LU BIOM 513 Cadaver Lab - Final Practical Content

what does the anterior longitudinal ligament connect

the front of vertebral bodies to the intervertebral disc

what does the posterior longitudinal ligament connect

posterior surfaces of the vertebral bodies and intervertebral discs

inside the vertebral canal

what does the ligamentum flavum

laminae of adjacent vertebrae

what does the interspinous ligament connect

spinous processes of adjacent vertebrae

what does the supraspinous ligament connect

tips (apices) of the spinous processes of adjacent vertebrae

what does the falx cerebri separate

cerebral hemispheres

what does the falx cerebelli separate

cerebellar hemispheres

what does the tentorium cerebelli separate

cerebrum from cerebellum

where is the end of the spinal cord in an adult

L2-L3

Tuffier's Line

line connecting the tops of iliac crests; marks the level of L4 spinous process or L4-L5 intervertebral space

conus medularis

the cone-shaped termination of the spinal cord

filum terminale

anchors spinal cord to coccyx

cauda equina

collection of spinal nerves below the end of the spinal cord...looks like a horse tail

innervation of the long head of the biceps femoris muscle

tibial nerve

action of the long head of the biceps femoris muscle

knee flexion and lateral rotation, hip extension

innervation of the semitendinosus

tibial nerve

action of the semitendinosus

knee flexion and medial rotation, hip extension

innervation of semimembranosus

tibial nerve

action of semimembranosus

knee flexion and medial rotation, hip extension

list the "false hamstrings"

short head of biceps femoris, hamstring portion of adductor magnus

innervation of short head of biceps femoris

common fibular nerve

action of short head of biceps femoris

knee flexion and lateral rotation

innervation of hamstring part of adductor magnus

tibial nerve

action of the hamstring part of adductor magnus

hip extension

innervation of adductor portion of adductor magnus muscle

obturator nerve

action of adductor portion of adductor magnus muscle

hip flexion and adduction

innervation of the gracillis

obturator nerve

action of the gracillis

knee flexion and medial rotation; hip adduction

innervation of the popliteus

tibial nerve

action of the popliteus

knee flexion and medial rotation

innervation of the gastrocnemius

tibial nerve

action of gastrocnemius

knee flexion and foot plantar flexion

innervation of soleus

tibial nerve

action of soleus

foot plantarflexion

innervation of the plantaris muscle

tibial nerve

action of the plantaris muscle

knee flexion and foot plantarflexion

action of the calcaneal tendon

foot plantarflexion

muscles of the calcaneal tendon

soleus, plantaris, gastrocnemius

tarsal tunnel contents

"Tom, Dick, And Very Nervous Harry"

From superior to inferior:

T: Tibialis posterior, F: flexor digitorum longus, A: posterior tibial Artery, V: posterior tibial vein N: tibial Nerve, H: flexor Hallucis longus

list the pes anserinus (goose foot) tendons

semitendinosus, gracilis, sartorius - attach @ medial surface of the tibia

baker's cyst

a fluid-filled swelling that develops behind the knee

caused by an underlying knee problem such as arthritis or a meniscus tear, that leads to excess synovial fluid production, which will accumulate in the bursa

Innervation of sartorius

Femoral nerve

action of sartorius

hip flexion, abduction, lateral rotation, knee medial rotation

innervation of vastus lateralis

femoral nerve

action of rectus femoris

knee extension, hip flexion

innervation of vastus medialis

femoral nerve

action of vastus medialis

knee extension

innervation of vastus intermedius

femoral nerve

action of vastus intermedius

knee extension

innervation of gracilis

obturator nerve

action of gracilis

Knee flexion, knee medial rotation, hip adduction

innervation of pectineus

femoral nerve

action of pectineus

hip adduction, flexion, and medial rotation

innervation of illiopsoas

femoral nerve

action of iliopsoas

hip flexion, trunk flexion, trunk lateral flexion

innervation of tensor fasciae latae

superior gluteal nerve

action of tensor fasciae latae

hip medial rotation, hip abduction, and hip flexion

innervation of adductor longus

obturator nerve

action of adductor longus

adducts thigh at hip joint

innervation of adductor brevis

obturator nerve

action of adductor brevis

adducts thigh at hip joint

action of adductor magnus

adductor portion: hip flexion, hip adduction
hamstring portion: hip extension

innervation of tibialis anterior

deep fibular nerve

action of tibialis anterior

foot dorsiflexion and inversion

innervation of extensor digitorum longus

deep fibular nerve

action of extensor digitorum longus

extends toes (2-5) and dorsiflexes foot

innervation of extensor hallucis longus

deep fibular nerve

action of extensor hallucis longus

great toe extension, dorsiflexion

innervrion of fibularis longus

superficial fibular nerve

action of fibularis longus

foot eversion and plantar flexion

innervation of fibularis brevis

superficial fibular nerve

action of fibularis brevis

foot eversion and plantar flexion

femoral triangle borders

Medial: adductor longus

Lateral: sartorius

Superior: inguinal ligament

Floor: iliopsoas and pectineus

contents of femoral triangle

femoral nerve, femoral artery, femoral vein

pectoralis major innervation

medial and lateral pectoral nerve

pectoralis minor innervation

medial pectoral nerve

serratus anterior innervation

long thoracic nerve

deltoid innervation

axillary nerve

rectus abdominis innervation

anterior rami of 6th to 12th thoracic nerve

transverse abdominis innervation

anterior rami of 7th to 12th thoracic nerve, illiohypogastric nerve and ilioinguinal nerve

external oblique innervation

anterior rami of 7th to 12th thoracic nerve

internal oblique innervation

anterior rami of 7th to 12th thoracic nerve, illiohypogastric nerve, and ilioinguinal nerve

pectoralis major action

shoulder transverse adduction, depression, adduction, and flexion; arm medial rotation

pectoralis minor action

shoulder protraction (abduction) and depression

serratus anterior action

shoulder protraction (abduction)

deltoid action

shoulder transverse adduction and flexion; arm medial rotation

rectus abdominis action

trunk flexion

transverse abdominis action

trunk flexion, lateral flexion, and rotation

external oblique action

trunk flexion, lateral flexion, and rotation

internal oblique action

trunk flexion, lateral flexion, and rotation

trapezius innervation

cranial nerve XI (spinal accessory nerve)

latissimus dorsi innervation

thoracodorsal nerve

rhomboid minor innervation

dorsal scapular nerve

rhomboid major innervation

dorsal scapular nerve

levator scapulae innervation

dorsal scapular nerve

serratus posterior superior innervation

anterior rami of 2nd to 5th thoracic nerve

serratus posterior inferior innervation

anterior rami of 9th to 12th thoracic nerve

supraspinatus innervation

suprascapular nerve

infraspinatus innervation

suprascapular nerve

subscabularis innervation

upper and lower subscapular nerve XI