Another name for the outer electron shell of an atom is the ________ shell
Fill in the blank with correct word.
valence
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Hemophilia is a genetic clotting disorder usually characterized by the absence of what clotting factor?
A) von Willebrand factor B) thrombin C) factor X D) factor XIII E) factor VIII
T tubules are invaginations of the
A. sarcoplasmic reticulum. B. sarcomere. C. myofibril. D. sarcoplasm. E. sarcolemma.
The area where the major vessels lead to and from the heart's chambers is called the ________ of the heart. The pointy, inferior portion is called the ________.
A. apex; base B. atrium; ventricle C. ventricle; atrium D. endocardium; epicardium E. base; apex
The ________ tonsils are the largest, and their surgical removal (tonsillectomy) used to be one of the most common surgical procedures performed in children.
A. lingual B. nasopharyngeal C. adenoid D. palatine E. pharyngeal