The myocardium is the:
A) Sac surrounding the heart
B) The endothelial cells lining wall of the heart
C) Artery that carries blood away from the heart
D) Artery that carries blood to the heart
E) The thick muscular layer of the wall of the heart
Correct Answer:
Verified
Q8: Vertebrates with a two-chambered heart include:
A)Amphibians
B)Reptiles
C)Birds
D)Fish
E)Mammals
Q9: Which of the following is an artery
Q10: The tough connective tissue sac surrounding the
Q11: Vertebrates with a four-chambered heart include:
A)Fish
B)Reptiles
C)Birds
D)Amphibians
E)Annelids
Q12: A heart murmur is caused by:
A)A greater
Q14: Vertebrates with a three-chambered heart include:
A)Fish
B)Amphibians
C)Birds
D)Mammals
E)Annelids
Q15: A heartbeat begins in the:
A)Atrioventricular valve
B)Atrioventricular node
C)Sinoatrial
Q16: The semilunar valves:
A)Prevent arterial blood from reentering
Q17: The chamber of the heart that is
Q18: The upper chambers of the mammalian heart
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