Digestive System
Learning outcomes (to be able to):
Content: name and
explain structures of digestive system and their functions.
Language:
describe flow of food through the digestive system using sequential transition
words (subsequently, previously, eventually, next, before (this), afterwards,
after (this), then)
Exercise 1. Step one
(individual work): Match
the key terms of the respiratory and digestive systems with their definitions.
|
1. epiglottis |
a. one of the two organs in your body
that you breathe with. |
|
2. trachea |
b. an organ of the body which produces a
substance that the body needs, such as hormones, sweat, or saliva. |
|
3. lung |
c. the liquid inside your stomach that
helps you to digest food. |
|
4. esophagus |
d. the tube that takes air from your
throat to your lungs. |
|
5. gland |
e. the tube through which food passes
down from your mouth to your stomach. |
|
6. gastric juices |
f. the piece of flesh that hangs down at
the back of your throat. |
Step two. Discuss your answers with shoulder partner.
Exercise 2. Step one
(individual work). Match
the given words and phrases with the numbers on the picture.
Words and phrases to
use:
A.
Esophagus
B.
Stomach
C.
Large
intestine
D.
Ingestion
of food
E.
Feces
F.
Anus
G.
Pharynx
H.
Small
intestine
I. Defecation
Exercise 3. Step one
(individual work). You
will hear the following words in the video. Do you know their meaning? Match
the words with their translation in your native language. Use a dictionary to
help you.
trigger squeeze
esophagus stomach
digestive juices absorb
unrecognizable bile
fats nourishment
intestines proteins
Step two (individual work). Answer questions after watching the video
(https://goo.gl/wqoLLI).
1.
How
are muscular contractions of the alimentary tract controlled?
2.
What
is the function of the stomach according to the video?
3.
What
bile is used for?
4.
Where
does the body take its nourishment from?
Step three (pair and
team work). Discuss your
answers with the face partner and class.
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