Which type of blood vessel holds the greatest volume of blood?
A. Vein
B. Artery
C. Arteriole
D. Capillary
Answer: A
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The substance commonly transported during facilitated diffusion is ________
A) Glucose B) Potassium C) Cytoplasm D) Sodium
Which of the following is true regarding the parallel elastic component (PEC) of muscular elasticity?
A. This component is provided by the muscle membranes. B. This component provides resistance when a muscle is passively stretched. C. This is the component primarily responsible for the elasticity of muscle. D. both A and B E. all of the above
According to the Frank-Starling principle, the cardiac output is directly related to (the)
A) size of the ventricle. B) heart rate. C) venous return. D) thickness of the myocardium. E) total amount of blood in the cardiovascular system.
Which of these structures contributes the greatest percentage to semen?
A) bulbourethral glands B) prostate C) corpus spongiosum D) seminal vesicles E) testes