The most common extracellular cation is ________.

Fill in the blank with correct word.


sodium or ?Na or ?Na+

Anatomy & Physiology

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Which is not seen on axial images below the level of the right atrium?

A. IVC B. esophagus C. descending aorta D. SVC

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Which of the following is not a mechanism for the development of autoimmune disorders?

A) exposure of previously "hidden" self-antigens to the adaptive immune system B) a second exposure to an allergen C) mutation followed by the appearance of membrane proteins not previously present D) cross-reaction of antibodies formed against foreign antigens with self-antigens

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Properly cooking food is the best defense for prevention of E. coli

Indicate whether the statement is true or false

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Which shoulder muscles can cause more than one type of movement of the arm?

A. Deltoid B. Latissimus dorsi C. Rhomboideus major D. Pectoralis major E. Supraspinatus

Anatomy & Physiology