movement of ions and molecules

Question 1

Polar molecules such as water are …….. and non-polar molecules such as methane are ……….

Answer 1

hydrophilic

hydrophobic

Question 2

……….. head and ……… tails

Answer 2

hydrophilic

hydrophobic

Question 3

In aqueous solutions and biological systems the conc of ……. …….. is very important

Answer 3

hydrogen ions

Question 4

When the ……. ion and ……. ion are the same a solution is neutral

Answer 4

hydrogen

hydroxide

Question 5

If the hydrogen ion conc exceeds the hydroxide ion conc the solution is ……..

Answer 5

acidic

Question 6

if the hydroxide ion conc exceeds hydrogen ion conc the solution is …..

Answer 6

basic

Question 7

pH solutions less than 7 are ……

Answer 7

acidic

Question 8

pH solutions greater than 7 are ……

Answer 8

basic

Question 9

pH solutions that is 7 are …….

Answer 9

neutral

Question 10

Buffers control … of a solution

Answer 10

pH

Question 11

If pH lower than 0.2pH units is known as ……… and if greater is known as …….

Answer 11

acidosis

alkalosis

Question 12

Respiratory acidosis is the result of …….. ……… is the result of many diseases such as …….(name 3)

Answer 12

impairing respiration
pneumonia
empysema
asthma

Question 13

metabolic acidosis is due to a decrease in conc of ……. and this may result in …….. and ………

Answer 13

HCO3 (bicarbonate ion)
kidney diseases
uncontrolled diabetes

Question 14

Respiratory alkalosis may result from ……… because of excessive removal of ….. ……

Answer 14

hyperventilation

carbon dioxide

Question 15

metabolic alkalosis may result from excessive …… of ……. ……

Answer 15

vomiting

stomach acid