Contraction of the right ventricle forces blood initially into the
A) left atrium.
B) right atrium.
C) aorta.
D) pulmonary vein.
E) pulmonary artery.
Correct Answer:
Verified
Q6: In some invertebrates,if we cut the nerves
Q7: The _ is involved with pumping blood
Q8: In the tetrapod heart,the pacemaker is the
A)atrioventricular
Q9: The long,insoluble threads of fibrin of a
Q10: A blood clot is formed by a
Q12: The pulmonary semilunar valves prevent the backflow
Q13: Oxygenated blood enters the heart at the
A)left
Q14: Interstitial fluid is constantly formed by
A)the lymphatic
Q15: Which of the following is correct?
A)Blood plasma-fewer
Q16: Platelets
A)are specialized red blood cells.
B)carry the blood
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