The part of the neuron that carries impulses away from the neuron cell body is the:
a. dendrite
b. axon
c. neurolemma
d. node of Ranvier
b. axon
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A graded potential is one that
A. lasts for several seconds after ion channels have opened, closed, and reset. B. travels the length of the nerve fiber (is long-distance). C. varies in size depending on the magnitude of the stimulus (larger voltage change for stronger stimulus). D. is all or none (always the same intensity).
Steps seen in meiosis but not mitosis are ________
A) two divisions, the second of which does not involve chromosome replication B) synapsis C) crossover D) synapsis, crossover, and two divisions, the second of which does not involve chromosome replication
Synovial fluid is rich in albumin and hyaluronic acid giving it a viscous texture similar to egg white.
Answer the following statement true (T) or false (F)
What are the primary components of a cardiovascular system? What diffusion-related problem is solved by having a cardiovascular system?
What will be an ideal response?