Anatomy Final Exam
The heart sounds "lub" and "dub" result from _____________.
closure of the heart valves
Pulmonary arteries transport _____________.
blood rich in carbon dioxide to the lungs
Crushing chest pain caused by situations in which the myocardium is deprived of oxygen
Angina pectoris
Slow heart beat, usually defined as a rate under 60 beats per minute
Bradycardia
Systole or Diastole: Blood fills the ventricles.
Diastole
Abnormal or unusual heart sounds
Heart murmurs
Abnormally high blood pressure
Hypertension
Heart attack, condition characterized by dead tissue areas in the myocardium caused by interruption of blood supply to the area
Myocardial infarction
Blood leaves the left ventricle through an artery known as the _______________.
aorta
What is largest artery in the body?
aorta
An incompetent aortic valve would allow blood to backflow from the _______________.
aorta to the left ventricle
Which valve is closed during heart relaxation to prevent blood from back flowing from the aorta into the heart?
aortic valve
What large blood vessels carry blood away from the heart?
arteries
The two superior receiving chambers of the heart are known as the _______________, while the two inferior discharging chambers of the heart are known as the _______________.
atria; ventricles
Systole or Diastole: Blood is pumped to the lungs and body.
Systole
Systole or Diastole: The aortic valve opens
Systole
Abnormally rapid heart rate
Tachycardia
Which one of the following blood vessels carries oxygenated blood?
pulmonary vein
Which vessels return oxygenated blood to the left atrium of the heart?
pulmonary veins
The tricuspid valve is locate between the _______________.
right atrium and right ventricle
Which valve is located between the right atrium and right ventricle?
tricuspid valve
Large veins have _____________ to prevent the backflow of blood.
valves
Which of the following vessels has the lowest blood pressure?
venae cavae
Pulmonary circulation involves blood flow to and from the heart and the ______________.
lungs
The first heart sound, "lub", is cause by the closure of the ______________ valves
mitral and tricuspid
The normal resting heart rate is about ____________ times per minute.
75
Common in people who stand for too long, pooling of blood in feet and legs
Varicose veins
The walls of the _____________ are substantially thicker because that chamber acts as the more powerful systemic group of the heart to the body.
left ventricle
Which term from a blood pressure reading measures the heart contraction?
systole
Coronary artery disease results from _____________.
the accumulation of fatty, calcified deposits within blood vessels