Where Are ABH Substances Detected in Secretors

question 69

Multiple Choice

Where are ABH substances detected in secretors?

• A) Tears
• B) Saliva
• C) Milk
• D) All of the above

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Definitions:

Respiratory Membrane

A thin boundary comprising the alveolar and capillary walls where gas exchange between air and blood takes place in the lungs.

Diffusion

The movement of molecules or particles from regions of higher concentration to regions of lower concentration.

Physiological Dead Air Space

The volume of the airways where gas exchange does not occur, including parts of the bronchial tree and trachea.

Anatomic Dead Space

The portion of the respiratory system where gas exchange does not occur, including the nose, trachea, and bronchi, where air is moved in and out without being involved in oxygen/carbon dioxide exchange.