While recovering from a heart infection, a person learns that the lymphatic system helps remove damaged tissue from the body. Which statement about the lymphatic system is TRUE?
A. It returns interstitial fluid to the arterial circulation.
B. It helps prevent disease by utilizing erythrocytes.
C. It runs counter to the cardiovascular system.
D. It helps distribute nutrients and hormones.
Answer: D
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________, ________, and ________ are called granulocytes because ________.
Fill in the blank(s) with the appropriate word(s).
Define electrolytes
A) Electrolytes are enzymes that create energy in a solution. B) Electrolytes are enzymes that lower the activation energy for a solution. C) Electrolytes are ions that will conduct an electrical current in a solution. D) Electrolytes are hydrophobic and will create an electrical barrier between the hydrophobic substances and the hydrophilic substances in a solution. E) Electrolytes are sugar polymers used to rehydrate by increasing plasma volume.
Which of the following statements is true?
a. The spine evolved as an adaptation for swimming in fish. b. Some organisms have vestigial genes. c. Enantiostasis involves a change in two variables. d. Two of these. e. All of these.
Which of the following is a physiological buffer?
A. Bicarbonate buffer B. Renal mechanism C. Phosphate buffer D. Protein buffer