Figure 22-1 the Structure of a Lymph Node

question 136

Multiple Choice

Figure 22-1 The Structure of a Lymph Node
Use Figure 22-1 to answer the following questions:
-Identify the dominant cell type in the area labeled "4."

• A)T cells
• B)B cells
• C)erythrocytes
• D)platelets
• E)All of the answers are correct.

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Definitions:

NAD+

Nicotinamide adenine dinucleotide, a coenzyme involved in redox reactions, serving as an electron carrier in metabolic processes.

Acetyl Coenzyme A

A central metabolite in cellular metabolism, involved in the synthesis and oxidation of fatty acids, and the metabolism of carbohydrates and proteins.

Aerobic Respiration

Aerobic respiration is a biological process in which glucose is broken down using oxygen to produce energy, carbon dioxide, and water.

Pyruvate

A key intermediate in several metabolic pathways, particularly glycolysis.