Science Quiz / Thorax - Unit 2a

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

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

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