Blood returning to the heart from the systemic circuit first enters the
A) right atrium.
B) right ventricle.
C) left atrium.
D) left ventricle.
E) conus arteriosus.
A
You might also like to view...
Should same-sex marriages be made a basic sexual right? Why or why not?
What will be an ideal response?
The average person has approximately ________ nephrons per kidney
A) 2.4 million B) 4.8 million C) 5.6 million D) 1.2 million E) 3.6 million
The humerus is held in the glenoid cavity more securely by the ________ than by any other structure.
A. biceps brachii tendon B. coracoid process C. transverse humeral ligament D. glenohumeral ligament E. glenoid labrum
The AV valves close when ________
A) ventricular systole begins B) ventricular diastole begins C) ventricular pressure drops below the pressure in the large arteries leaving the heart D) atrial contraction occurs