Examlex
Lymphocytes with a CD8 glycoprotein on their surface are called ________ cells and lymphocytes with a CD4 glycoprotein on their surface are called ________ cells.
Mucus
A thick, slippery substance produced by the mucous membranes and glands, used to lubricate and protect certain parts of the body like the respiratory tract.
Goblet Cells
Specialized epithelial cells that produce and secrete mucus onto mucosal surfaces, such as the respiratory and digestive tracts.
Endocrine Cells
Specialized cells that secrete hormones directly into the blood.
Produce Hormones
The biological process by which glands or organs synthesize and release chemical substances that regulate various body functions.
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