Superior phrenic arteries supply the ______ and emerge from the _____
A. diaphragm; descending abdominal aorta
B. diaphragm; descending thoracic aorta
C. stomach; descending abdominal aorta
D. pancreas; descending abdominal aorta
E. esophagus; descending thoracic aorta
B
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Which is not a required factor in the intrinsic clotting mechanism?
a. calcium ions b. factor XII c. platelet factor 3 d. factor VII e. factor XI
Chlorine has an atomic number of 17. How many electrons will be in a chloride ion with a charge of -1?
What will be an ideal response?
The bones of the fingers and toes (phalanges) are categorized as _____ bones.
A. short B. flat C. long D. sesamoid E. irregular
Although a grasshopper has a heart, it only functions in pumping blood when it's at rest because during activity blood is pumped by a _____ type pump
a. flagella b. extrinsic c. peristaltic muscle d. chamber muscle e. none of these.