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Hondros Bio 254 Exam 1 Questions with Complete Solutions Graded A+
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Hondros Bio 254 Exam 1 Questions with Complete Solutions Graded A+
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Hondros Bio 254Exam 1 Questions
with Complete
Solutions Graded A+
Denning Muriithi [Date] [Course title]
, Hondros Bio 254 Exam 1
1. (Chapter 31) lymphatic system Correct Ans: Jan 2021
2. What does the lymphatic system do? Correct Ans: Maintains fluid
balance in the internal environment.
-interstitial fluid is absorbed by tissue cells and reabsorbed by the blood
-absorbs fat in the intestine with special lymph structures called lacteals
3. edema Correct Ans: puffy swelling of tissue from the accumulation
of fluid that can cause tissue distruction
4. the lymph vessels act as "drains " thats- Correct Ans: collect excess
tissue fluid and > venous blood
5. lymph Correct Ans: clear, water- appearing fluid found in the lymphatic
vessels.
-This fluid is isotonic
6. Interstitial Fluid Correct Ans: -fills space between cells
-has a lower protein concentration
7. lymphatic capillaries Correct Ans: -microscopic
-blind end vessel that are the origin of lymphatic vessels
-lymphatic and blood capillary network work side by side
-lymphatic capillaries merge from the lymphatic vessels and drain into
the lymphatic trunk
8. what type of cells are lymphatic capillaries made up of? Correct Ans:
flattened endothelial cells (simple Squamous)
9. lymphatic vessel contains Correct Ans: -thin walls
-valves (these valves are one way)
-lymph nodes
10.as the lymph flows from thin walled capillaries into vessels with a larger
diameter.. the walls become THINER or Thicker? Correct Ans: thicker-
similar to arteries and veins
11.Lymphatic vessel functions Correct Ans: -high molecular weight
substance and even par- ticulate matter from interstitial space
-lacteals absorb fat and other nutrician from the small intestine
-PROTIENS THAT ACCUMULATE IN THE Tissue can only return to the
blood through lymphatics
12.chyle Correct Ans: milky lymph found in lacteals after digestion
contain 1-2% fat.
13. Lymph from
the upper right quadrant drains into the
and empties into the vein Correct Ans: right
lymphatic duct, sub- clavian vein
14.Lymph for the rest of the body drain into the
, Hondros Bio 254 Exam 1
Correct Ans: tho- racic duct
15.thoracic duct originates in the Correct Ans: cisterna chyli
16.where is the cisterna chyli located? Correct Ans: Anterior to the first two
lumbar vertebrae.
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