A Solution Is a

question 95

Multiple Choice

A solution is a

• A)pure element.
• B)pure mixture.
• C)heterogeneous mixture.
• D)homogeneous mixture.
• E)pure compound.

---

Definitions:

Depolarization

A decrease in the difference in voltage across a cell's plasma membrane, often leading to action potential in neurons and muscle cells.

Neurotransmitters

Chemicals released by neurons that transmit signals across a chemical synapse, such as from a neuron to a muscle.

Isometric Contraction

A form of muscle contraction where tension is produced without an observable change in muscle length.

Wave Summation

A phenomenon where muscle fiber contractions become stronger and more frequent, leading to a stronger overall muscle contraction.