CARLA 13 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
Blood returning from the systemic circuit first enters the | Right atrium |
Identify the factor that will increase cardiac output | increased parasympathetic stimulation |
According to Starling's law of the heart, the cardiac output is directly related to | the venous return |
As a result of the long refractory period, cardiac muscle cannot exhibit | tetany |
In which situation would the stroke volume be the greatest? | when venous return is increased |
Under conditions of hypercalcemia cardiac muscles become | extremely excitable |
The cardioacceleratory center in the medulla oblongata activates what neurons? | sympathetic |
Relaxation of the ventricles is called | ventricular diastole |
The heart is innervated by? | both parasympathetic and sympathetic nerves |
The volume of blood ejected from each ventricle during a contraction is called the | stroke volume |
The P wave of the ECG corresponds to | atrial depolarization |
The left ventricle pumps blood to | the systemic circuit |
The function of an atrium is to | collect blood |
The left and right pulmonary veins carry blood to the | heart |
Which of the following is true regarding cardiac muscle? | Neither summation nor tetany can occur |
The pacemaker cells of the heart are located in the | SA node |
Depolarization of the ventricles is represented on an electrocardiogram by the | QRS complex |
The first heart sound is heard when | the AV valves close. |
Which of the following the refractory periods is longer? | cardiac muscle |
Created by:
nke1992
Popular Anatomy sets