Q: Which nerve directly stimulates the contraction of skeletal muscles in the pharynx and larynx to contribute to the swallowing and speech functions? Choices: - glands nerve - larynx nerve - gland nerve - vagus nerve A:
vagus nerve

Q: Low levels of thyroid hormones in the blood cause the release of what by the hypothalamus and pituitary gland? Choices: - acids - bases - enzymes - hormones A:
hormones

Q: What is the major selective advantage of myelination? Choices: - heat regulation - potentiation - storage capacity - space efficiency A:
space efficiency