Jersey College A&P Final Exam Practice Questions and Answers
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Course
Jersey College
Institution
Jersey College
Jersey College A&P Final Exam Practice
Questions and Answers
what is the lymphatic system? - Answer️️ -system of tissues and
vessels scattered throughout the body and services almost all
regions
what are the parts of the lymphatic system? - Answer️️ -tonsils,
thymus, spleen, peyer pat...
Jersey College A&P Final Exam Practice
Questions and Answers
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
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
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
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
appendix - Answer✔️✔️-fingerlike tube of lymphatic tissue that
figures into the development of immunity
Mucosal-associated lymphoid tissue (MALT) - Answer✔️✔️-important
barrier against infection; found in portions of digestive, respiratory,
and urogenital mucosal linings; helps to destroy contaminants by
means of phagocytosis and production of antibodies
gut-associated lymphoid tissue (GALT) - Answer✔️✔️-largest
aggregations of MALT found in the digestive tract
tonsils - Answer✔️✔️-protect against inhaled or ingested
contaminants; trap pathogens;surgery to treat if become infected or
swollen and reoccurs which makes swallowing and breathing
difficult
palatine tonsils - Answer✔️✔️-oval bodies located at each side of the
soft palate; generally what one refers to as "tonsils"
pharyngeal tonsil - Answer✔️✔️-commonly called adenoid; located
behind the nose on the posterior wall of pharynx
lingual tonsils - Answer✔️✔️-little mounds of lymphoid tissue at the
posterior of the tongue
lymphadenopathy - Answer✔️✔️-disease of the lymph nodes
lymphedema - Answer✔️✔️-swelling that obstructs lymph flow
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