ASVAB Human Body Systems Flashcards

What are the two primary functions of hydrochloric acid (HCl) in the stomach?

Which structures in the small intestine vastly increase the surface area for nutrient absorption?

Which structures make up the Central Nervous System (CNS)?

Identify the functions of the primary neuron structures:

Which hormone is secreted by the pancreas to lower blood sugar levels?

Which hormone triggers the body's 'fight-or-flight' response to stress?

Which blood component is primarily responsible for defending the body against disease-causing pathogens?

What specific Y-shaped proteins does the immune system produce to bind to antigens on foreign invaders?

Which type of muscle tissue is considered "voluntary" because it can be consciously controlled?

Identify the connective tissues based on what they connect: