Anatomy Flashcards
Where is cysterna chyli located?
L1-L2
Which vein does the majority of lymph ends up in
Left brachiocephalic
Size of lymphatic nodes?
Few mm ~ 2cm
Where are palatine tonsils located?
Between palatopharyngal & palatoglossal folds
What are palatine tonsils covered by?
Stratified squamous epithelium
What are pharyngal tonsils covered by?
Pseudostratified columnar epithelium
What are lingual tonsils covered by?
Stratified squamous epithelium
Where is the thymus located?
Below the thyroid and above the 4th rib (variable though)
Where is the spleen located?
Left hypochondrium 9th-11th ribs
What percentage of total body weight is blood?
8%
Volume of blood in men and women?
5.5 & 5 Liters
What’s the diameter of RBCs?
8 um
Thickness of RBCs?
1 um centre ; 2 um edge
Normal hemoglobin range for men?
15.5 +/- 2 g/dl
Normal hemoglobin range for women?
13.5 +/- 2 g/dl
Normal RBC count?
5.2 million/mm^3 men
4.7 million/mm^3 women
What is the enzyme converting CO2 to H2CO3 called?
Carbonic anhydrase
What percentage of leukocytes are Neutrophils?
60-70%
What percentage of leukocytes are Eosinophils?
1-4%
What percentage of leukocytes are Basophils?
0.5%
What percentage of leukocytes are lymphocytes?
25-33%
What percentage of leukocytes are monocytes?
2-6%
What’s the diameter of granulocytes?
12-15 um
Lifespan of neutrophils?
A week
What does the increase in neutrophils indicate?
Acute bacterial infection
What is the function of arylsufatase ?
Break down leukotrienes
What does an increase in eosinophils indicate?
Allergy or parasitic infestation
What color is the cytoplasm of monocytes?
Sky blue
Diameter of platelets?
3 um
Lifespan of platelets?
10 days
At what age does the thymus atrophy?
13
How many crypts does palatine tonsil have?
10-20
How many crypts does pharyngal tonsil have?
None
How many crypts does lingual tonsil have?
1 each
What do the internal illiac lymph nodes drain?
Buttock & perineum
What do the external iliac lymph nodes drain?
Lower limb
What does the popliteal lymph node drain?
Calves
