All the veins of the systemic circulation eventually drain into the
a) superior vena cava.
b) inferior vena cava.
c) coronary sinus.
d) superior and inferior vena cava.
e) superior and inferior vena cava and coronary sinus.
e
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If a kidney tubule is viewed in a cross section under the microscope, how will the tubules appear?
A. They will look like hoses that have been cut in half lengthwise. B. They will appear as circles. C. They will look rectangular. D. The cells will no longer be recognizable. E. They will appear as squiggly lines.
Which of the following cartilages of the larynx is correctly matched to its description?
A) arytenoid cartilage; covers the glottis during swallowing B) cricoid cartilage; occupies the dorsal surface of the larynx C) thyroid cartilage; prominent ventral cartilage deep to the ventral neck muscles D) epiglottis; the only complete ring of cartilage in the respiratory tract
The ________ vein is a superficial vein that ascends along the radial side of the forearm
A) radial B) ulnar C) cephalic D) basilic E) brachial
Neutrophils of the blood are derived from a population of stem cells called
A. lymphoblasts. B. proerythroblasts. C. myeloblasts. D. megakaryoblasts. E. monoblasts.