Multiple Choice
Which structure or region in a four-chambered vertebrate heart contains blood with the lowest O2 concentration?
A) Pulmonary artery
B) Pulmonary vein
C) Left atrium
D) Aorta
E) Arteriole end of a systemic capillary
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q25: Which animal has a circulatory plan in
Q26: Normal blood is composed of all the
Q27: Which statement about capillaries is true?<br>A) Capillaries
Q28: The benefit of having at least a
Q29: Atherosclerosis is hardening of the arteries caused
Q31: Blood pressure is _ osmotic pressure at
Q32: Blockage of a coronary artery can be
Q34: Damage to valves in veins would<br>A) increase
Q35: The most abundant cells in vertebrate blood
Q125: In organisms with a closed circulatory system,