The sodium-potassium exchange pump
A) must re -establish ion concentrations after each action potential.
B) transports sodium ions into the cell during depolarization.
C) requires ATP to function.
D) moves sodium and potassium in the direction of their chemical gradients.
E) transports potassium ions out of the cell during repolarization.
C) requires ATP to function.
You might also like to view...
Fibrous connective tissue reducing elasticity of lungs is seen in
A. emphysema. B. asthma. C. pulmonary edema. D. pneumothorax.
Which one of the following is NOT true?
A. Blood is more viscous than water. B. The average amount of blood in an adult body is about 5 pints. C. The normal range for the blood pH is 7.35 to 7.45. D. Red blood cells normally live approximately 120 days. E. The normal red blood cell count is approximately 5 million/cubic millimeter of blood.
Leukotrienes, prostaglandins, and thromboxanes are all examples of
A) amino acid derivatives. B) eicosanoids. C) tyrosine derivatives. D) glycoproteins. E) steroid hormones.
Glycogen, the storage form of glucose, is primarily stored in skeletal muscle and liver cells
Indicate whether the statement is true or false