The Task of Acquiring Enough Vitamin B12 May Pose a Problem

question 71

Multiple Choice

The task of acquiring enough vitamin B12 may pose a problem to vegans because:

• A) fibers in vegetables inhibit its absorption
• B) vegans lack the intrinsic factor
• C) B12 is only naturally found in animal products
• D) a deficiency may occur from excess intake of soy products
• E) folate retards its absorption

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Definitions:

Parotid Gland

The largest of the salivary glands, located near the ear, responsible for producing saliva to aid in digestion.

Cervical Lymph Nodes

Small, bean-shaped glands located in the neck area that are part of the lymphatic system, playing a role in the body's immune response.

Positive Romberg Sign

A sign of neurological dysfunction where a person sways or falls when standing with feet together and eyes closed, indicating proprioceptive or vestibular impairment.

Sternomastoid

A major muscle in the neck that runs from the sternum and clavicle to the mastoid process of the temporal bone, involved in head movement and rotation.