ew Flashcards
what is Food that has been chewed and pushed to the back of the throat
bolus
The bolus is moved to the..
pharynx
Swallowing adaptations helps to ensure
food only goes down the..
esophagus
what seals the pathway to the
trachea to prevent the bolus from getting
into airways
epiglottis
what seals the pathway to the
trachea to prevent the bolus from getting
into airways.
The epiglottis
what is the wave
of muscular contractions
that moves food down the
esophagus called
Peristalsis
what is the main function of the stomach
The main function of the stomach is to hold food and churn it to continue the process of digestion.
what breaks down large protein molecules.
pepsin
he stomach contains gastric juice which is made up of..
hydrochloric acid (pH ~1.5), enzymes and mucus.
what protects the stomach wall from hydrochloric acid.
mucus
what does the small intestine do
it breaks down food and absobs nutrients
What does the big intestine do
Lining absorbs water from indigestible food
what Creats bile which breaks
down fats in food
liver
What STORES bile made in the
liver and releases it into the digestive tract
when needed
Gallbladder
what regulates blood sugar level
by producing insulin
pancreas
The human circulatory system consists of…
blood, the heart, and blood vessels.
what is the main function of the human circulatory symptoms…
transport O2 and CO2 to and from body cells
The heart pumps blood through large blood vessels is called
arteries
The smallest blood vessels are called
capillaries.
the blood flows into larger blood vessels called _____ and eventually returns to the ____.
veins, heart
red blood cells contain
hemoglobin
red blood cells Transports_____ waste away from the body cells
carbon dioxide
white blood cells..
Fight infection and diseases in the body
Tiny cells that help in blood clotting are called
platelets
