Before the age of 10, children are ___________ times more likely to die from an accidental injury than from an illness

The smallest bones in the human body are found in the middle ear

Indicate whether this statement is true or false.

Which of the following statements is true?

a. Signals above the threshold of excitation will prevent a neuron from firing. b. The strength (intensity) of a neuron's action potential depends on the strength of its excitation. c. A neuron fires in response to every message it receives. d. Impulses in myelinated neurons may reach speeds of nearly 400 feet per second.