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83 Cards in this Set
- Front
- Back
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what articulates with the right 5th rib?
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body of sternum
body of T4 and T5 transverse process of T5 |
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what arches over root of right lung?
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azygos v
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what's in the superior mediastinum?
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SVC
brachiocephalic v arch of aorta thoracic duct trachea esophagus vagus n L recurrent laryngeal n phrenic n thymus |
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what's in the middle mediastinum?
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heart
pericardium root of: aorta pulmonary a. and v SVC IVC arch of azygos v. main bronchi phrenic n |
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what's in the posterior mediastinum?
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esophagus
thoracic aorta azygos v hemiazygos v thoracic duct vagus n symp trunk splanchnic n |
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what causes left ventricle hypertrophy?
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aorta stenosis
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what causes right ventricle hypertrophy?
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pulmonary stenosis
pulmonary valve defect tricuspid valve defect mitral valve stenosis |
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what vessels are in the superior mediastinum?
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SVC
brachiocephalic v arch of aorta |
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what n are in superior mediastinum?
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L recurrent laryngeal n
vagus n phrenic n |
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what random things are in superior mediastinum?
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thoracic duct
trachea esophagus thymus |
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what vessels are in middle mediastinum?
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aorta
pulmonary a and v SVC IVC arch of azygos v |
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what nn are in middle mediastinum?
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phrenic n
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what other random things in middle mediastinum?
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heart
pericardium main bronchi |
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what vessels are in posterior mediastinum?
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thoracic aorta
azygos v hemiazygos v |
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what nn are in posterior mediastinum?
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vagus n
symp trunk splanchnic nn |
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what other random things in posterior mediastinum?
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esophagus
thoracic duct |
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what does L recurrent laryngeal n loop around?
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arch of aorta
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what does R recurrent laryngeal n loop around?
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R subclavian a
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what prevents cusps from being everted into atrium during ventricular contraction?
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papillary muscles & chordae tendineae
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what are the branches of R coronary a?
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marginal a
posterior IV (descending) a Sinuatrial nodal a AV nodal a |
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what does the marginal a supply?
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inferior R ventricle
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what does the posterior IV (descending) a supply?
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part of IV septum
L ventricle AV node |
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what does sinuatrial nodal a supply?
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SA node
R atrium |
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what does AV nodal a supply?
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AV node
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what are a of left coronary?
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anterior IV (left anterior descending) a
circumflex a |
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what does anterior IV (left anterior descending) a supply?
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anterior R & L ventricle
IV septum!! apex!! |
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what does circumflex a supply?
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L atrium
L ventricle |
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what v drains the anterior R ventricle?
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anterior cardiac v
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what empties coronary sinus?
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oblique v of L atrium
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what vessel runs w/ phrenic n?
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pericardiacophrenic vessels
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what does phrenic n supply?
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pericardium
mediastinal pleura diaphragmatic pleura diaphragm |
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if you have a deep vein thrombosis, what are the 2 major bad things that can result from it?
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pulmonary embolism if your heart is normal
stroke if you have an atrial septal defect b/c it bypasses lungs and goes to brain |
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where do the R and L bronchial aa come from?
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descending (thoracic) aorta
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what crosses the L primary bronchus?
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aortic arch
L pulmonary a |
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what chamber does pulmonary v empty into?
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L atrium
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what chamber has the septomarginal trabecula?
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R ventricle
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where does the ascending aorta originate?
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L ventricle
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how does the aortic arch control heart rate?
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aortic arch has baroreceptors that control it by reflex arc conn to parasymp ganglia on surface of heart
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where do lymphatics of breast drain?
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75% --> axillary; rest --> parasternal nodes
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what innerv bronchial smooth muscle?
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vagus
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what do thoracic splanchnic nn innerv?
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GI in abdomen
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what's a sign of aortic valve stenosis?
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systolic ejection type murmur suggests that blood is becoming turbulent during ventricular contraction
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where might referred pain from parietal pleura be? By what n?
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chest wall; R intercostal n
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what might result in venous engorgement of the right arm and right side of face and neck?
