Significant Vertebral Levels

Question 1

At what level do the common carotid arteries bifurcate?

Answer 1

C4

Question 2

What level does trachea bifurcate (carina)

Answer 2

T4

Question 3

What level do common iliac arteries bifurcate?

Answer 3

L4

Question 4

What happens at L1?

Answer 4

transpyloric plane, ilioinguinal nerve. pancreas, superior part of duodenum

Question 5

Pathways through the diaphragm?

Answer 5

T8 = IVC and right phrenic. T10 - oesophagus, vagus nerve, oesophageal branches of left gastric. T12 - abdominal aorta, azygous veins, thoracic duct

Question 6

Levels of the duodenum?

Answer 6

superior = L1, descending = L1-L3, inferior = L3, ascending = L3-L2

Question 7

Levels of pharynx, oesophagus, and larynx?

Answer 7

skull to C6, C6- T11, C3-C6

Question 8

Level of kidneys?

Answer 8

T12-L3

Question 9

Level of spleen?

Answer 9

T9-T10

Question 10

Level of thyroid gland?

Answer 10

C5-T1

Question 11

Level of liver?

Answer 11

T7-T8

Question 12

Level of gallbladder?

Answer 12

T12-L4

Question 13

Left and right crus of diaphragm?

Answer 13

Left is L1-L2, right is L1-L3

Question 14

What level does the renal artery come off the abdominal aorta?

Answer 14

L2