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Jersey College A&P Final Exam (Q’s & A’s)

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Jersey College A&P Final Exam (Q’s & A’s) what is the lymphatic system? Answer-system of tissues and vessels scattered throughout the body and services almost all regions what are the parts of the lymphatic system? Answer-tonsils, thymus, spleen, peyer patch, small intestine, appendix, ly...

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  • August 24, 2024
  • 53
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • jersey college ap final exam qs as
  • what is the lymphatic system answer system of tis

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  • Jersey College

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Jersey College A&P Final Exam (Q’s & A’s)
what is the lymphatic system? Answer-system of tissues and vessels
scattered throughout the body and services almost all regions



what are the parts of the lymphatic system? Answer-tonsils, thymus,
spleen, peyer patch, small intestine, appendix, lymph nodes and vessels



functions of the lymphatic system Answer-fluid balance, protection, and
absorption of fats



lymphatic circulation is Answer-one-way system that begins in the tissues
and ends when the lymph joins the blood



lymphatic capillaries Answer-walls (endothelium) flattened epithelial
cells, more permeable, cells overlap slightly, forming one-way valves, lacteals
absorb fat, arise blindly (closed at one end)



lymphatic vessels Answer-include superficial and deep sets, right
lymphatic duct and thoracic duct

, Jersey College A&P Final Exam (Q’s & A’s)
right lymphatic duct Answer-short vessel receives only lymph that comes
from the body's superior right quadrant and empties into right subclavian vein
near heart



thoracic duct Answer-receives lymph from all parts of the body except
those superior to the diaphragm on the right side; drains into thee left
subclavian vein



cisterna chyli Answer-first part of the thoracic duct enlarged to form
cistern or a temp storage pouch



movement of lymph toward heart is caused by: Answer-valves in
lymphatic vessels

contraction of lymphatic vessels

skeletal muscle contraction

breathing



roughly how many lymph nodes are in the body? Answer-about 600

, Jersey College A&P Final Exam (Q’s & A’s)
lymphoid tissue Answer-distributed throughout the body and makes up
specialized organs



lymph nodes Answer-small masses of lymphatic tissue that filter the
lymph



lymph Answer-fluid that circulates in the lymphatic system, clear fluid;



hilum Answer-indented area that is the exit point for efferent lymphatic
vessels carrying lymph out of the node



cervical nodes Answer-located in the neck in deep and superficial groups,
drain parts of head and neck



axillary nodes Answer-located in armpits



tracheobronchial nodes Answer-near the trachea and around the larger
bronchial tubes

, Jersey College A&P Final Exam (Q’s & A’s)
mesenteric nodes Answer-found between the two layers of peritoneum
that form the mesentry, 100-150 nodes



Inguinal nodes Answer-located in groin region, receive lymph drainage
from lower extremities and from external reproductive organs



buboes Answer-enlarged Inguinal nodes



the spleen Answer-cleanses blood through filtration and phagocytosis,
destroys old blood cells, produces red blood cells before birth, serves as a
reservoir for blood



splenectomy Answer-surgical removal of the the spleen



lacteals Answer-specialized lymphatic capillaries in the lining of the small
intestine that absorb fats



the thymus Answer-plays a role in early immune system development, t
cells mature, shrinks after puberty, produce thymosin

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