Motor Axons Expressing EphBs

question 12

Multiple Choice

Motor axons expressing EphBs:

• A) innervate muscles in the dorsal part of the limb.
• B) are attracted to ephrin-A.
• C) are located more medially in the spinal cord.
• D) also express the transcription factor Lim1.
• E) All of the above

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Definitions:

Secretory

Pertaining to the secretion process, where substances are produced and released by cells or glands in the body.

Follicular

Pertaining to the ovarian follicles, where egg cells develop; also refers to the first phase of the menstrual cycle.

Menstrual Cycle

The regular natural change that occurs in the female reproductive system, making pregnancy possible.

Ovulation

The phase of a female's menstrual cycle in which an egg is released from the ovary, making it available for fertilization.