Anatomy - Part 1 Flashcards
which vein is found in the anterior groove of the first rib?
subclavian vein
which artery is found in the posterior groove of the first rib?
subclavian artery
what separates the anterior groove from the posterior groove in the first rib?
the scalene tubercle
the head of a rib articulates with the body of the (same/above/below) thoracic vertebra as well as the (same/above/below) vertebra?
same, above
what is the name of the joint where the head of the rib articulates with the body of the vertebra?
costovertebral joints
what type of joint is the costovertebral joint?
synovial plane
what is the name of the joint where the tubercle of the rib articulates with the transverse process of the vertebra?
costotransverse joint
what type of joint is the costotransverse joint?
synovial plane
what is the inferior thoracic aperture posteriorly bounded by?
the 12th thoracic vertebra
what is the inferior thoracic aperture laterally bounded by?
the 11th and 12th pairs of ribs
what is the inferior thoracic aperture anteriorly bounded by?
costal cartilages of ribs 7-10 and the xiphisternal joint
where does lymph on the right side of the chest wall drain to?
right lymphatic duct
where does lymph on the left side of the chest wall drain to?
thoracic duct
where does the thoracic duct drain to?
left brachiocephalic vein
where does the right lymphatic duct drain to?
right brachiocephalic vein
is the phrenic nerve a motor or sensory nerve?
both motor and sensory
what are the roots of the phrenic nerve?
anterior rami of C3, C4 and C5
C3, 4, 5 keeps the diaphragm alive!
how many openings (hiatuses) does the diaphragm have?
3
at which vertebral level is the caval opening?
T8
what passes through the caval opening?
inferior vena cava and right phrenic nerve
at which vertebral level is the oesophageal hiatus?
T10
what passes through the oesophageal hiatus?
oesophagus and both vagus nerves
at which vertebral level is the aortic hiatus?
T12
what passes through the aortic hiatus?
aorta, azygos vein, hemiazygos vein and thoracic duct