Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Reptiles are described by the term ectothermic, which means their internal temperature depends on the temperature of their environment.
Reptiles are described by what term that means their internal temperature depends on the temperature of their environment?

In the lungs, oxygen diffuses out of the alveoli and into capillaries.
In the lungs, oxygen diffuses out of the alveoli and into where?

Sensory neurons transmit nerve impulses from sense organs and internal organs to the brain via the spinal cord.
Sensory neurons transmit nerve impulses from sense organs and internal organs to the brain via the?