Which of the following does NOT assist the return of venous blood to the heart?
A) venous valves B) elastic fibers
C) skeletal muscle pump D) respiratory pump
Answer: B
You might also like to view...
T cells and B cells can be activated only by
A) pathogens. B) interleukins, interferons, and colony-stimulating factors. C) cells infected with viruses, bacteria, or cancer cells. D) exposure to a specific antigen at a specific site in a plasma membrane. E) disease-causing agents.
Which of the following is a correct statement concerning human anatomy?
A. The apex of a conical structure is the flat base. B. The two halves of the body are completely symmetrical. C. The external surface is the inner wall of hollow structure. D. Joints, vessels, nerves, glands, and nodes vary in size.
Which of the following joints is formed by the humerus and the ulna?
A) Ball-and-socket joint B) Hinge joint C) Saddle joint D) Gliding joint
Systemic blood vessels transport blood
A. from the left ventricle through the body to the left atrium. B. from the left ventricle through the body to the right atrium. C. from the right ventricle through the body to the left atrium. D. from the right ventricle through the body to the right atrium. E. from the left ventricle to the lungs.