CNS Flashcards
Cross bar of H in spinal cord
Grey commissure
2 spinal cord functions
Reflex
Communication
Spinal meninge
Outer
Dense irreg
Dura mater
Spinal meninge
Middle
Collagenous
Elastic ct
Arachnoid mater
Inner most layer
Pia mater
Subarachnoid space
Cerebrospinal fluid
Between arachnoid and pia
Open nerves
Lumbar
Cauda equina
Spinal nerves
31
Sensory axons
Posterior root
Motor axons
Anterior root
Deep posterior muscles
Posterior ramus
Limbs
Skin
Anterior ramus
Turns around
Re enters vertebrae
Meningeal branch
ANS
Visceral organs
Out/ in signals
Rami communicantes
T2 armpit + back of arm
T3-6 ant. + lat. chest wall
T7-12 abdominal + skin
Posterior rami -> musc. in back
Intercostal nerves
C1-C5
Cervical plexus
Scalenes, trapezius, splenius capitis
Ansa cervicalis
C1-C5
Cervical plexus
Diaphragm
Phernic nerve
C5-T2
Brachial plexus
Levator scapuli
Rhomboids
Dorsal scapular
C5-T2
Brachial plexus
Supraspinatus
Infraspinatus
Supra scapular
C5-T2
Brachial plexus
Coracobrachioradialis
Biceps brachii
Musculocutaneous
C5-T2
Brachial plexus
Deltoid
Teres minor
Axillary nerve
C5-T2
Brachial plexus
Pronator teres
Pronator quadratus
Flexor carpi radialis
Flexor carpi ulnaris
Median nerve
C5-T2
Brachial plexus
Brachioradialis
Triceps brachii
Extensor carpi radialis
Extensor carpi ulnaris
Radial nerve