Describe the Process of T Cell Activation and the Significance

question 113

Essay

Describe the process of T cell activation and the significance of the blood-thymus barrier.

---

Definitions:

Startle Reflex

An automatic reaction to sudden, unexpected stimuli, such as a loud noise or sharp movement, demonstrating the body's fight or flight response.

Myelin Sheaths

Protective coverings around nerve fibers that increase the speed at which impulses propagate along the myelinated nerve cells.

Nerve Coverings

Protective sheaths around nerves, such as the myelin sheath, that help speed the transmission of nerve impulses.

Prematurely

Occurring or done before the usual or proper time; too early.