Thorax

Question 1

True ribs/ vertebrosternal

Answer 1

1st to 7th rib

Question 2

False Ribs/ vertebrochondral

Answer 2

8th to 12th rib

Question 3

False ribs proper

Answer 3

8th to 10th

Question 4

Floating Ribs

Answer 4

11th - 12th

Question 5

Body of Thoracic Vertebra

Answer 5

Head of the Ribs

Question 6

Transverse Process of Thoracic Vertebra

Answer 6

Tubercle of the Ribs (same number)

Question 7

Superior Articular Facet of Rib

Answer 7

Higher level of body of vertebra

Question 8

Inferior Articular Facet of Rib

Answer 8

Same level of the body of vertebra

Question 9

Typical Ribs

Answer 9

3rd to 9th

Question 10

Atypical Ribs

Answer 10

1st, 2nd, 10th, 11th, 12th

Question 11

Broadest rib and Most Curved

Answer 11

Rib 1

Question 12

Prominent Scalene Tubercle for attachent of scalenus anterior muscle

Answer 12

Rib 1

Question 13

Thinner, less curved, longer rib

Answer 13

Rib 2

Question 14

Tuberosity for serratus anterior

Answer 14

Rib 2

Question 15

articulates with T10 vertebra only

Answer 15

Rib 10

Question 16

Short, Have single facet on their heads

No neck or tubercle

Answer 16

Rib 11 and 12

Question 17

Weakest point of the rib

Answer 17

anterior to the angle of the rib

Question 18

Most commonly fractured ribs

Answer 18

Rib 7 to 10

Question 19

Boundaries of Thoracic Inlet

Answer 19

Post - 1st thoracic vertebra
Lat - medial border of 1st rib
Ant - manubrium sternum

Question 20

Vertical diameter on inspiration

Answer 20

increases as diaphragm moves down

Question 21

vertical diameter on expiration

Answer 21

decreases as diaphragm moves up

Question 22

Muscles that depress the ribs

Muscles for expiration

Answer 22

1. serratus posterior inferior
2. internal intercostal
3. trasverse thoracis

Question 23

Muscles that elevate the ribs

Muscles for inspiration

Answer 23

1. serratus posterior superior
2. levator costarum
3. external intercostal
4. innermost intercostal
5. subcostal

Question 24

Angle of louie

Answer 24

Lower border of T4

Upper border of T5

Question 25

Contents of Superior Mediastinum ( 13)

Answer 25

1. thymus gland 2. superior vena cava 3. brachiocephalic artery and vein 4. left common carotid artery 5. left subclavian artery 6. arch of aorta 7. phrenic and vagus nerves 8. trachea 9. esophagus 10. thoracic duct 11. left recurrent laryngeal nerve 12. lymph nodes 13. sympathetic trunks

Question 26

Contents of Anterior Mediastinum (4)

Answer 26

1. Thymus Gland 2. Sternopericardial Ligament 3. Internal thoracic artery and branches 4. lymph nodes

Question 27

Contents of Middle Mediastinum (6)

Answer 27

1. heart and ascending aorta 2. percardium 3. roots of great blood vessels 4,, phrenic nerv 5. main bronchi 6. lymph nodes

Question 28

Contents of Posterior Mediastinum (8)

Answer 28

1. descending thoracic aorta 2. esophagus 3. thoracic duct 4. azygous vein 5. hemi azygous vein 6. vagus nerve 7. sympathetic trunk 8. lymph nodes

Question 29

Improper development of the 3rd and 4th pharyngeal pouch

Answer 29

Di george syndrome 1. no thymus 2. no parthyroid gland

Question 30

Location of pericardiu

Answer 30

Anterior to T5 - T8 | Posterior to body of sternum and 2nd to 6th costal cartilage

Question 31

Where is the needle inserted in a pericardiocentesis

Answer 31

left xiphocostal angle

Question 32

Layers in doing pericardiocentesis

Answer 32

``` Skin Fascia Rectus Sheath Rectus Abdominis Fibrous Layery Parietal layer of Serous Pericardium Pericardial Fluid Serous layer of Serous Pericardium ```