The lymphatic system is an "open" system meaning: - Answers It has a beginning and an end
How much water enters back into the venous system in a 24 hour period? - Answers 2-4 liters
How many grams of protein per liter of plasma? - Answers 75 Grams
How much blood is in the human body? - Answers 4-6 liters
How much protein is constantly circulating the body? - Answers 300-450 grams of protein
How much protein leaves the body in 24 hours? - Answers 50 percent
Which organ rebuilds ingested protein? - Answers The liver
Cytopempsis theory - Answers Active transport of molecules through a membrane
What system controls the lymphatic system? - Answers Sympathetic portion of the autonomic
nervous system
How many lymph nodes are there? - Answers 600-700
What is the main purpose of the lymphatic system? - Answers Carry Lymphatic loads and to
filter interstitial space
What are the lymphatic loads? - Answers Water, proteins, cell fragments, fat (long chain fatty
acids)
Where does filtration occur? - Answers Arterial end of blood capillaries
Where does reabsorption occur? - Answers Venous end of blood capillary
Chylomicrons - Answers Long chain fatty acids in the small intestines
Chylous vessels - Answers Lymphatic vessels of the small intestine
What is the pathway chylomicrons travel to get to the Left venous angle - Answers Small
intestine, gastrointestinal trunk, cisterna chyli, thoracic duct, Left venous angle
Where is lymph formed? - Answers lymph capillaries
Where are lymph capillaries located? - Answers 1mm deep under the epidermis
What is the purpose of initial lymph capillaries? - Answers Pick up Lymphatic Loads, formation
of lymph
Pre-collectors - Answers Connects superficial capillaries to superficial collectors
, Perforating pre collectors - Answers Usually dormant, passes through fascia to connect
superficial to deep lymphatic system
Where are perforating pre collectors located? - Answers Parasternal, paravertebral, and
intercostals
Lymph collectors resemble: - Answers Pearl necklace
What is the purpose of the lymph collectors? - Answers Transport lymph to regional lymph
nodes and lymph trunks back to venous angle
Where are lymph collectors located? - Answers Superficial fatty tissue
Lymph angions - Answers Smooth muscle space between two valves of lymph collectors
Valves are spaced: - Answers Every 0.6-10cm apart
Lymphangiomotrocity - Answers The pace at which lymph angions contract to move lymph
forward
What is the normal lymphangiomotrocity - Answers 10-12 times per minute
What is the max contraction rate of angions? - Answers 60 times per minute
Tributaries - Answers Drainage areas where collectors run toward lymph nodes
How big are lymph nodes? - Answers 0.2-3 cm in diameter
What is the primary purpose of lymph nodes? - Answers Filter, lymphocyte production, and to
thicken lymph fluid
What are the three regional lymph nodes? - Answers Axillary, inguinal, cervical
What drains the inguinal lymph nodes? - Answers Legs, lower body quadrants, and external
genitalia
What oath do the collectors take from the inguinal lymph nodes to get to the L venous angle? -
Answers Perforate fascia below inguinal ligament, pelvic lymph nodes, lumbar lymph nodes,
lumbar trunk, cisterna chyli (where gastrointestinal trunk also drains), thoracic duct, Left Venous
angle.
Pelvic lymph nodes drain: - Answers Internal organs, ovaries, testicles, uterus and prostate
(internal sex organs)
Where are the axillary lymph nodes located? - Answers Between pecs and late, on thorax
How many axillary lymph nodes per side are there? - Answers 10-24 Lymph nodes per side