Chapter 31: Lymphatic System Patton: Anatomy and Physiology, 10th Edition Exam|Questions and Answers 2025/2026| Graded A+

Chapter 31: Lymphatic System Patton: Anatomy and Physiology, 10th Edition Exam|Questions and Answers 2025/2026| Graded A+ The main difference between the composition of lymph and interstitial fluid and the composition of plasma is the _____ percentage of _____ in lymph and interstitial fluid. - lower; proteins Which of the following is a true statement? - Lymph from the entire body, except the upper right quadrant, drains eventually into the thoracic duct. Lymph capillaries called lacteals are located in the: - small intestine Lymphatics resemble veins except that lymphatics: - have thinner walls. contain more valves. contain lymph nodes located at certain intervals along their course. All of the above are correct. All of the following are functions of the lymphatic system except: - filtering metabolic wastes Which of the following is not a lymph organ? - pancreas The thymus undergoes involution during: - old age Lymph ducts empty into the circulatory system, draining into the: - subclavian veins The percentage of the total proteins that leak out of the capillaries into the tissue fluid on a daily basis is: - 50%The lymph pressure gradient is established by: - breathing movements. skeletal muscle contractions. If lymphatic return is blocked: - blood protein concentration soon falls below normal. blood osmotic pressure soon falls below normal. fluid imbalance and death will result. all of the above will occur. Lymph flows through the thoracic duct and reenters the general circulation at the rate of about _____ liter(s) per day. - 3 Lymph circulation is maintained by all of the following except: - The heart The size of lymph nodes varies from _____ mm to more than _____ mm in diameter. - 1:20 Which of the following is a lymphokinetic factor? - Arterial pulsations Postural changes Passive compression of the body soft tissues All of the above