Flashcards in thorax and breathing Deck (38)
what is the thorax composed of?
- ribcage and muscles
- thoracic vertebrae
what does the thorax contain?
what is the central portion of the thorax called?
where do the lungs extend from and to?
from the diaphragm to the point above the clavicles
the lungs lie against what posteriorly and anteriorly?
the medial surface of the lungs is slightly concave, what is the function of this?
allow for other viscera to fit in the thorax
what enters the lungs at the hilum?
primary bronchi and blood vessels
what separates the lobes of the lungs on the left and right lung?
what is the top of the lungs called?
name the lobes of right lung?
name the lobes of the left lung
what separates the lobes of the lungs on the right side only?
is the base of the lung at the front or back?
the groove in the lungs is known as what?
what surface of the lungs joins them to the ribs?
what surface of the lungs joins them to the diaphragm?
what separates the pleural cavity and the mediastinum?
which pleura lines the whole of the thoracic cavity?
where does the parietal pleura adhere to?
internal surface of ribs and superior face of diaphragm
where does the visceral pleura lie?
against the parietal pleura, covering the outer surface of the lungs
the space between the partial and visceral pleura contains what?
what is the function of pleural fluid?
a space in the thoracic cavity not filled by lungs is known as what?
what are the muscles of the thorax important for?
which muscles depress the ribs?
which muscles elevate the ribs?
which muscle enlarges the thorax as it contracts and moves down?
which muscle depresses the last rib at the back?
where does the aorta sit own relation to the diaphragm?
behind the diaphragm