Which is the better example of the term inferior?
A) The position of the eyes compared to the eyebrows
B) The position of the elbow compared to the wrist
C) The position of the heart compared to the lungs
D) The position of the sternum compared to the lungs
Answer: A
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The femur can withstand ________ times the body's weight without breaking
A) 3 B) 5 to 10 C) 8 D) 10 to 15 E) 30
Which of the following organs help maintain the proper pH of body fluids?
a. kidneys by forming urine b. lungs by exhaling carbon dioxide c. spleen by filtering the blood d. both A and B above
In most cells, insulin stimulates uptake of glucose by
a. penetrating the cellular membranes itself, and thereby providing a pathway for glucose to enter the cells. b. activating insulin receptors, which are themselves glucose transporters. c. stimulating the recruitment of glucose transporters to the membrane, which in turn facilitate the import of glucose. d. activating the transcription and translation of glucose transporter-genes, increasing their expression. e. altering the ratio of intracellular sodium concentrations to extracellular sodium concentrations in a way that favors co-transport of glucose and sodium.
A patient with cirrhosis of the liver would likely have a difficult time digesting which macromolecules?
A. Lipids B. Carbohydrates C. Proteins D. Nucleic acids