Imagine that you were asked to provide advice to a young adolescent about how to engage in healthy eating. The adolescent doesn't know much about nutrition, but likes to browse the Internet
What suggestions might you give for that young person for online learning and careful choices in the supermarket?
What will be an ideal response?
One might suggest myplate.gov as a first place to learn about dietary needs. Many other excellent nutrition sites also exist. Using the nutrition information on food labels is extremely valuable, as is an understanding of RDAs. Emphasis should be placed on balance and adequacy in the diet.
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How is the bulk of carbon dioxide transported in blood?
A) as carbonic acid in the plasma B) as bicarbonate ions in plasma after first entering the red blood cells C) chemically combined with the heme portion of hemoglobin D) chemically combined with the amino acids of hemoglobin as carbaminohemoglobin in the red blood cells
In the kidneys, the countercurrent mechanism involves the interaction between the flow of filtrate through the nephron loop of the juxtamedullary nephrons (the countercurrent multiplier) and the flow of blood through the limbs of adjacent blood
vessels (the countercurrent exchanger). This relationship establishes and maintains an osmotic gradient extending from the cortex through the depths of the medulla that allows the kidneys to vary urine concentration dramatically. Indicate whether the statement is true or false
Urinary incontinence occurs when there is a disruption in the spinal cord control of:
a. the bladder b. ureters c. urethra d. internal urethral sphincter e. external urethral sphincter
The least numerous but the largest of the papillae are arranged as a V-shape on the posterior dorsal surface of the tongue. They contain the majority of taste buds and are called ________ papillae.
A. papiform B. filiform C. foliate D. vallate E. fungiform