Which of these would occur if the concentration of ATP were depleted in a typical nerve cell?
A. Resting membrane potential would become more negative.
B. Resting membrane potential would become less negative.
C. The concentration gradient for Na+ would remain the same.
D. The resting membrane potential would eventually become positive inside with respect to outside.
E. There would be no change in the resting membrane potential.
B
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Answer the following statements true (T) or false (F)
1. Chromatin forms only during cell division. 2. The nucleus is the only organelle in the cell that contains DNA. 3. The process by which substances scatter themselves evenly throughout an available space is called diffusion. 4. After the process of diffusion establishes equilibrium, no further movement of molecules occurs. 5. The process responsible for urine formation in the kidney is called dialysis.
What is the process of separating wastes from body fluids and eliminating them from the body called?
a) filtration b) excretion c) reabsorption d) secretion
To what part of the tibia does the patellar ligament attach?
A) lateral condyle B) tibial tuberosity C) medial malleolus D) medial condyle
Which of the following factors would be the LEAST likely to result in secondary spinal cord injury?
A) Inflammation B) Hypothermia C) Hyperglycemia D) Hypoxemia