Rays of Light Are Reflected Off of Objects and First

question 76

Short Answer

Rays of light are reflected off of objects and first travel through the ___________,a transparent,protective window.

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Definitions:

Spleen

Large lymphatic organ in the upper part of the abdominal cavity on the left side between the stomach and diaphragm, composed of white and red pulp. It responds to foreign substances in the blood, destroys worn-out red blood cells, and is a storage site for blood cells.

Immune Response

The body's defense mechanism against pathogens, involving recognition and destruction of harmful substances or organisms.

Dense Connective Tissue

A type of connective tissue that is rich in collagen fibers, providing strength and elasticity.

Lymph Nodes

Lymph nodes are small, bean-shaped structures that are part of the lymphatic system; they filter substances that travel through the lymph fluid, and contain immune cells that help the body to fight infection and disease.