anat Flashcards
where does spinal cord terminate
L1/2
vertebra primary centres of ossification
1 on body
one on each arch
vertebra secondary centres of ossification
5:
- top and bottom of body around perimeter - annular epiphyses
- tip of spinous
- tips of transverse
where does disc have neurovascular supply
outer third of annulus
nerve supply of IVD
recurrent meningeal nerves
where do you do a lumbar puncture
L3/4
draw superficial back muscles
trapezius
lat dorsi
rhomboids minor and major
levator scapulae
what are the intermediate back muscles
serratus anterior and post sup and post inf
what are deep back muscles (parts of one of them)
errector spinae (med to lat: spinalis, longissimus, iliocostalis) trasnversospinalis
are there lymph nodes in the back
nup, lymph goes to axillary nodes
spondylosis
degeneration of spine
alkylosing spondylitis
fusion of vertebra
where in breast has highest bulk of glandular tissue
upper outer quadrant
where does breast sit, what ribs
2-6
where does breast lymph drain
axillary and parasternal nodes
ligaments stabilising costovertebral and costotransverse joints
radiate ligament
costotransverse lig
what part of diaphragm does IVC go through
central tendon
where does L and R phrenic nerves go through diaphram
R - tendon
L - muscular
where are internal and external intercostal muscles replaced
external replaced anteriorly, internal replaced posteriorly
accessory muscles of resp
sternomastoid, scalenes, abdo
which vertebra does heart sit against
T5-8
smooth part of R atria
sinus venarum
ridge on inside demarcating musculi pectinati and sinus venarum in R a
crista terminalis
smooth part just before pulmonary trunk
conus arteriosus
name of fibrous parts of skeleton connecting rings
trigones
what are 3 cusps of tricuspid valve called
ant post and septal
what meets behind sternoclavicular 1st 2nd and 3rd costal cartilages
sternoclavicular - IJV and subclavian
1st - brachiocephalic veins meet
2nd - azygous vein enters
3rd - IVC enters RA
what problem do you get with retrooesophageal right subclavian
causes difficulties swallowing
what muscle dows phrenic run on
scalenus anterior
where does thoracic duct empty into
junction btw L jugular and subclavian v
branches of thoracic aorta
intercostal
bronchial
pericardial
oesophageal
pathway of phrenic nerve
on scalenus anterior, between subclavian artery and vein, ant to lung root, pieces diaphragm
pathway of R vagus nerve
beside trachea - post to lung root, ant to oesophagus
pathway of L vagus
lateral to arch - post to phrenic - crosssed by superior intercostal vein - gives of recurrent laryngeal - post to lung root - ant to oesophagus
parts of parietal pleura
cervical, mediastinal, costal, diaphragmatic
what is name for pleural cavity filled with pus
pyothorax/empyema
where does trachea begin
C6
where will aspirated fluid go in supine patient
apical segment of lower lobe
two divisions of right bronchus
right upper lobe bronchus bronchus intermedius (continuation of RMB)
two divisions of R pulmonary artery
right upper lobe branch of pulmonary artery pulmonary artery (continuation of RMPA)
lymph drainage of lung
hilar lymph nodes - tracheo-bronchial nodes - bronchiomediastinal trunks
insertion of external obliques
iliac crest, ASIS, pubic crest and tubercle
insertion of internal obliques
anterior iliac crest, lat 2/3 of inguinal ligament, pubic crest
insertion of transversus abdominus
anterior iliac crest, lat 1/3 of inguinal lig, pubic crest
3 tendinous insertions of rectus abdominus
xiphisternum, costal margin, umbilicus
where are portosystemic anastomoses
lower oesophagus bare area of liver umbilicus retroperitoneal structures (asc and dec colon) upper anal canal
two divisions of internal thoracic a
musculophrenic
superior epigastric
arteries of ant abdominal wall
- superior epigastric from internal thoracic
- inferior epigastric from external iliac
- superficial epigastric
where do testes develop
extraperitoneal fat
where is deep inguinal ring
breach in transversalis fascia, half way between ASIS and pubic tubercle, fingers breadth above the inguinal ligament
where are layers of spermatic fascia from:
external spermatic
cremasteric
internal spermatic
external - EO
cremasteric - IO
internal - fascia transversalis
indirect inguinal hernia from incomplete closure of…
processus vaginalis
origin of psoas major
T12 to L5
3 layers of thoracolumbar fascia and where they attach
post - to tip of spinous
middle - to tip of transverse
ant - to ant surface of transverse
size of kidney
10x5x2.5
where does right renal artery travel in relation to IVC
behind it
cervical oesophagus: narrowing artery vein lymph
upper oesophageal sphincter
artery - inferior thyroid
vein - brachiocephalic
lymph - deep cervical nodes