The dural sinuses drain mostly into the __________ __________ vein.
Fill in the blank(s) with the appropriate word(s).
internal jugular
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One of the most important procedures to detect breast cancer at an early, more treatable stage is regular ________
A) Breast self-examinations B) Pap tests C) Testicular self-examinations D) None of the above
The function of the goblet cells is to ________.
A) absorb nutrients from digested food and store them for future use B) produce mucus that protects parts of the digestive organs from the effects of powerful enzymes needed for food digestion C) secrete buffers in order to keep the pH of the digestive tract close to neutral D) provide protection against invading bacteria and other disease-causing organisms that enter the digestive tract in food
Identify the following
Which characteristic of the plasma membrane is responsible for maintaining the difference between intracellular and extracellular fluid?
A. Presence of channels in the membrane B. High Na+ concentration inside the cell C. Being selectively permeable D. Presence of lipids in the membrane