What is the foramen ovale?
A. An opening between the right and left atria in the embryo and fetus.
B. An opening between the right and left ventricles in the embryo and fetus.
C. An oval hole in the pericardium in the embryo and fetus.
D. An opening between the pulmonary trunk and aorta in the embryo and fetus.
A
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What substance found in the renal medulla helps increase the amount of water drawn out of the tubule to be picked up by the blood?
A. Amino acids B. Urea C. Glucose D. Calcium ions
Receptors are parts of the nervous system that allow it to
A. initiate responses to information. B. process information. C. collect information. D. conduct impulses to muscles.
Glucose and amino acids are reabsorbed from the glomerular filtrate by the ________.
A. glomerular capillaries B. renal corpuscle C. distal convoluted tubule D. proximal convoluted tubule E. collecting duct
The vertebral arch is formed by the pedicles and the
A) transverse spinous processes. B) dorsal spinous processes. C) laminae. D) costal facets. E) intervertebral disc.