Science / Thorax - Unit 2a

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Can you name the important concepts of the Thorax - Unit 2a?

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contraction of the ventricles
a keel-shaped cartilage lying at the tracheal bifurcation--it separates the right main stem bronchus from the left main stem bronchus.
ligament that is a continuity between the pleural and parietal cavities that extends between parietal and mediastinum
occurs if a sufficient amount of air enters the pleural cavity causing the tension adhering visceral to parietal pleura to break
Which ribs have cartilages that are joined to the cartilage just superior to them (indirect attachment to sternum)?
A viral disease of spinal ganglia and is a dermatomically distributed lesion...
Which chamber's anterior wall forms most of the sternocostal surface of the heart?
these intercostal muscles help depress the ribs during expiration
The sympathetic innervation of the heart originates from which part the thoracic spinal cord?
A ventricular septal defect (VSD) usually affects which portion of the interventricular septum?
this node lies in the interatrial septum
The pleural cavity near the cardiac notch is known as the:
accumulation of a significant amount of fluid in pleural cavity
Stimulation of the parasympathetic nervous system in the lungs acts to
Anterior intercostal arteries arise from which artery
a chronic disorder characterized by hyperreactive airways leading to episodic, reversible bronchoconstriction due to an increased sensitivity to irritating stimuli.
Parasympathetic stimulation of the esophagus results in the rhythmic contraction of esophageal smooth muscle known as?
surgical creation of an opening through the thoracic wall to enter a pleural cavity
the left 4th intercostal space (just lateral to the sternum) is the auscultation point for which valve?
the progressive narrowing and hardening of the arteries over time
the left 2nd intercostal space is the auscultation point for which valve?
the internal thoracic artery arises from which artery?
Heart rate does what in the presence of parsympathetic stimulation?
roots for the phrenic nerve
the backflow of blood from ventricle to atrium
left lung has how many lobes?
each main bronchi divides into
which lung has the cardiac notch?
arterial supply of the pericardium
Difficult breathing
narrowing of the orifice of the aortic valve or of the supravalvular or subvalvular regions
midline incision through the sternum
heart sounds heard as blood is pumped from the ventricles.
heart sound heard as blood passes through the atria to the ventricle
This collection of autonomic fibers is located at the base of the heart behind and within the concavity of the arch of the aorta.
main vein of the heart
this pleura lines the pulmonary cavities, adhering to the pulmonary wall
Which ribs have cartilages that do not attach to the sternum?
muscles in the wall of the right atrium are known as?
parasympathetic innervation of the heart is supplied by which nerve?
this node is located in the cristae terminalis of the right atrium
the visceral layer of the serous pericardium
union of subclavian & internal jugular veins create which vein?
electric impulses of the heart originate here..
the brachiocephalic veins drain into which vein?
right lung has how many lobes?
Because of its angle with the trachea and size of the main bronchus, a bronchoscope would pass more readily into which lung?
the endothelial lining of all of the chambers of the heart
The portion of the parietal pleura that extends above the first rib is called the :
this pleura covers the lungs and is adherent to all its surfaces
compensatory circulation carried on through secondary channels after obstruction of the principal vessel supplying the part
inflammation of the endocardium
indents the anterioinferior aspect of the left lung
entry of air into the pleural cavity resulting from penetrating wound to parietal pleura
TRUE OR FALSE: The sympathetic innervation of the esophageal vascular smooth muscle is from the thoracic portion of the sympathetic chain and the fibers are postsynaptic.
These intercostal muscles help elevate ribs during inspiration
Which ribs attach directly to the sternum through their own costal cartilages?
injury to which nerve can cause paralysis of the diaphragm
inflammation of the pericardium
inferior boundary of the thoracic cavity
the main arterial supply for the pericardium
the pec. major, pec. minor, and serratus anterior muscles can help expand the thoracic cavity when inspiration is deep and forceful. These muscles are what type of muscles?
the posterior intercostal arteries arise from which artery?
which artery accompanies the phrenic nerve?
a surgical procedure in which an incision is made opening the chest cavity
Stimulation of the sympathetic nervous system in the lungs acts to
an area of necrosis resulting from a sudden insufficiency of arterial or venous blood supply to the heart's muscular wall
Stimulation of the sympathetic nervous system in the heart will cause...?
these structure prolong ribs and contribute to elasticity of the thoracic wall.
Which valves would be open during ventricular systole?
ANTERIOR VAGAL TRUNK of the esophagus is form from the left or right vagus nerve?
failed closure of the foramen ovalis leads to?
obstruction of a pulmonary artery by a blood clot
a surgical procedure which involves replacing diseased (narrowed) coronary arteries with veins obtained from the patient's lower extremities or the patient's internal thoracic arte
Blockage of which artery would lead to ischemia of the apex of the heart?
each lobar bronchi divides into
where does rib 2 attach?
muscles of the right ventricle are known as
the right 2nd intercostal space is the auscultation point for which valve?
escape of fluid into the pleural cavity
which nerve loops near the ligamentum arteriosum?
internal thoracic artery arise from which artery?
which bronchi is shorter and wider and more vertical.
aspiration of a foreign body usually falls into which mainstem?
the thick muscle layer of the heart
posterior blood supply of the thorax comes from
The sternocostal surface of the heart is formed primarily by the anterior wall of which heart chamber?
the left 5th intercostal space (right below the nipple) is the auscultation point for which valve?
inflitration of anesthetic around intercostal nerves.
The first rib articulates with the sternum directly below which joint?
ventricular relaxation, elongation, or extension
innervation of the diaphragm
The thoracic wall is innervated by:
interference with venous return of blood to the heart due to an extensive accumulation of fluid in the pericardium (pericardial effusion)
chest pain due to ischemia of the heart is known as
anterior rami of T1-T11 form which nerves
insertion of a needle through an intercostal space in order to obtain pleural fluid
known as the pacemaker of the heart
POSTERIOR VAGAL TRUNK of the esophagus is form from the left or right vagus nerve?
the visceral and parietal plurae are continuous at the ...?
left and right brachiocephalic veins drain into?

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