The heart pumps about ____ liters of blood a day and contracts about _____ times in a lifetime.
A) 1,000 liters; 1 billion
B) 1,200 liters; 2 billion
C) 3,000 liters; 2 billion
D) 7,000 liters; 2.5 billion
Correct Answer:
Verified
Q1: When the ventricular walls contract,
A)the mitral valve
Q3: The pain of angina pectoris comes from
Q5: The skeleton of the heart consists of
A)bone
Q7: The loose-fitting sac around the heart is
Q8: Atrial natriuretic peptide is a hormone that
A)
Q12: The systemic circuit
A)sends oxygen-poor blood to the
Q13: The correct sequence of parts that carry
Q16: Which of the following is the correct
Q20: The inner lining of the heart is
Q30: Impulses that the vagus nerve carries to
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