Oxygenated blood enters the heart at the
A) left atrium.
B) left ventricle.
C) right atrium.
D) right ventricle.
E) None of the choices are correct
Correct Answer:
Verified
Q1: Blood in vertebrates constitutes
A)an organ.
B)an organ system.
C)a
Q2: The systemic circuit ultimately circulates blood from
Q4: The heartbeat rate is controlled by the
Q5: Extracellular fluid is subdivided into
A)blood plasma and
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
Q14: Interstitial fluid is constantly formed by
A)the lymphatic
Q16: Platelets
A)are specialized red blood cells.
B)carry the blood
Q17: In multicellular animals,body fluids are divided into
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