Ch. 2 Rad tech

what does the chest (thorax) consist of

1. bony thorax

2. respiratory system

3. mediastinum

thoracic viscera

parts of the chest involved in breathing and blood circulation

bony thorax consists of____

sternum, clavicles, scapulae, 12 ribs, and 12 thoracic vertebrae

how far away is T7 typically from the vertebral prominens (PA)

7-8 inches (hang ten)

how far away is the jugular notch from T7 (AP)

3-4 inches

what does the respiratory system consist of

pharynx

trachea

bronchi

lungs

what are the divisions of the pharynx

nasopharynx, oropharynx, and laryngopharynx

what is the larynx

organ of voice, connects pharynx to the trachea

what is the trachea

the windpipe

what is the bronchi

where the trachea bifurcates at carina, right is wider and more vertical

(secondary bronchi is where bronchioles and alveoli are located)

what are some important things to know about the lungs

right lung has 3 lobes (sits an inch higher due to liver), left has 2

what are the lungs made of

parenchyma

what are the three major clinical pathologies

pleural effusion

Pneumothorax

hemothorax

parietal pleura

lines the bony side of the cavity

visceral pleura

covers the organ side

main parts of the mediastinum

thymus gland

heart and great vessels

trachea

esophagus

what three dimensions are effected during inhalation

vertical, transverse, and AP

if your looking for fluid levels in the left lung you would_____

put the left lung down

if you are looking at air in the right lung

you need to be on your left side