bio lec final pt.1
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first to respond to an infection?
responsible fro specific immunity to specific pathogens?
lessens allergic reaction by phagocytizing antigen antibody complex?
release histamine and heparin?
phagocytize pathogens old cells debrie?
swelling of a wound site is the result of secretion of?
lungs excrete? CO2 and influence the level of wich ion?
alveoli surfactant keeps cells moist for efficient diffusion of CO2 and O2
which are the 4 common pathogens?
- dead & dying cells
- prions=weird proteins=mad cow disease
- manmade chemicals
- hydrcarbons (phatalates)
bile is produced by? and stored by?
wich structure absorbs the majority of the nutrients?
small intestine; duodenum, jejunum, ileum
the majority of digestion is completed in the?
duodenum and jejunum
saliva contains ? enzyme that digest starch amylose?
amylase; cuts amylose into maltose (disacharide)
the ring of smooth muscle that opens and closes the opening of the stomach is called the ?
the epithelium of the stomach secretes?
enzymes secreted the stomach digest?
pepsin in the stomach digest protein
the first part of the small intestine is called?
which important oil is found in fish?
omega 3 fatty acid
vili are most important because vili?
allows for more surface are, more efficient absorption
bile salts accelerate the digestion of?
a diet high in fiber can lower the chances of?
high stomach acidity increases?
pepsinogen into pepsin; cuts more protein
the primary function of the large intestine is?
- recycles water
- concentrates waste
- holds bacteria; normal flora
the pancreas secretes 4 enzymes that digest?
- enzymes are proteins
- protease; trypsin, chymotrypsin, carbohypeptidase
the hormones that the pancreas produces are?
- insulin: lower blood glucose levels
- glucagon: cuts glycogen, raises glucose in response to activity
the 7 functions of the liver include?
- makes bile
- detox blood
- stores iron
- plasma protein
- forms cholesterol
- makes urea
- stores glycogen
ducts from the pancreas and liver enter the?
the element speciafically associated with muscle contraction is?
the energy source for muscles to slide past each other in muscles is?
muscle is uninucleated, nonstriated, and located in the walls of internal organs and blood vessels?
muscle fibers that are striated voluntary are?
muscle fibers that are striated with intercalated disks are?
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