L53 Gross Thorax

Question 1

Sternal angle vertebral level

Answer 1

T4, T5

Question 2

Number of pairs of ribs
True
False
Floating

Answer 2

12 pair
1-7 tru
8-12 false
11-12 floating

Question 3

head of rib articulates with

Answer 3

Two verebral bodies

One disc

Question 4

Tubercle articulates with

Answer 4

1 transverse process

Question 5

Order in costal groove

Answer 5

V
A
N

Question 6

Internal thoracic artery and vein location

From what to what

Answer 6

2nd to 4th intercostal space

Question 7

Pectoral lymphatics drain to

Answer 7

parasternal nodes

axillary nodes

Question 8

Pectoralis minor enveloped in

Answer 8

Clavipectoral fascia

Question 9

Parietal pleura innervated by

Answer 9

Intercostal and phrenic nerves

Question 10

Pneumothorax
What is it
Leads to

Answer 10

accumulation of air in pleural cavity –> collapse lung

Question 11

Hemothorax
What is it
Leads to

Answer 11

Accumulation of blood in pleural cavity

–>Adhesion and infection

Question 12

Pleurisy
What is it
Leads to

Answer 12

inflammation of pleura
–>adhesions between viseral and parietal
Painful

Question 13

Pleural tap

Where is it done

Answer 13

Intercostal space between 6 and 7

Midaxillary

Question 14

Fissures on lungs

Answer 14

Both have oblique (major)

Right has horizontal (minor)

Question 15

Inferior empty collapsed sleeve w/ few vessels in root of lungs

Answer 15

Pulmonary ligament

Question 16

Order of trachae to bronchi

Answer 16

Trachae splits into to primary bronchi
Primary bronchi split into 2-3 secondary(lobar)
Secondary split 8-10 tertiary(segmental)

Question 17

smallest functionally independent region of lungs

Answer 17

Secondary bronchi (segmental)

Question 18

Secondary bronchi supplied by

Answer 18

supplied by single branch of pumonary artety

Question 19

Sympathetic trunk contributes to

Function

Answer 19

anterior and posteior pulmonary plexuses

Dilate bronchioles

Question 20

Vagus passes

Function

Answer 20

posterior

Constrict bronchioles

Question 21

Location relative to root of lungs
Vagus
Phrenic

Answer 21

Vagus: posterior: applied to trachae, aorta, esophagus
Phrenic: anterior: applied to pericardial sac

Question 22

Pericardiacophrenic vessels are branches of

Answer 22

Internal thoracic arteries

Brachiocephalic veins

Question 23

Lymph vesses drain lymph from lungs via

Answer 23

tracheobronchial nodes

R/L bronchomediastinal trunks

Question 24

Mediastium divisions

Answer 24

Superior
Inferior
-anterior
-middle
-posterior

Question 25

Medistium extends from

Answer 25

thoracic inlet to diaphragm

sternum to 12th thoracic vertebra

Question 26

Middle mediastinum contains

Answer 26

Pericardium and heart
phrenic nerve to pericardium
Pericardacophrenic vessels
Roots of great vessels to and from heart

Question 27

Pericardum divisions

Answer 27

Fibrous: attached to diaphragm
Serous: Parietal and visceral layers

Question 28

Pericardium pierced by

Answer 28

IVC, SVC, Aorta, Pulm trunk, 4 Pulm veins

Question 29

Cardiac tamponade

Answer 29

compression of heart and roots of great vessels

Question 30

Cutaneous innervation in pectoral region

Answer 30

Lateral and anterior nerve of 4th-6th intercostal nerves