Understanding the Lymphatic System

What is the primary function of the lymphatic system?

• To transport oxygen to the cells

• To return fluids to the blood and function in immunity

• To produce red blood cells

• To regulate body temperature

What are the components of the lymphatic system?

• Lymphatic vessels, lymph, and lymph nodes

• Arteries, veins, and capillaries

• Heart, blood, and blood vessels

• Skin, hair, and nails

What is the fluid called that is taken up by the lymphatic system?

• Plasma

• Serum

• Lymph

• Cytosol

What structures cleanse the lymph as it travels through the lymphatic vessels?

• Alveoli

• Lymph nodes

• Nephrons

• Capillaries

What shape are lymph nodes typically described as?

• Spherical

• Cuboidal

• Bean-like

• Cylindrical

Which system does the lymphatic system work closely with to maintain fluid balance?

• Respiratory system

• Digestive system

• Vascular system

• Nervous system

What happens to the fluid that leaks from the vascular system?

• It evaporates

• It is absorbed by the skin

• It is taken up as lymph

• It remains in the tissues

Which of the following is NOT a function of the lymphatic system?

• Transporting nutrients

• Returning fluids to the blood

• Cleansing lymph

• Functioning in immunity

How does the lymphatic system contribute to immunity?

• By producing antibodies

• By cleansing lymph through lymph nodes

• By increasing blood pressure

• By storing vitamins

Which of the following best describes the lymphatic vessels?

• They are rigid and non-flexible

• They are similar to arteries

• They are a network that transports lymph

• They are part of the digestive system