CV Anatomy Flashcards
Spinal level of sternal angle
T4/5
True rib numbers:
2-7
False rib numbers:
8-10
Floating rib numbers:
11-12
Spinal level of superior thoracic aperature
T1
Spinal level of inferior thoracic aperature
T12
Where does the subclavian artery become the axillary artery?
Lateral edge of rib 1
Is the right or left pleural sac shorter?
Right is shorter due to liver pushing up
Pectoralis major innervation
Medial and lateral pectoral nerve
Pectoralis minor innervation
Medial pectoral nerve
Which thoracic muscles are angled superior to inferior from lateral to medial?
External intercostals
Which thoracic muscles are angled inferior to superior from medial to lateral?
Internal intercostals
Which thoracic muscles are responsible for vessel attachment
Transversus thoracis
Surface anatomy of suprasternal notch
T2/3
Surface anatomy of xiphisternal joint
T9
Surface anatomy of nipple
Males - 4th intercostal space
Females - variable
Surface anatomy of sternum
Anterior to heart
Surface anatomy of aortic valve
R 2nd intercostal space
Surface anatomy of pulmonic valve
L 2nd intercostal space
Surface anatomy of mitral valve
L 5th intercostal space
Surface anatomy of apex of heart
L 5th intercostal space
Surface anatomy of tricuspid valve
L sternal border
What nerves are responsible for sensory innervation of T3-5?
Thoracic intercostal
What nerves are responsible for sensory innervation of the upper, lateral breast?
Supraclavicular nerves
What nerves are responsible for sensory innervation of the nipple?
Lateral cutaneous branch of T4
Where is the horizontal fissure found?
R intercostal space 3
Where is the oblique fissure found?
L and R side at ribs 5/6
Where is the cupola of the lung found?
C7
Where does a central line insert?
Subclavian vein
How many secondary bronchi are found on the right side?
3
How many secondary bronchi are found on the left side?
2
Is the right or left bronchus wider?
Right
How does the orientation of the phrenic nerve differ on the right and left sides?
Right: follows venus flow
Left: follows arterial flow
Is the phrenic nerve anterior or posterior to the vagus nerve?
Anterior
Does the vagus nerve pass anterior or posterior to the aortic arch?
Anterior
From what spinal level do the thoracic splanchnics originate?
T5-12
How is the pulmonary artery situated in relation to the bronchi on the right and left side?
RALS - right PA is anterior to bronchus, left PA is superior to bronchus
What organ receives the entire CO?
Lungs