NURS 1010 - Last quiz Questions and Answers 100%
Verified
The area on the anterior chest overlying the heart and great
What is the precordium?
vessels.
How many chambers does the Four chambers: two atria and two ventricles.
heart have?
What are the two major blood Pulmonary circulation and systemic circulation.
circulation loops in the body?
What are the three layers of the Pericardium, myocardium, and endocardium.
heart wall?
What is the function of the It is a tough, fibrous, double-walled sac that surrounds and
pericardium? protects the heart.
What is the role of the It is the muscular wall of the heart responsible for contraction.
myocardium?
What does the endocardium It is a thin layer of endothelial tissue that lines the inner surface of
do? heart chambers and valves.
What are the two types of heart Atrioventricular (AV) valves and semilunar (SL) valves.
valves?
What are the two AV valves in The tricuspid valve (right AV valve) and the bicuspid (mitral) valve
the heart? (left AV valve).
What is the function of the heart To prevent backflow of blood and ensure unidirectional flow.
valves?
What happens during diastole? The ventricles relax and fill with blood.
The heart contracts and blood is pumped from the ventricles
What occurs during systole?
into the arteries.
What is the primary pacemaker The sinoatrial (SA) node, which initiates electrical impulses.
of the heart?
The amount of blood the heart pumps in one minute, calculated
What is cardiac output (CO)?
as CO = heart rate (HR) x stroke volume (SV).
The venous return that builds during diastole, affecting the
What is preload?
heart's contraction strength.
The opposing pressure the ventricle must generate to open the
What is afterload?
aortic valve against higher aortic pressure.
What is the significance of It helps assess central venous pressure and the heart's efficiency
jugular venous pressure? as a pump.
What are common Isolated systolic hypertension, increased left ventricular wall
hemodynamic changes with thickness, and decreased ability to augment cardiac output.
aging?
, What subjective data should be Chest pain, dyspnea, orthopnea, cough, fatigue, cyanosis or
collected regarding cardiac pallor, edema, nocturia, and past cardiac history.
health?
What is the impact of lifestyle on Increased physical activity is associated with a reduced risk for
cardiac disease in older adults? death from cardiovascular diseases.
What is the effect of respiration The volume of right and left ventricular systole can be affected
on heart sounds? by respiration, leading to variations in heart sounds.
What is the purpose of the To evaluate the characteristics of the pulse waveform and overall
carotid artery pulse cardiovascular health.
assessment?
Irregular heartbeats that are common in aging individuals and
What are ectopic beats?
may compromise cardiac output.
What is the relationship between A gradual rise in systolic blood pressure is common with aging
systolic blood pressure and due to arterial stiffening.
aging?
What should be assessed during The presence of carotid bruits and the characteristics of the
neck vessel auscultation? carotid pulse.
It states that the greater the stretch of the heart muscle, the
What is the Frank-Starling law?
stronger the contraction, leading to increased stroke volume.
What is the significance of the It occurs with the closure of AV valves and signals the beginning
first heart sound (S1)? of systole.
What does the second heart It occurs with the closure of semilunar valves and signals the end
sound (S2) indicate? of systole.
The thoracic cage is a bony structure with a conical shape,
What is the shape and structure
narrower at the top, defined by the sternum, 12 pairs of ribs, and
of the thoracic cage?
12 thoracic vertebrae.
How do the first seven ribs The first seven ribs attach to the sternum by costal cartilages.
attach to the sternum?
What are the characteristics of Ribs 11 and 12 are 'floating' ribs with free palpable tips.
ribs 11 and 12?
The Angle of Louis, or manubriosternal angle, is at the
What is the Angle of Louis? articulation of the manubrium and sternum, marking the site of
tracheal bifurcation into right and left main bronchi.
Where is the vertebra prominens The vertebra prominens is the most prominent bony spur at the
located? base of the neck.
What is the function of the The mediastinum is the middle section of the thoracic cavity
mediastinum? containing the esophagus, trachea, heart, and great vessels.
How many lobes does the right The right lung has three lobes.
lung have?
How many lobes does the left The left lung has two lobes and no middle lobe.
lung have?
What is the function of the The pleurae form an envelope between the lungs and chest wall,
pleurae? with the visceral pleura lining the outside of the lungs.
What is the primary function of The primary function is to supply oxygen to the body for energy
the respiratory system? production and remove carbon dioxide as a waste product.
