After entering the right atrium, the furthest a red blood cell can travel is the ________.
A. right ventricle
B. ascending aorta
C. superior vena cava
D. pulmonary trunk
E. left atrium
Answer: C
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Which of the following is not an effect of thyroid hormones?
A. Decreased heat production B. Increased ATP production C. Increased oxygen consumption D. Stimulation of protein synthesis E. Stimulation of activity of the sodium-potassium pumps
Membrane-bound proteins that use metabolic energy to move ions across the plasma membrane are called ________ pumps
A) channel B) receptor C) active D) motor E) ion
Scurvy is a result of deficiency in vitamin
A) A. B) B. C) C. D) D. E) E.
Match the following:
A) Reticular tissue B) Hyaline cartilage C) Mesenchyme D) Elastic cartilage 1) Structural support of the external ear and other structures that need support with flexibility. 2) Forms much of the fetal skeleton and covers the articular surfaces of long bones. 3) Embryonic connective tissue that arises from mesoderm and produces all types of connective tissues. 4) Source of new cells in mature connective tissue. 5) Forms internal supporting framework of soft organs such as the spleen.