Random facts for the final Flashcards
What are the 4 branches of the ICA?
Cervical Portion- in neck, 0 branches
Petrous Portion- Temporal Bone, in carotid Canal
Cavernous Portion- in the dura
Cerebral Portion- in the brain
What part of the ICA is lined with bone?
Petrous Part, means no expansion
What are the boundaries in the carotid triangle?
anterioinferiorly= superior belly of omohyoid
Anteriosuperior= posterior belly of digastric & stylohyoid
Posteriorly= SCM
What nerve crosses the carotid triangle?
Hypoglossal nerve
What are the borders to the suboccipital triangle?
Medial border- rectus capitus posterior major
Lateral border- obliquus capitis superior
Inferior border- Obliquus capitis inferior
What levels are the kidneys located?
Between T12 & L2-3 while supine
May move caudally 1” while standing
May move up & down with respiration ~1”
Right kidney is slightly lower due to liver
What level does the spinal cord end at? Ends as the?
L2, Conus medularis
What is the shiny fibrous connection of the spinal cord to the coccyx?
Filum terminale
What levels make up the lumbar plexus?
(T12) L1-L4
What nerve passes through the psoas major?
Femoral nerve
What two nerves come off of L1 nerve root?
Iliohypogastric
Ilioinguinal
Anterior division of the lumbar plexus is?
Obturator Nerve L2-4, medial thigh
Posterior division of the Lumbar plexus is?
Lateral femoral cutaneous
Femoral Nerve
What nerve roots contribute to the genitofemoral nerve?
L1-L2
What nerve roots make up the Sacral plexus?
L4-S4
What is the largest nerve of the body?
Sciatic Nerve L4-S3
Anterior division of the sacral plexus gives off what nerves?
Tibial N (L4-S3)
N to Obturator Internus & Superior Gemellus
N to Quadratss Femoirs & Inferior Gemellus
Pudendal Nerve (pelvic floor)
Posterior division of the sacral plexus gives off what nerves?
Superior Gluteal N
Inferior Gluteal N
Posterior Cutaneous femoral
N to piriformis
Common fibular N (L4-S2)
What nerves innervate adductor magnus?
Obturator nerve to the adductor portion
Sciatic Nerve Tibial Division innervates the hamstring portion
What nerves innervate the biceps femoris?
Long head- sciatic nerve tibial division
Short head- Fibular division
What branches make up the tibial nerve?
L4-S3
Common fibular nerve are what roots?
L4-S2
What nerve supplies sensation between the great toe and 2nd toe?
Deep Fibular nerve
Obturator nerve roots?
L2-L4
Femoral Nerve roots?
L2-L4
What is in the femoral triangle lateral to medial?
NAVL-
Femoral Nerve
Femoral Artery
Femoral Vein
Deep Inguinal Lymph Nodes
Femoral Triangle borders are?
Superior- Inguinal Ligament
Medial- Medial border of adductor longus
Lateral-Medial border of Sartorius
Roof- Skin/fascia
Floor M to L- Adductor Longus, Pectineus, Psoas major, Iliacus/iliopsoas
What muscles does the inferior gluteal nerve innervate?
Gluteus maximus
What muscles does the superior gluteal innervate?
Glute min
Glute med
TFL
What makes up the anatomical snuff box?
Abductor Pollicis Longus
Extensor Pollicis Brevis
Extensor Pollicis Longus
What travels through the anatomical snuff box?
radial artery
radial nerve
cephalic vein
Brachial plexus nerve roots?
C5-T1
Cervical Plexus nerve roots?
C1-C4
Brachial plexus emerges between the?
Anterior and middle scaleen muscles
Two nerve that emerge directly from the brachial plexus roots?
Dorsal Scapular (C5)
Long Thoracic (C5-7)
What two nerves emerge from the brachial plexus trunks?
Nerve to subclavius
Suprascapular nerve
What bones make up the orbit of the eye?
Frontal
Sphenoid, greater and lesser wings
zygomatic
maxilla
ethmoid
lacrimal
palatine
What travels through the Quadrangular space?
Axillary Nerve & Posterior Humeral Circumflex Artery & vein
What are the borders of the QS?
Medial: lateral margin of LH Tricep
Lateral: surgical neck of Humerus
Superior: inferior margin of Teres Minor
Inferior: superior margin of Teres Major
Anterior: subscapularis
What travels through the TI?
Radial nerve & profunda brachii Artery
What travels through the TS?
Scapular circumflex artery & Vein
What muscles are in the tarsal tunnel?
Tom, Dick, Harry
Posterior Tibialis
Flexor Digitorum Longus
Flexor Hallicus Longus
