AP BIOLOGY

THE CELL

TRANSPORT INTO AND OUT OF THE CELL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A person with swollen gums rinses his mouth with warm salt water, and the swelling decreases. Which of the following has occurred?
A
The swollen gums have absorbed the saltwater solution.
B
The saltwater solution lowers the temperature of the water in the gums.
C
The salt in the solution has moved against the concentration gradient.
D
The water in the gums has moved out due to the high concentration of salt in the solution.
Explanation: 

Detailed explanation-1: -The water in the gums has moved out due to the high concentration of salt in the solution.

Detailed explanation-2: -Reduces Inflammation – The warm salt water rinse is an effective way to reduce the inflammation and swelling associated with gum disease. Saltwater rinses can help with the treatment for gum disease, but it cannot fix the problems on its own.

Detailed explanation-3: -Swollen gums appear red instead of their normal pink color. Swollen gums, also called gingival swelling, are often irritated, sensitive, or painful. You may also notice that your gums bleed more easily when brushing or flossing your teeth.

Detailed explanation-4: -Which of the following statements correctly describes a characteristic common to both osmosis and diffusion? Both osmosis and diffusion– require energy to move substances.

Detailed explanation-5: -Which of the following most accurately describes the difference between osmosis and diffusion within a cell? Osmosis is the movement of water across a semipermeable membrane, while diffusion is when water remains inside of a cell.

There is 1 question to complete.