Exam 4: Lymphatic System

What is the primary function of the lymphatic system?

• To transport oxygen to the blood

• To transport interstitial fluid back to the bloodstream

• To produce red blood cells

• To regulate body temperature

Tags

NGSS.HS-LS1-3

What is the fluid called when it is within lymph vessels?

• Plasma

• Serum

• Lymph

• Hemoglobin

• Interstitial Fluid

Which of the following is NOT a primary structure of the lymphatic system?

• Lymphatic collecting vessels

• Lymph nodes

• Lymph trunks

• Arteries

What does the lymphatic system transport from the small intestine to the blood?

• Proteins

• Absorbed fats

• Carbohydrates

• Vitamins

What is lymphedema?

• Swelling due to an obstruction in the lymphatic structures

• Inflammation of the lymph nodes

• Infection of the lymphatic system

• Cancer of the lymphatic tissues

What is the most common cause of lymphedema in the United States?

• Removal or enlargement of the lymph nodes

• Obstruction by a parasite

• Genetic factors

• Viral infection

What is a common cause of lymphedema in third world countries?

• Obstruction by a parasite

• Removal of lymph nodes

• Genetic predisposition

• Bacterial infection

What is the most common parasitic nematode that causes elephantiasis?

• Wuchereria bancrofti

• Ascaris lumbricoides

• Trichinella spiralis

• Enterobius vermicularis

How is the larva of the parasite causing elephantiasis primarily transmitted?

• Through contaminated water

• By mosquitoes

• Through direct contact with infected soil

• By consuming undercooked meat

What part of the human body does the adult parasite thrive in, causing elephantiasis?

• Digestive system

• Respiratory system

• Lymphatic system

• Nervous system