Which Portion of an Enkephalin Is Assumed to Fit the Receptor

question 70

Multiple Choice

Which portion of an enkephalin is assumed to fit the receptor site?

• A) the C-terminal portion
• B) the entire molecule
• C) the central portion
• D) the N-terminal portion

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Definitions:

Transverses Abdominis

A muscle layer of the anterior and lateral abdominal walls which is deep to (beneath) the internal oblique muscle.

Internal Oblique

A muscle within the abdominal wall that acts in trunk rotation and lateral flexion, also aiding in respiration.

Transversus Thoracis

A muscle within the chest that plays a role in the movement of the thoracic cage.

External Intercostals

The external intercostal muscles are located between the ribs and help with the mechanics of breathing by elevating the ribs during inhalation.