Which of the Following Is NOT a Natural Defense Mechanism

question 23

Multiple Choice

Which of the following is NOT a natural defense mechanism of the body?

• A) Phagocytosis by white blood cells
• B) The skin
• C) Antibiotics
• D) Antibodies

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Definitions:

Iris

The colored part of the eye surrounding the pupil, responsible for controlling the amount of light reaching the retina.

Ganglion Cells

Neurons located in the retina that receive visual information from photoreceptors and transmit it to the brain.

Bipolar Cells

Neurons found in the retina that function as intermediate cells, connecting photoreceptors to ganglion cells and playing a crucial role in visual processing.

Cones

Photoreceptor cells in the retina of the eye that function best in relatively bright light and enable the perception of colors.