A nerve impulse does not vary in intensity with regard to the strength of the stimulus. What do we call this phenomenon?

A) refractory period B) resting membrane potential
C) graded response D) all-or-nothing principle


Answer: D

Biology & Microbiology

You might also like to view...

Outline the three criteria recommended by the American Society of Clinical Oncology (ASCO) for when cancer tests should be done

What will be an ideal response?

Biology & Microbiology

Most biomass in trees is found in leaves, which do undergo photosynthesis

Indicate whether the statement is true or false.

Biology & Microbiology

Four of the following are shared characteristics of parabasalids and diplomonads. Which is the exception?

a. heterotrophy b. flagella c. oxygen-poor or anaerobic habitats d. abundant mitochondria e. presence of a pellicle

Biology & Microbiology

Which of the following is NOT part of the peripheral nervous system:

a. the somatic nervous system b. the autonomic nervous system c. nerves branching out from the spinal cord d. the brain

Biology & Microbiology