REVIEW Flashcards
level of suprasternal notch?
TV2 TV3
sternocostal joint?
1st synchondrosis
2-7 synovial
costochondral joint?
synchondrosis
interchondral joint?
8-10 costal cartilage above and below
costovertebral joint?
synovial plane joints
ribs 1, 10, 11, 12
articulate with that numbered TV
costotransverse joint?
rib tubercle and transverse process
synovial
innervation of levator costarum?
C8-T11
intercostal nerves?
ventral rami
preganglionic sympathetic - white rami 14
postganglionic sympathetic - gray rami 31
intercostobrachial cutaneous nerve?
lateral cutaneous intercostal number 2
dermatome at nipple?
T4
dermatome at umbilicus?
T10
expiration muscles?
internal intercostal
innermost intercostal
subcostal
transverse thoracic
inspiration muscles?
external intecostal
greater, lesser, least splanchnic nerves?
greater - 5-9
lesser - 10-11
least - 12
preganglionic sympathetic!
cardiac plexus?
parasympathetic - preganglionic
sympathetic - postganglionic (T1-T4)
pleuritis
phrenic nerve C345
aka pleurisy
visceral vs parietal pleura
MCL 6-8
MAL 8-10
SL 10-12
number of bronchopulmonary segments?
left - 8
right - 10
number of bronchial arteries?
2 left
1 right
virchow’s node?
supraclavicular node
indicates cancer spread
innervation of parietal pleura?
mediastinal and diaphragmatic - phrenic
costal - intercostal nerves
empyema?
pus in thorax
horner’s?
ptosis
miosis
anhidrosis
innervation of lungs?
preganglionic sympathetic T2-T6
primary sympathetic - cardiopulmonary splanchnic nerves -
cardiopulmonary splanchnic nerves
postganglionic**
most splanchnic, preganglionic
pericardiocentesis?
left of sternum 5 or 6 ICS
pericardial pain?
phrenic nerve
C345
shoulder dermatomes
pain fibers in visceral pericardium?
no
beck’s triad?
cardiac tamponade
muffled heart sounds
hypotension
distended neck veins
dressler syndrome
post MI pericarditis
heart sulci
atrioventricular (coronary)
anterior and posterior interventricular
apex of heart?
5th ICS
base of heart?
left atrium
borders of heart?
3
right - right atrium
inferior - 2/3 right ventricle, 1/3 left ventricle
left - left ventricle, auricular appendage
surfaces of heart?
anterior - 2/3 right ventricle, 1/3 left ventricle
right - right atrium
left - left ventricle, auricular appendage
diaphragm - 2/3 left ventricle, 1/3 right ventricle
left trigone?
aortic mitral valve separation
right trigone?
aortic, mitral, tricuspid valve separation
layers of myocardium?
superficial and deep
ratio of myocardium?
1:3:9
SA node?
sub-epicardium
AV node
sub-endocardium
conus arteriosus?
smooth right ventricle
aortic vestibule?
smooth left ventricle
blood supply to AV and SA node?
right coronary artery
blood supply to bundle of his and other conduction system?
left coronary artery
lymph?
RCA - left
LCA - right
widow maker?
entire left coronary artery
most common coronary artery occlusion?
anterior interventricular artery
heart innervation?
T1-T4
postganglionic cardiopulmonary splanchnic
parasympathetic vagus
superior vena cava?
1-3 ICS on right side
vagus nerve?
preganglionic parasympathetic
thoracic duct?
cisterna chyli LV2
parasympathetic to heart?
AcH
sympathetic to heart?
NE
tube thoracostomy?
air - 2-3 ICS
fluid 4-5 ICS
spontaneous pneumothorax?
visceral pleura
traumatic pneumothorax?
parietal pleura
AN at AV junction?
long pathway
N at AV junction?
slows signal
left bundle branch?
thin anterior, thick posterior
purkinje fibers
lack T tubules
order of depolarization?
endocardium - epicardium
apex - base
biomarkers for cardiac damage?
cTnT, cTnI
CK-MB
ECF calcium release?
L -type channels
leads to Ca2+ induced calcium release through RyR
relaxation of cardiac AP?
3 Na+/1 Ca2+ antiport - to ECF
SERCA - to SR