Q: What organs need constant pressure to filter the blood? Choices: - lungs - dialysis - arteries - kidneys A:
kidneys

Q: What is vital for nervous system functions that include muscle stimulation, memory formation, and learning? Choices: - thiamine - glutamate - glycogen - acetylcholine A:
acetylcholine

Q: Electrical messages are carried by chemicals called what? Choices: - receptors - amino acids - Biotoxins - neurotransmitters A:
neurotransmitters