Shared Flashcard Set

Details

Ch.17 Blood
Ch.17 Blood
78
Anatomy
Undergraduate 3
10/29/2015

Additional Anatomy Flashcards

 


 

Cards

Term
fluid in the vessels of the cardiovascular system
Definition
Blood
Term
blood is a specialized type of ______?_____
Definition
connective tissue
Term
circulation of blood is powered by the ...
Definition
pumping action of the heart
Term
what things does blood carries throughout the body?
Definition
respiratory gases, nutrients, waste, and hormones
Term
blood helps body regulate _____?____
Definition
temperature
Term
Blood volume makes up __% of total body mass
Definition
8
Term
the blood volume in males is _______?______
Definition
5-6 liters
Term
the blood volume in females is _______?______
Definition
4-5 liters
Term
blood contains _____ and _____ components
Definition
cellular and liquid
Term
red blood cells (RBCs) are also known as _________
Definition
erythrocytes
Term
percentage of whole blood occupied by RBCs;
Definition
Hematocrit
Term
the Hematocrit in males is
Definition
47% ± 5%
Term
the Hematocrit in females is
Definition
42% ± 5%
Term
white blood cells (WBCs) are also known as _________
Definition
leukocytes
Term
straw-colored, sticky fluid portion of blood
Definition
Plasma
Term
Plasma is Approximately ___% water
Definition
90
Term
Blood Contains over ___ different molecules including: ions, nutrients, wastes, and proteins
Definition
100
Term
the 3 main proteins in blood are
Definition
• albumin
• globulins
• fibrinogen
Term
functions in clotting Formed Elements
Definition
fibrinogen
Term
function in immune response and transport
Definition
globulins
Term
functions mainly in osmoregulation
Definition
albumin
Term
Only ________ are true blood cells
Definition
leukocytes
Term
Erythrocytes transport _____?____
Definition
Oxygen
Term
Erythrocytes are ____μm in diameter
Definition
7.5
Term
Erythrocytes have a _____ shape
Definition
Biconcave
Term
the Biconcave of Erythrocytes gives them __% more surface area
Definition
30
Term
which is the Most numerous of the formed elements in blood?
Definition
Erythrocytes
Term
females have _______ million red blood cells per cubic millimeter (mm³)
Definition
4.3 – 5.2
Term
males have _______ million red blood cells per cubic millimeter (mm³)
Definition
5.2 – 5.8
Term
Mature RBCs have no ____ or _____
Definition
organelles ; nuclei
Term
mm³ means ...
Definition
cubic millimeter
Term
oxygen-carrying protein
Definition
Hemoglobin
Term
discounting H2O, RBCs are____% hemoglobin
Definition
97
Term
each RBC contains approximately ____million hemoglobins!!!
Definition
280
Term
What is the lifespan of erythrocytes?
Definition
100–120 days
Term
Where do erythrocytes (RBCs) originate from?
Definition
from within bone
Term
Granulocytes have a nucleus with several lobes or so divided as to appear to be multiple, and are described as ...
Definition
polymorphonuclear
Term
white blood cells are also known as __________
Definition
Leukocytes
Term
how many Leukocytes are there per cubic millimeter (mm³) in the bloodstream?
Definition
approximately 4,800 – 11,000
Term
Leukocytes protect the body from infectious ____?_____
Definition
microorganisms
Term
where do Leukocytes function?
Definition
outside the bloodstream in C.T.
Term
process of circulating leukocytes leaving the capillaries
Definition
Diapedesis
Term
what are the two categories of leukocytes?
Definition
Granulocytes
Agranulocytes
Term
All granulocytes are cell eating , therefore they are all ____?_____
Definition
phagocytes
Term
most numerous white blood cell (60% of WBCs)
Definition
Neutrophils
Term
Neutrophils phagocytize and destroy ____?_____
Definition
bacteria
Term
Neutrophils initiate ____?___
Definition
inflammation
Term
how many interconnected lobes does a Neutrophil's nucleus have?
Definition
two to six
Term
compose 1–4% of all WBCs
Definition
Eosinophils
Term
the granules in Eosinophils contain ____?____
Definition
digestive enzymes
Term
Eosinophils play roles in ___?____ by phagocytosing allergens
Definition
ending allergic reactions
Term
what are allergens?
Definition
parasitic infections
Term
how do Eosinophils phagocytose allergens?
Definition
by releasing parasite-digesting enzymes
Term
about 0.5% of all leukocytes = rarest
Definition
Basophils
Term
the Nucleus of Basophils usually has ____ lobes
Definition
two
Term
Granules in Basophils secrete _______
Definition
histamines
Term
histamines function in ____?_____
Definition
inflammation and mediation of parasitic infections
Term
intervention in a dispute in order to resolve it
Definition
mediation
Term
compose 20–45% of WBCs
Definition
Lymphocytes
Term
Lymphocytes act against specific foreign molecules called _?___
Definition
antigen
Term
Which cells are The most important cells of the immune system?
Definition
Lymphocytes
Term
lymphocytes are effective in fighting ______
Definition
infectious organisms
Term
most Lymphocytes are found in ______ tissue
Definition
lymphoid
Term
the nucleus of Lymphocytes appears ____?___ when stained
Definition
dark purple
Term
what are the two Main classes of lymphocytes?
Definition
T cells = T-lymphocytes
B cells
Term
attack foreign eukaryotic cells directly
Definition
T cells = T-lymphocytes
Term
multiply to become plasma cells; secrete antibodies; mostly attack bacteria and bacterial toxins
Definition
B cells
Term
Another class of lymphocytes that attacks cells that lack “self” surface molecules
Definition
Natural Killer cells
Term
compose 4–8% of WBCs. The largest leukocytes
Definition
Monocytes
Term
the nucleus of monocytes is shaped like a _______
Definition
kidney
Term
Monocytes transform into ___?_____
Definition
macrophages
Term
phagocytic cells against a variety of foreign cells, molecules, and tiny pieces of debris
Definition
macrophages.
Term
cell fragments that break off from megakaryocytes
Definition
Platelets / thrombocytes
Term
What is the function of platelets?
Definition
clotting of blood
Term
platelets adhere to collagen near the edges of tears in _____
Definition
blood vessels
Term
platelets release chemicals that attract ___?____
Definition
clotting proteins
Term
the clotting proteins released by platelets cause ____?____ and initiate inflammation
Definition
vasoconstriction
Term
what is the lifespan of platelets?
Definition
5 to 10 days
Supporting users have an ad free experience!