Which of the following does not require energy expenditure?
a. net movement of potassium into the cell.
b. net movement of sodium into the cell.
c. iodine uptake by thyroid gland cells.
d. transport of hydrogen ion into the stomach lumen in association with hydrochloric acid secretion during digestion of a meal
e. both (b) and (d) above.
B
You might also like to view...
____________________ anesthetics are substances applied to the skin or external surface to produce an absence of sensation
Fill in the blank(s) with correct word
Pulmonary surfactant decreases surface tension to a greater degree in large alveoli than in small alveoli
Indicate whether the statement is true or false
The adenoids are also called the pharyngeal tonsils.
Answer the following statement true (T) or false (F)
Contraction of the circular smooth muscle in the gastrointestinal tract wall decreases the diameter of the lumen, while contraction of the longitudinal smooth muscle shortens the tract
Indicate whether the statement is true or false.