Once an Action Potential Is Generated, There Is a Delay

question 13

Essay

Once an action potential is generated, there is a delay before another action potential can be generated. Name and describe the basis for the two refractory periods.

Recognize the significance of patient history in assessing breast health.

Grasp the importance and technique of Breast Self-Examination (BSE).

Understand the normal physiological changes in breasts due to aging, hormonal changes, or life events like pregnancy.

Identify the implications of gynecomastia and its associated health conditions.

---

Definitions:

Genetic Drift

A mechanism of evolution that involves random changes in the gene frequencies of a population over time.

Population Size

The total number of individuals within a species that occupy a particular geographic area.

Genetic Drift

A mechanism of evolution that causes allele frequencies within a population to change randomly with time due to chance events.

Natural Selection

A process by which species evolve over time as individuals with traits more suited to their environment are more likely to survive and reproduce.