Flashcards in exam 2 Deck (121)
Formation of glycogen from glucose
breakdown of glycogen to glucose
the breakdown of stored fats into glycerol and fatty acids
The term "essential amino acid" refers to ...
those amino acids that the body cannot synthesize
what muscle churns food in the stomach?
inner oblique layer
what must air pass through when going from the pharynx to the trachea?
structure that prevents food from entering the airway
The membrane that adheres to the outer surface of the lungs
What delivers air to the lobes of the lungs?
An increase in the volume of a container filled with air would have what effect on the pressure of the container?
Decrease the pressure
what does surfactant do?
decreases the surface tension in the alveoli
This volume of air remains in the lungs after maximal expiration.
what will Low PO2 and high PCO2 in the alveoli cause?
constriction of pulmonary capillaries and dilation of bronchioles.
how is the majority of carbon dioxide transported?
as bicarbonate ions
In the tissues, hemoglobin will release some oxygen and bind to...
The chloride shift refers to:
chloride ions moving into or out of the red blood cell.
what controls normal quiet respiration?
ventral respiratory group
The inflation reflex depends upon stimulation of which type of receptor?
When holding our breath for a long time we get the urge to breathe due to:
an increase in CO2.
The chemical and mechanical process of food breakdown is called...
The sheets of peritoneal membrane that hold the digestive tract in place
where is chyme created?
Hydrochloric acid is secreted by which of the secretory cells of the stomach?
The enzymatic breakdown of any type of food molecule is called
what is secretin released in response to?
acidic chyme entering the small intestine
Which vitamin requires intrinsic factor in order to be absorbed?
Chemical digestion reduces large complex molecules to simpler compounds by the process of:
The terminal portion of the small intestine
major function of the large intestine
remove waste materials