Lecture 4 Flashcards
Meaning of diaphragmatic
Diaphragm
Meaning of cupola
1-2 rib top of the lung
Costodiaphragmatic recess
Rub / diaphragm and a gap for breathing
Meaning of mediastinal
Mediastinum
How do the lungs expand
Down and out
Is respiratory voluntary or involuntary
Involuntary
What nerve category is breathing controlled by
Parasympathetic - cranial and sacral
What is the major nerve for breathing
Vagus nerve
What do the scalenes do
Pulls ribs 1-2 up during ventilation
What is the diaphragm innervated by
Phrenic nerves
Name 5 ligaments
1 median
2 medial
2 lateral
What do the ligaments do to the diaphragm
They attach and make them stronger
Where does the crura attach
To the lumbar vertebra
Which crura is longer the left or right
Right is longer
Where does the anterior and posterior diaphragm attach
Anterior xiphoid process
Posterior lumber
How does the diaphragm get bigger
Pushes down into the abdominal cavity to expand the surface area in the thorax
Space between the gut tube and the body
Coelom
What is the coelom
Space between the gut tube and body
What paired nerves cause the diaphragm to move c2-c7
Paired phrenic nerves
What do phrenic nerves move
Diaphragm c2-c7
What do subcostals do
Depress ribs
What does quadratus lumborum do
Stabilises the diaphragma
What does pectoralis major do
Causes the ribs to expand further when a larger breath is taken
What nerve is at the back of the ribs
Thoracodorsal nerve
