The ____ Joins with the Radius and Some of the Bones

question 31

Multiple Choice

The ____ joins with the radius and some of the bones of the wrist and is the medial bone of the forearm.

• A) clavicle
• B) scapula
• C) humerus
• D) ulna
• E) tibia

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Definitions:

Free Radical

Atom with an unpaired electron. Most are highly reactive.

Hydrogen Bonds

Weak bonds between two molecules caused by the electrostatic attraction between a proton in one molecule and an electronegative atom in the other.

Hydrophobic

Relating to or having a fear of water; in chemistry, refers to substances that repel water.

Vibrating Electrons

Electrons in motion, typically referring to the movement within atomic or molecular orbitals which can lead to the emission of photons.