Poll Everywhere Chapter 14

Question 1

which of the following is FALSE
~ Body fluids are found in two compartments intracellular and extracellular
~ Almost 2/3 of the body water is found in the intracellular compartment
~ The extracellular compartment is filled with pure water
~ Sodium, Potassium, and Chloride are examples of electrolytes

Answer 1

the extracellular compartment is filled with pure water

Question 2

the body controls the amount of water in each compartment mainly by controlling the electrolytes concentrations in the compartments. T or F

Answer 2

True

Question 3

which of the following is FALSE
~ Osmosis is the movement of water across a semipermeable membrane
~ Osmosis requires energy to work effectively
~ In osmosis, water moves from an area where solute concentration is higher to an area where it is lower
~ Isotonic concentration means that the concentration of ions outside the cell equals the concentration of ions inside the cell

Answer 3

Osmosis requires energy to work effectively

Question 4

Which of the following is TRUE
~ Antidiuretic hormone (ADH) is secreted from the posterior pituitary gland
~ ADH acts on the kidneys to increase water retention
~ ADH increases blood pressure
~ All the above are true

Answer 4

All the above are true

Question 5

Which of the following is FALSE
~ Water has a high specific heat
~ Specific heat is the amount of heat required to raise the temperature of a gram of any substance 1 degree C
~ One of waters functions is acting as a solvent in our body to make solutes more available to our cells
~ Increasing water intake helps the kidneys flush out toxins

Answer 5

Increasing water intake helps the kidneys flush out toxins

Question 6

Which of the following determine the water needs of our bodies
~ Body size
~ Physical activity
~ Dietary intake
~ All of the above

Answer 6

All of the above

Question 7

The adequate intake (AI) for total water intake per day is 15 cups for adult men and 11 cups for adult women. T or F

Answer 7

True

Question 8

Which of the following is FALSE
~Drinking too much water too rapidly can be as dangerous as consuming too little
~Nausea, emotional instability, and apathy can all be symptoms of dehydration
~ Water toxicity can result in hypernatremia - or a high sodium concentration in our blood
~ Our thirst mechanism does not always work well in periods of illness

Answer 8

Water toxicity can result in hypernatremia - or a high sodium concentration in our blood

Question 9

Most sodium in the diet comes from

Answer 9

Processed foods and restaurant foods

Question 10

Almost all sodium consumed is absorbed in the intestinal tract. T or F

Answer 10

True

Question 11

Which of the following is FALSE:
~ Anemia is when the number of normal red blood cells is lower than normal
~ A reduction in red blood cells means the body can carry increased oxygen amounts to body cells
~ Deficiencies of iron, zinc, and copper can cause anemia
~ Blood contains electrolytes, proteins, glucose and blood cells

Answer 11

A reduction in red blood cells means the body can carry increased oxygen amounts to body cells

Question 12

Risk factors for hypertension include all of the following EXCEOT
~ Physical inactivity
~ Poor diet
~ Decreasing age
~ Elevated blood insulin concentration

Answer 12

Decreasing age

Question 13

Iron is an essential part of two proteins, they are

Answer 13

Hemoglobin and Myoglobin

Question 14

Iron absorption is affected by the form of iron in foods eaten; heme vs nonheme. T or F

Answer 14

True

Question 15

Which of the following is FALSE
~ Iron is a nutrient of public health concern
~ Iron deficiency can eventuality result in iron deficiency anemia
~ Strict vegetarians are at increased risk for iron deficiency
~ Pregnant women have a low risk of iron deficiency

Answer 15

Pregnant women have a low risk of iron deficiency

Question 16

Absorption of zinc is affected by diet and the body’s need for the mineral. T or F

Answer 16

True

Question 17

Which of the following is NOT a sign of zinc deficiency
~ Cardiomyopathy
~ Poor growth and sexual development
~ Alterations in taste and appetite
~ Poor wound healing

Answer 17

Cardiomyopathy

Question 18

Which of the following is TRUE
~Copper deficiency is relatively common in the US
~ Leafy green vegetables are a good source of copper
~ Copper is part of the enzyme family that eliminates free radicals
~ Copper is part of the enzyme family that eliminates free radicals
~ Copper absorption take place mainly in the stomach

Answer 18

Copper is part of the enzyme family that eliminates free radicals

Question 19

Accidental iron overdose is the leading cause of poisoning in young children. T or F

Answer 19

True

Question 20

What peanuts character is an excellent pianist?

Answer 20

Schroeder