Lungs, Great Vessels, Breast, Diaphragm

Question 1

Eparterial bronchus seen in

Answer 1

Right lung only

Question 2

bronchopulmonary segment supplied by right middle lobar bronchus

Answer 2

medial and lateral

Question 3

lobes associated with cardiac notch

Answer 3

sup lobe of L lung

Question 4

FBA in sitting/standing patients most likely occurs in

Answer 4

post basal BPS of the R lower lobe

Question 5

FBA in supine patients most likely occurs in

Answer 5

sup BPS in R lower lobe

Question 6

FBA in patients lying on the R most likely occurs in

Answer 6

post BPS of the R upper lobe

Question 7

FBA in patients lying on the L most likely occurs in

Answer 7

inf lingular BPS on the left upper lobe

Question 8

thoracocentesis landmarks and structures traversed

Answer 8

8th ICS MAL

skin ➝ fascia ➝ ext IC ➝ internal ➝ innermost IC ➝ parietal pleura ➝ thoracic cavity

Question 9

perocardiocentesis landmarks and structures traversed

Answer 9

5th-6th ICS, near sternum

skin ➝ fascia ➝ rectus sheath ➝ rectus abdominis ➝ fibrous layer ➝ serous layer of parietal pericardium

Question 10

muscle that divides the subclavian artery into 3 parts

Answer 10

scalenus anterior

Question 11

Mnemonics for subclavian art branches

Answer 11

Take Vit 1 SIS

1st part: Vertebral, Internal thoracic, Thyrocervical (sup cervical, inf thyroid, suprascapular)
2nd part: costocervical
3rd part: NO BRANCH

Question 12

MC form of Coarctation of aorta

Answer 12

Postductal coarctation
DISTAL to DA
adult form

Question 13

winging of scapula after RM is due to injury of

Answer 13

Long thoracic nerve

Question 14

difficulty in horizontal extension of the UE after RM is due to injury of

Answer 14

Thoracodorsal nerve

Question 15

Loss of sensation on the upper inner aspect of the arm after RM is due to injury of

Answer 15

Inetrcostal nerve

Question 16

Difficulty in lifting, flapping arms, and doing arm wrestling after RM is due to injury of

Answer 16

Medial pectoral arm

Question 17

Clinical stage of Breast CA

Answer 17

0- CIS, confined to ductal system 
1- ≤ 2cm, LNs uninvolved 
2- ≤ 5cm, 1-3 axillary nodes involved 
3- ≤5 cm, ≥4 axillary LNs involved 
4- distant metastases are present

Question 18

Sensory innerv of diaphragm

Answer 18

Central- phrenic nerve

Peripheral-intercostal nerves

Question 19

Corresponding level of the ff diaphragmatic openings & contents:
Caval
Aortic
Esophageal

Answer 19

Caval T8: IVC, R phernic nerve
Esophageal T10: esophagus, vagus nerve
Aortic T12: aorta, thoracic duct, azygos vein

Question 20

thoracic duct empties into what vein

Answer 20

left brachiocephalic vein