Bio study guide digestion and repository system

Large compound are polymers made of

monomers

Proteins are made of

amino acids

Carbohydrates are digested in

simple sugars

lipids are used for

long term energy

Carbs are used for

short term energy

The opposite of digestion (breaking down) is

synthesis

Why do we digest food?

to get energy

what are two types of digestion

mechical and chemical

the rhythmic contractions that move food through the digestive tract are

peristalsil

bile salts help digest

fats

all digestion is done by small chemical named

eneymes

mechanical digestion takes place in the

mouth and stomach

Some chemical digestion takes place in the

mouth and stomach(2)

Most chemical digestion takes place in the

small intestine

___________ are one way doors, they prevent food from leaking back into the esophagus

Valves

All absorption of nutrients takes place in the

small intestine(2)

The small intestine has folds, called

villi

The purpose of the large intestine is to

absorb water

The pancreas makes

digestive eneymes

The liver makes

bile salts and stores glycogn

The ______ is a vestigial organs

appendix

Why do we need oxygen?

to help us burn glucose

Finish the equation: Glucose+oxygen+

Carbon dioxide+water+energy

The above equation is for a process called

cellular respiration

The oxygen enters the alveolus then goes into the ____ then into the ____

Blood,cells

The plural of alveolus is

alveoli

Air comes in through the

mouth and nose

_____ filters the air

Cilia

Another name for “back of the throat” is

pharynx

Another name for “voice box” is

larynx

Another name for “windpipe” is

trachea

The trachea has rings of

cartilage

The trachea branches into

bronchi

What are little branches called?

bronchioles

Another name for air sacs is

alveoli

What is the name of the blood vessel that surrounds the air sacs?

Capillary

Describe how the diaphragm makes us inhale

it contracts (pull down)