A Researcher Interested in Patterning of the Early Neural Tube

question 5

Multiple Choice

A researcher interested in patterning of the early neural tube identifies a new secreted factor expressed in the floor plate.Assuming that the newly identified factor plays a role in patterning,which axis of the developing neural tube would you expect to be perturbed if this factor is inactivated?

• A) Cranial-caudal
• B) Dorsal-ventral
• C) Medial-lateral
• D) Right-left

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Definitions:

Short-Term Memory

A component of memory where small amounts of information can be kept for a short period of time.

Leaky Bucket

A metaphor often used in economics and business to describe a process where resources are lost or wasted.

Critical Thinking

The process of objectively analyzing and evaluating an issue to form a judgment.

Memory

The faculty by which the mind stores and remembers information.