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BIOL 235 final Exam(502 questions and answers).
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BIOL 235 final Exam(502 questions and answers).
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BIOL 235 finalExam(502 questions
and answers)
Erythrocytes contain the enzyme - answer
carbonic anhydrase
carbonic anhydrase catalyzes - answer the
conversion of metabolically produced C)2 and
water into carbonic acid
fixed phagocytic macrophages - answer remove
most old erythrocytes from circulation
Location of fixed phagocytic macrophages - answer
narrow capillaries of the spleen
Undifferentiated cells called pluripotent stem cells
reside - answer in the bone marrow
pluripotent stem cells - answer continuously
divide and develop myeloid stem cells and
,lymphoid stem cells to give rise to each of the
types of blood cells
emigration or diapedesis - answer The process of
leukocytes squeezing through the capillary
endothelium to exit the vasculature
agglutinins - answer genetically-determined
glycoprotein and glycolipid antigens found on the
surface of an erythrocyte
ESV - answer volume of blood in the ventricle
after ejection has been completed
Increase in ESV when - answer stroke volume is
decreased
Three cations with important effect on heart
function - answer K+, Ca2+, and Na+
Increased blood levels of NA+ - answer blocks
Ca2+ inflow and decreases force of contraction
Excess in K+ - answer blocks generation of action
potentials
,pharynx - answer serves as a sound resonating
chamber, contains tonsils, directs air flow inferiorly
larynx - answer passes air form pharynx into
windpipe, site of sound production
paranasal sinuses - answer resonates sound, not
part of the pharynx
fauces - answer opening from oral cavity into
pharynx
tertiary bronchus - answer carries air to a
segment of a lung
terminal bronchiole - answer carries air directly
into a respiratory bronchiole
pleural membranes - answer surround the lungs
surfactant - answer reduces surface tension at
sites of gas exchange
alveoli - answer actual sites of gas exchange
, eupnea - answer normal, quiet breathing
costal breathing - answer shallow breathing using
just the external intercostal muscles
compliance - answer amount of effort required to
expand the lungs and chest wall
inspiratory capacity - answer tidal volume +
inspiratory reserve volume, usually about 3600 mL
in males
vital capacity - answer tidal volume + inspiratory
reserve volume + expiratory reserve volume;
usually about 4800 mL in males
functional residual capacity - answer residual
volume + expiratory reserve volume; usually about
2400 mL in males
Henry's law - answer states that the amount of
gas that will dissolve in a liquid is proportional to
the partial pressure of that gas and its solubility
Bohr effect - answer when pH decreases, O2
saturation of hemoglobin decreases
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