ANATOMY QUIZ -
Blood/Heart/Circulation
✅✅
Are platelets cells complete cells? - -No; they are cell
FRAGMENTS
They only survive for 5-10 days and close cuts
Are red blood cells complete cells? - ✅✅-No; they have no nuclei or
other organelles
They survive for 120 days
Are white blood cells complete cells? - ✅✅ -Yes; they survive for 21
days
They are the only formed elements that are complete
From where should phlebotomists take blood from? - ✅✅ -VEINS!
They shouldn't take blood from arteries because the blood will gush out
How does the heart itself receive nourishment? - ✅✅ -The left and right
coronary arteries supply the heart with oxygenated blood
✅✅
How many amino acids/protein digestion products do we have? -
-20 amino acids
✅✅
How many layers of the pericardium are there? What are they? -
-Five main layers
1. Fibrous pericardium
2. Parietal layer (serous pericardium)
3. Visceral layer/epicardium (serous pericardium)
4. Myocardium
5. Endocardium
How many lymph nodes are in the body? - ✅✅-500-600
Is HDL (high-density lipoprotein) fat good or bad? - ✅✅-Good!
, Is LDL (low-density lipoprotein) fat good or bad? - ✅✅-Bad!
What are B lymphocytes (B cells)? - ✅✅-give rise to plasma cells,
which produce antibodies
✅✅-An interwoven network of capillaries
What are capillary beds? -
What are chordae tendineae? - ✅✅-Small fibrous tissues that anchor
the cusps of valves to the papillary muscles
What are macrophages? - ✅✅ -mature monocytes that are actively
phagocytic (fight against viruses)
Having a lot of monocytes in our system is a bad sign
✅✅-Large cells with multi-lobed nuclei
What are megakaryocytes? -
What are monocytes? - ✅✅-type of white blood cell that's formed in
the bone marrow
Very important for immune system
Live long
What are neutrophils? - ✅✅-Type of white blood cell that kills microbes
during phagocytosis
Short-lived
What are papillary muscles? - ✅✅-Small muscles that anchor the
chordae tendineae (heart strings)
What are some characteristics of arterioles? - ✅✅-Smallest arteries
Lead to capillary beds
Control blood flow to capillary beds
What are some characteristics of continuous capillaries? - ✅✅-LEAST
permeable
Form the BBB (blood brain barrier)
The most common type of capillary
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