Verified
The area on the anterior chest overlying the heart and great
What is the precordium?
vessels.
How many chambers does the Four chambers: two atria and two ventricles.
heart have?
What are the two major blood Pulmonary circulation and systemic circulation.
circulation loops in the body?
What are the three layers of the Pericardium, myocardium, and endocardium.
heart wall?
What is the function of the It is a tough, fibrous, double-walled sac that surrounds and
pericardium? protects the heart.
What is the role of the It is the muscular wall of the heart responsible for contraction.
myocardium?
What does the endocardium It is a thin layer of endothelial tissue that lines the inner surface of
do? heart chambers and valves.
What are the two types of heart Atrioventricular (AV) valves and semilunar (SL) valves.
valves?
What are the two AV valves in The tricuspid valve (right AV valve) and the bicuspid (mitral) valve
the heart? (left AV valve).
What is the function of the heart To prevent backflow of blood and ensure unidirectional flow.
valves?
What happens during diastole? The ventricles relax and fill with blood.
The heart contracts and blood is pumped from the ventricles
What occurs during systole?
into the arteries.
What is the primary pacemaker The sinoatrial (SA) node, which initiates electrical impulses.
of the heart?
The amount of blood the heart pumps in one minute, calculated
What is cardiac output (CO)?
as CO = heart rate (HR) x stroke volume (SV).
The venous return that builds during diastole, affecting the
What is preload?
heart's contraction strength.
The opposing pressure the ventricle must generate to open the
What is afterload?
aortic valve against higher aortic pressure.
What is the significance of It helps assess central venous pressure and the heart's efficiency
jugular venous pressure? as a pump.
What are common Isolated systolic hypertension, increased left ventricular wall
hemodynamic changes with thickness, and decreased ability to augment cardiac output.
aging?
, What subjective data should be Chest pain, dyspnea, orthopnea, cough, fatigue, cyanosis or
collected regarding cardiac pallor, edema, nocturia, and past cardiac history.
health?
What is the impact of lifestyle on Increased physical activity is associated with a reduced risk for
cardiac disease in older adults? death from cardiovascular diseases.
What is the effect of respiration The volume of right and left ventricular systole can be affected
on heart sounds? by respiration, leading to variations in heart sounds.
What is the purpose of the To evaluate the characteristics of the pulse waveform and overall
carotid artery pulse cardiovascular health.
assessment?
Irregular heartbeats that are common in aging individuals and
What are ectopic beats?
may compromise cardiac output.
What is the relationship between A gradual rise in systolic blood pressure is common with aging
systolic blood pressure and due to arterial stiffening.
aging?
What should be assessed during The presence of carotid bruits and the characteristics of the
neck vessel auscultation? carotid pulse.
It states that the greater the stretch of the heart muscle, the
What is the Frank-Starling law?
stronger the contraction, leading to increased stroke volume.
What is the significance of the It occurs with the closure of AV valves and signals the beginning
first heart sound (S1)? of systole.
What does the second heart It occurs with the closure of semilunar valves and signals the end
sound (S2) indicate? of systole.
The thoracic cage is a bony structure with a conical shape,
What is the shape and structure
narrower at the top, defined by the sternum, 12 pairs of ribs, and
of the thoracic cage?
12 thoracic vertebrae.
How do the first seven ribs The first seven ribs attach to the sternum by costal cartilages.
attach to the sternum?
What are the characteristics of Ribs 11 and 12 are 'floating' ribs with free palpable tips.
ribs 11 and 12?
The Angle of Louis, or manubriosternal angle, is at the
What is the Angle of Louis? articulation of the manubrium and sternum, marking the site of
tracheal bifurcation into right and left main bronchi.
Where is the vertebra prominens The vertebra prominens is the most prominent bony spur at the
located? base of the neck.
What is the function of the The mediastinum is the middle section of the thoracic cavity
mediastinum? containing the esophagus, trachea, heart, and great vessels.
How many lobes does the right The right lung has three lobes.
lung have?
How many lobes does the left The left lung has two lobes and no middle lobe.
lung have?
What is the function of the The pleurae form an envelope between the lungs and chest wall,
pleurae? with the visceral pleura lining the outside of the lungs.
What is the primary function of The primary function is to supply oxygen to the body for energy
the respiratory system? production and remove carbon dioxide as a waste product.
