Thorax

Question 1

Anterior boundary of thorax

Answer 1

Sternum, ribs, inercostal and chest wall muscles, skin

Question 2

Posterior boundaru of thorax

Answer 2

Spine, scapula, ribs, intercostal and back muscles, skin

Question 3

Superior boundary of thorax

Answer 3

Thoracic inlet

Question 4

Inferior boundary of thorax

Answer 4

Diaphragm, thoracic outlet

Question 5

Eah thoracic vertebrae has a ___ attached to it

Answer 5

Rib

Question 6

True ribs are

Answer 6

Attach directly to the sternum

Question 7

False ribs

Answer 7

The first three attach to the cartilageof the rib above it

Question 8

Floating ribs

Answer 8

Cartilage ends in the abdominal wall muscle

Question 9

3 parts of sternum

Answer 9

Manubrium
Body
Xiphoid process

Question 10

Function of the thorax

Answer 10

To protect the organs a nd support the head and neck

Question 11

Thoracic vertebrae have _______ which are the divets the ribs attach

Answer 11

Demifacet

Question 12

What is the thoracic inlet

Answer 12

Aperture ring of bone, most superior

Question 13

6 structures that pass through the thoracic inlet

Answer 13

Trachea 
Esophagus 
Carotid arteries 
Jungular veins 
Nerves 
Lymphatics

Question 14

The diaphragm seperates

Answer 14

The thoracic and abdominal cavity

Question 15

The muscle fibers of diaphragm converge into

Answer 15

A central tendon

Question 16

3 hiatus’ of the diaphgram

Answer 16

IVC, aorta and esophagus

Question 17

The inferior border of the diaphragm lines the

Answer 17

Thoracic outlet

Question 18

Anterior chest wall muscles from superior to deep

Answer 18

Pectoralis major
Pectoralis minor
Serratus
Intercostal muscles

Question 19

3 intercostal layer

Answer 19

External intercostal
Internal
Innermost

Question 20

Posterior chest wall muscles

Answer 20

Rhomboid
Latissmus dorsi
Trapezius
Shoulder girdle muscles

Question 21

Rhomboid major is ___________ to rhomboid minor

Answer 21

Inferior

Question 22

Pericardial cavity is within

Answer 22

Mediastinal cavity

Question 23

Mediastinum found in middle of

Answer 23

Thorax between the two pleural cavities

Question 24

Mediastinum divided into what two cavities

Answer 24

Superior and inferior

Question 25

Inferior mediastinum divided into what 3 sections

Answer 25

Anterior
Middle
Posterior

Question 26

Superior mediastinum contains what 11 things

Answer 26

Trachea 
Esophagus 
Thymus 
Nerve and nervous plexuses 
Superior vena cava 
Brachiocephalic veins
Aortic arch 
Common carotid artery 
Lt subclavian 
Brachiocephalic arteries

Question 27

Middle mediastinum contains

Answer 27

Heart 
Pericardium 
Ascending aorta 
Pulmonary trunk 
Superior vena cava

Question 28

Anterior mediastinum (2) contents

Answer 28

Thymus remnants

Lymph nodes

Question 29

Posterior mediastinum contents (3)

Answer 29

Esophagus
Thoracic aorta + branches
Nerve plexus from SNS

Question 30

Parietal pleura

Answer 30

A serous membrane lining the chest cavity

Question 31

Visceral pleura

Answer 31

A serous membrane covering the lung surface

Question 32

Bifurcation of the trachea is at what level and is called what

Answer 32

T5

carina `

Question 33

Sternal angle is

Answer 33

Between manibrium and body of sternum