The preferred intracellular negative ion is ________.
Fill in the blank(s) with the appropriate word(s).
hydrogen phosphate
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The perichondrium is a layer of dense irregular connective tissue surrounding __________.
A. a bone B. most cartilage C. a blood vessel D. the brain and spinal cord E. the pericardial cavity
A frontal plane runs vertically or longitudinally from front to back through the midline of the body, dividing the body equally into right and left parts.
Answer the following statement true (T) or false (F)
The hilum of the lung
A. serves to anchor all pulmonary structures to the mediastinum. B. is the point of exit of exhaled air. C. is an indented area through which the bronchi, pulmonary vessels, lymphatic vessels, and nerves pass. D. is the point of entrance for inhaled air. E. is an elevated area through which the trachea, pulmonary vessels, and nerves pass.
Which chamber pumps the blood to the body through the systemic circuit?
A. Right ventricle B. Right atrium C. Left ventricle D. Left atrium