anterior tubercles of transverse processes of C3-6
I-Scalene tubercle on superior aspect of 1st rib A- Accessory to inspiration. lateral flexion (sidebending) of neck when 1st rib fixed N- anterior primary rami of C5-6 |
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Capital and Cervical Musculature
SCALENUS MEDIUS O-I-A-N |
O- Posterior tubercles of transverse processes of C2-7
I- Superior aspect of neck of 1st rib A- Accessory to inspiration, sidebend head N- anterior primary rami of C3-8 |
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Capital and Cervical Musculature
SCALENUS MEDIUS O-I-A-N |
O- Posterior tubercles of transverse processes of C2-7
I- Superior aspect of neck of 1st rib A- Accessory to inspiration, sidebend head N- anterior primary rami of C3-8 |
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Capital and Cervical Musculature
SCALENUS POSTERIOR O-I-A-N |
O- Posterior tubercles of transverse processes C4-6
I- Post/lateral surface of 2nd rib A- Accessory to inspiration, sidebend head N- anterior primary rami of C6-8 |
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Capital and Cervical Musculature
STERNOCLEIDOMASTOID O-I-A-N |
O- Anterior and superior manubrium (sternum) and superior medial third of clavicle
I- Lateral aspect of mastoid process and anterior half of superior nuchal line A- Flexes and laterally rotates cervical spine. Protracts head when acting together . Extends neck when neck already partially extended N- spinal accessory (lateral roots) C1-5 |
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Capital and Cervical Musculature
RECTUS CAPITUS ANTERIOR O-I-A-N |
O- Lateral mass of atlas (C1)
I- Basilar occipital bone anterior to occipital condyle A- Flexes atlanto-occipital joint N- anterior primary rami of C1 |
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Capital and Cervical Musculature
RECTUS CAPITUS LATERALIS O-I-A-N |
O- Lateral mass of atlas (C1)
I- Jugular process of occipital bone A- Lateral flexes atlanto-occipital joint N- anterior primary rami of C1 |
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Capital and Cervical Musculature
LONGUS CAPITUS O-I-A-N |
O- Anterior tubercles of transverse proceses of C3-6
I- Anterior basilar occipital bone A- Flexes cervical spine and atlanto-occipital joint N- anterior primary rami of C1-3 |
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the "origin" of a muscle is the most X portion...?
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the most stable portion
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the "insertion" of a muscle is the most X portion...?
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the most movable portion
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Dermatomes
which is at the nipple line? |
T4 is at the nipple line
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Dermatomes
which is at the belly button line? |
T10 is at the belly button line
remember- belly butTEN |
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Dorsal root ganglion outwards is considered which kind of nerve?
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peripheral nerve
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Dorsal root ganglion inwards is considered which kind of nerve?
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a central nerve
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a nerve severed outwards from the dorsal root ganglion can regenerate?
T or F |
True, a nerve can regenerate if severed outwards from the dorsal root ganglion
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when evaluating someone w/ spinal cord issue, the dermatome used will describe to where they have function.
EX- (SEE OTHER SIDE) |
A person who is T4 has everything superior to T4 innervated but inferior, T5 etc. there is no innervation.
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