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BIOL G220 Unit 4 Lecture Exam Review A
Test Description: Lecture 20 material
Instructions: Answer all questions to get your test result.
1) blood is a type of _______________ tissue
A
lymphatic
B
facial
C
fluid connective
D
vascular
2) blood has two main components
A
lipids and proteins
B
cells and plasma
C
red and white
D
cells and lymph
3) the cells in blood fall into 2 main categories
A
microscopic and macroscopic
B
agranulocytes and granulocytes
C
afferemt and efferent
D
erythrocytes and leukocytes
4) plasma makes up about ____ of the blood by volume
A
55%
B
200%
C
45%
D
75%
5) since the bottom layer of the centrifuge tube contains erythrocytes, they must be ____ than leukocytes
A
faster
B
denser
C
better
D
stronger
6) in addition to water, plasma contains mostly
A
lipids
B
carbohydrates
C
salts
D
protein
7) the most prevalent class of protein in plasma is
A
fibrinogen
B
globulins
C
regulatory
D
albumin
8) fibrinogen is involved in
A
blood clotting
B
osmoregulation
C
nutrient transport
D
immune response
9) in addition to erythrocytes and leukocytes, blood contains formed elements called
A
incessantly by telemarketers
B
cuplets
C
platelets
D
spoonlets
10) the ratio of red blood cell volume to total blood volume is called
A
mean corpuscular hemoglobin concentration
B
hematocrit
C
sedimentation rate
D
erythrofraction
11) the main function of erythrocytes aka RBCs is
A
to prevent infection
B
to confuse anatomy students
C
to transport metabolic gasses in the bloodstream
D
to maintain fluid balance in the body
12) the molecular complex in erythrocytes that selectively binds oxygen and carbon dioxide is
A
insulin
B
erythropoetin
C
haemoglobin
D
lignin
13) hemoglobin or haemoglobin consists of _____ and ____
A
proteins and iron
B
carbohydrates and copper
C
cholesterol and zinc
D
proteolipopolysaccharides and phosphate ions
14) erythrocytes are formed in
A
red bone marrow
B
liver
C
spleen
D
thymus
15) red blood cells are broken down and recycled in the ___ and ___
A
thymus and red bone marrow
B
kidneys and pancreas
C
trick question- they are renewed via mitosis
D
spleen and liver
16) ABO blood 'type' is the result of
A
different shapes or RBC's in the circulation
B
antigens present on the surface of RBCs
C
antigens presented to B lymphocytes by the MCH on helper T cells
D
antibodies produced by RBS's
17) Leukocytes are classified into two structural groups, _______ and ______, based on cellular inclusions
A
granulocytes and agranulocytes
B
thrombolytic and non-thrombolytic
C
coccilus and bacillus
D
nuclear and anuclear
18) among the agranulocytes, ______ have crescent shaped nuclei and transform into macrophages
A
monocytes
B
basophils
C
lymphocytes
D
eosinophils
19) among the granulocytes, ______ contain dark pigmented grana , have bilobed nuclei, and release heparin and histamine during inflamation
A
basophils
B
lymphocytes
C
neutrophil
D
eosinophils
20) erythrocytes can form single-file stacks called
A
panus cakus
B
roleau
C
rotella
D
arrealiia
*select an answer for all questions
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