cardio anatomy

Question 1

where is the vagus nerve in relation to the phrenic nerve

Answer 1

the vagus nerve is medial to the phrenic nerve

Question 2

what is the order of the great vessels (from left to right)

Answer 2

SAP, SVC, aorta, pulmonary artery

Question 3

which groove contains the right coronary artery

Answer 3

coronary groove

Question 4

which groove contains the left anterior descending branch of the LCA

Answer 4

anterior interventricular groove

Question 5

which groove contains the posterior interventricular artery

Answer 5

posterior interventricular groove

Question 6

what are the two main branches of the RCA

Answer 6

right marginal artery and the posterior interventricular artery

Question 7

which groove contains the LCA

Answer 7

left atrioventricular groove

Question 8

what are the three openings of the right atrium

Answer 8

IVC, SVC, and coronary sinus

Question 9

what is the fossa ovalis/oval fossa

Answer 9

a depression in the right atrium, a remnant of the foramen ovale

Question 10

what is the crista terminalis

Answer 10

represents the boundary between the smooth and rough parts of the RA

Question 11

how are the cusps of the heart valve connected to the heart wall

Answer 11

by tendinous cords

Question 12

where are tendinous cords anchored

Answer 12

papillary muscles

Question 13

what is the transverse thoracic plane

Answer 13

the ‘line’ between the sternal angle, and the T4/5 intervertebral disc

Question 14

what does the transverse thoracic line differentiate

Answer 14

differentiates the superior mediastinum from the inferior mediastinum

Question 15

where does the azygous vein drain

Answer 15

drains into the SVC

Question 16

what are the branches of the ascending aorta

Answer 16

RCA and LCA

Question 17

what are the branches of the arch of the aorta

Answer 17

brachiocephalic trunk, left common carotid artery, left subclavian artery

Question 18

what are the branches of the brachiocephalic trunk

Answer 18

right common carotid artery and right subclavian artery

Question 19

what are the branches of the descending aorta

Answer 19

bilateral posterior intercostal arteries

Question 20

what is the venous angle

Answer 20

junction between the subclavian and internal jugular veins

Question 21

where are the tracheobronchial lymph nodes

Answer 21

at the bifurcation of the trachea to bronchi

Question 22

where are pulmonary lymph nodes

Answer 22

bronchi

Question 23

where are brachiopulmonary lymph nodes

Answer 23

hilus of lungs

Question 24

where are paratracheal lymph nodes

Answer 24

along the trachea

Question 25

where is the left venous angle

Answer 25

located at the left sternoclavicular joint

Question 26

where do the vagus and phrenic nerve lie in relation to the lung root

Answer 26

vagus nerve sits posterior to the lung root, while the phrenic nerve lies anterior

Question 27

what are the nerves of the superior mediastinum (from lateral to medial)

Answer 27

Phrenic
Vagus
Recurrent Laryngeal

Question 28

what are the structures of the posterior mediastinum (from anterior to posterior)

Answer 28

Brachiocephalic veins + SVC.
Arch of aorta.
Trachea.
Oesophagus.
Thoracic duct

Question 29

where is the right recurrent laryngeal nerve located

Answer 29

hooks under the right subclavian artery, and does not enter the chest

Question 30

where is the left recurrent laryngeal nerve located

Answer 30

nerve hooks under the arch of the aorta, and does enter the chest