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WorksheetsHeart Anatomy and Physiology Quiz
Total questions: 15
Worksheet time: 8mins
What is the primary function of the heart?
To store nutrients
To produce hormones
To filter blood
To pump blood
Which chamber of the heart receives systemic blood?
Left ventricle
Left atrium
Right ventricle
Right atrium
What type of blood vessels carry blood away from the heart?
Capillaries
Arteries
Veins
Venules
Which part of the heart pumps blood to the lungs?
Right atrium
Left atrium
Left ventricle
Right ventricle
What is the outermost layer of the heart wall called?
Endocardium
Pericardium
Epicardium
Myocardium
What is the role of the atrioventricular valves?
Prevent backflow of blood
Increase heart rate
Oxygenate blood
Pump blood to the body
Which cells in the heart generate and spread action potentials?
Epithelial cells
Contractile cells
Nodal cells
Muscle cells
What does the QRS complex in an ECG represent?
Ventricular depolarization
Atrial depolarization
Ventricular repolarization
Atrial repolarization
What is the term for the amount of blood pumped in a single beat?
Heart rate
Cardiac output
Stroke volume
Blood pressure
Which hormone is released by the adrenal medulla to increase heart rate?
Thyroid hormone
Insulin
Epinephrine
Cortisol
What is the primary function of the coronary arteries?
Transport oxygenated blood to the body
Drain blood from the heart
Supply blood to the heart muscle
Supply blood to the lungs
What is the relaxation phase of the cardiac cycle called?
Contraction
Diastole
Repolarization
Systole
Which structure in the heart is known as the pacemaker?
Purkinje fibers
Bundle of His
SA node
AV node
What is the effect of parasympathetic innervation on heart rate?
Decreases heart rate
Has no effect
Increases heart rate
Increases stroke volume
What is the primary role of the myocardium?
To store blood
To provide structural support
To regulate heart rate
To contract and pump blood
