When a neuron is stimulated, Na+ gates open and allow Na+ to exit the cell.
Answer the following statement true (T) or false (F)
False
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Tendons and ligaments are composed mainly of dense irregular connective tissue
Indicate whether the statement is true or false
Cholesterol, though it is not an energy molecule, has importance in the body because it ________.
A) is a stabilizing component of the plasma membranes and is the parent molecule of steroid hormones B) helps provide essential nutrients to the brain and lungs C) helps mobilize fats during periods of starvation D) enters the glycolytic pathway without being altered
Which of the following structures is not a segment of small intestine?
a. Ileum b. Duodenum c. Jejunum d. Appendix
The yeasts...
A) are usually considered to be pathogenic. B) consist of single prokaryotic cells, like bacteria. C) may cause opportunistic infection in the body. D) are normally not found in resident flora.