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compression of R brachiocephalic v from Pancoast tumor (lung apex)
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where do large aspirated objects tend to rest?
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at carina
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what type of bronchus is ea bronchopulmonary segment accompanied w/?
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1 tertiary or segmental bronchus and 1 branch of pulmonary a
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what procedure is performed on the costomediastinal recess?
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pericardiocentesis
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do you put drain on midaxillary or midclavicular line to remove fluid from pleural space?
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midaxillary line
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what chamber does the coronary sinus empty into?
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R atrium
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what chamber do the pulmonary veins enter? Oxygenated or deoxygenated blood?
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L atrium; oxygenated blood
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where do you perform percardiocentesis?
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just left of sternum around 5th intercostal space
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where are aortic and pulmonary valves most audible?
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aortic: R 2nd intercostal space; pulmonary: L 2nd intercostal space
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what does coarctation of aorta cause?
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constriction of aorta: causes decreased bp in lower limbs and grooving of inferior surface of ribs; often occurs near where ductus arteriosus attached
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what carries cardiac pain fibers onto arm?
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cardiac plexus
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what v accompany R coronary a?
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small cardiac v and R marginal v
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what v accompany circumflex a?
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coronary sinus
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how does the aortic arch control heart rate?
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aortic arch has baroreceptors that control it by reflex arc conn to parasymp ganglia on surface of heart
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where do lymphatics of breast drain?
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75% --> axillary; rest --> parasternal nodes
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what innerv bronchial smooth muscle?
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vagus
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what do thoracic splanchnic nn innerv?
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GI in abdomen
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what's a sign of aortic valve stenosis?
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systolic ejection type murmur suggests that blood is becoming turbulent during ventricular contraction
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where might referred pain from parietal pleura be? By what n?
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chest wall; R intercostal n
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what might result in venous engorgement of the right arm and right side of face and neck?
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compression of R brachiocephalic v from Pancoast tumor (lung apex)
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where do large aspirated objects tend to rest?
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at carina
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what type of bronchus is ea bronchopulmonary segment accompanied w/?
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1 tertiary or segmental bronchus and 1 branch of pulmonary a
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what procedure is performed on the costomediastinal recess?
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pericardiocentesis
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do you put drain on midaxillary or midclavicular line to remove fluid from pleural space?
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midaxillary line
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what chamber does the coronary sinus empty into?
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R atrium
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what chamber do the pulmonary veins enter? Oxygenated or deoxygenated blood?
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L atrium; oxygenated blood
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where do you perform percardiocentesis?
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just left of sternum around 5th intercostal space
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where are aortic and pulmonary valves most audible?
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aortic: R 2nd intercostal space; pulmonary: L 2nd intercostal space
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what does coarctation of aorta cause?
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constriction of aorta: causes decreased bp in lower limbs and grooving of inferior surface of ribs; often occurs near where ductus arteriosus attached
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what carries cardiac pain fibers onto arm?
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cardiac plexus
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what v accompany R coronary a?
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small cardiac v and R marginal v
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what v accompany circumflex a?
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coronary sinus
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what passes thru the aortic hiatus?
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T12: thoracic aorta, azygos v, thoracic duct, sometimes grtr splanchnic n
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what passes thru esophageal hiatus?
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T10: esophagus, ant/post trunks of vagus n
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what passes thru vena caval hiatus?
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T8: IVC, sometimes R phrenic n
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what direction is blood flow in atrial septal defect? Ventricular?
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atrial: L --> R; ventricular: L --> R
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what's the result of Tetralogy of Fallot?
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when AP septum doesn't align properly w/ AV septum --> pulmonary stenosis, overriding aorta, interventricular septal defect, hypertrophy of R ventricle; R--> L blood shunt; cyanosis
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what's transposition of great vessels?
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aorta opens into R ventricle and pulmonary trunk opens into L ventricle
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after delivery, what major changes happens?
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septum primum closes against septum secundum and ductus arteriosus closes
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where does the azygos v join the SVC?
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sternal angle
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