Intrinsic Factor

question 41

Multiple Choice

Intrinsic factor

• A)Is necessary for digestion of vitamin B12
• B)Is secreted by parietal cells in the gastric mucosa
• C)Deficiency is associated with anemia
• D)Both is necessary for digestion of vitamin B12 and is secreted by parietal cells in the gastric mucosa are correct
• E)Both is secreted by parietal cells in the gastric mucosa and deficiency is associated with anemia are correct

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Definitions:

Instincts

Innate, typically fixed patterns of behavior in animals in response to certain stimuli.

Emotions

Affective states that are experienced as a response to internal or external events and are associated with physiological, behavioral, and cognitive changes.

Primary Drives

Basic physiological needs such as hunger, thirst, and sleep, which motivate behavior to ensure survival.

Stimuli

External factors or events that elicit a physiological or psychological response in an organism.