Lymphatic System

What does the term 'lymph' mean in Latin?

• Clear water

• Yellow fluid

• Red blood

• White blood

What are the three major roles of the lymphatic system?

• Transporting oxygen, filtering waste, producing hormones

• Digesting food, regulating body temperature, controlling blood pressure

• Supporting muscle movement, maintaining bone density, regulating metabolism

• Returning fluid to the heart, helping large molecules enter the blood, immune surveillance

How much fluid seeps out of the capillaries and becomes part of the interstitial fluid between cells each day?

• 25 liters

• 20 liters

• 15 liters

• 10 liters

What happens to the 3 liters of fluid that is left behind in the tissues each day?

• It evaporates into the air

• It is excreted through sweat

• It stays in the tissues permanently

• It gets reabsorbed into the capillaries

What is the function of lymphatic vessels?

• To produce red blood cells

• To store excess nutrients

• To collect excess interstitial fluid and return it to the blood

• To regulate body temperature

What is the role of lymphatic capillaries in the lymphatic system?

• To filter waste from the blood

• To collect excess interstitial fluid

• To transport oxygen to the cells

• To produce antibodies

What is the function of smooth muscle in the lymph vessels?

• To regulate body temperature

• To produce hormones

• To store excess nutrients

• To pump lymph through the lymphatic system

Where does the right lymphatic duct collect lymph from?

• Right arm and right side of the head and chest

• Left arm and left side of the head and chest

• Entire body except the head

• Lower body only

What is the function of lymphoid organs in the lymphatic system?

• To produce red blood cells

• To store excess nutrients

• To remove foreign material from the lymph and act as lookout points for the body’s immune defenses

• To regulate body temperature

What is the main job of tonsils in the lymphatic system?

• To trap pathogens from the food and air

• To regulate body temperature

• To produce antibodies

• To store excess nutrients