Anatomy Take Home Quiz 2
The opening of voltage-gated potassium channels
Depolarization of a cardiac muscle cell occurs as the result of
Medulla Oblongata
The Cardioregulatory center of the brain is located in the
Systemic
The delivery of oxygen and nutrients to the tissues of the body is accomplished through ____ circulation
Reduce friction between the pericardial membranes
The function of the pericardial fluid is to
Agglutination of erythrocytes occurs
When the antigens on erythrocytes bind with antibodies in the plasma,
Coronary sinus; right atrium
All cardiac veins empty into ____, which then empties into the ____.
Blood supply to the cardiac muscle
Angina Pectoris is chest pain caused by reduced
All of the choices are ways lymphatic capillaries differ from blood capillaries
How do lymphatic capillaries differ from blood capillaries
QRS complex results from ventricular depolarization
In a normal electrocardiogram, the
Bone marrow; blood vessels;spleen
In adults, red blood cells are made in one place, spend most of their lifespan in another, and most are finally destroyed in yet another place. Which choice lists these locations in the correct chronological order?
The two atria relax while the two ventricle contract
In the cardiac cycle
The heart rate to decrease
Increased vagal stimulation would cause
Blood pressure is the
Measure of force blood exerts against blood vessel walls