A Fast Time and a Low Heart Rate During the 1-Mile

question 80

True/False

A fast time and a low heart rate during the 1-mile walk test indicate a high level of cardiorespiratory endurance.

---

Definitions:

Potassium Channels

Protein structures in cell membranes that allow the passage of potassium ions through the membrane, critical for maintaining the cell's electrical stability.

Sodium Channels

Sodium channels are protein-based pores in cell membranes that allow sodium ions to pass through, playing a crucial role in the initiation and propagation of electrical signals in neurons.

Optogenetics

A biological technique that involves the use of light to control cells within living tissue, typically neurons, that have been genetically modified to express light-sensitive ion channels.

Genetics

The science of genes, heredity, and the variation of organisms.