Q: Fact 1: Neurons are the structural and functional units of the nervous system. Fact 2: Alcohol interferes with the central nervous system. Given the two facts above, what does alcohol interfere with? | OPTIONS:
- h2o
- vodka
- movement
- sweating
- protons
- health
- neurons
- recovery
A: neurons

Q: Fact 1: Constriction occurs when the muscular walls of blood vessels contract. Fact 2: Constriction raises blood pressure. Given the two facts above, what happens when muscular walls of blood vessels contract? | OPTIONS:
- matter vibrating
- Dehydration
- Leptospirosis
- rapid expansion
- at or near the margins
- recovery time from fatigue
- blood pressure rises
- major threat to health
A: blood pressure rises

Q: Fact 1: Veins generally carry deoxygenated blood. Fact 2: Arteries and veins are blood vessels. Given the two facts above, vessels carry deoxygenated what? | OPTIONS:
- glucose
- oxygen
- Joules
- liquid
- organs
- molecules
- atoms
- blood
A: blood

Q: Fact 1: When light enters the eye through the pupil , that light falls on the retina. Fact 2: Intermediate length rays are visible as light. Given the two facts above, what enters the eye through the pupil and falls on the retina? | OPTIONS:
- an electron microscope
- rain or sun shine
- iris
- rods and cones
- an electron lens
- Chemical energy
- intermediate length rays
- hydrogen
A: intermediate length rays