7th Grade Semester Review

1
7th Grade Semester Review
2
Divide a paper into four sections

• Write a system Write a system and
• You see on the its function in each
• Next slide. Write square.
• The function.

3
What is the function ofthe integumentary system?

• It protects
• Regulates temperature
• Includes your touch senses
• Secretes oil

4
What is the Function of the Respiratory System

• To supply the blood with oxygenin order for the
  blood to deliver oxygen to all parts of the body
• To release carbon dioxide gas

5
What is the function of theurinary system
(excretory)?

• The urinary system rids the blood of wastes
  produced by the cells.
• Gets rid of excess salts

6
What is the function of thedigestive system ?

• The digestive system breaks down food into
  useable nutrients.

7
Make a T- chart - writethe differences under
each column

• Small Intestine Large Intestine
• Most chemical absorbs water
• digestion occurs mechanical digestion
• here
• Absorbs nutrients

8
What happens in the small intestine? What
happens in the large intestine?
Nutrients are absorbed.
Water is absorbed.
9
Write the letters A F

• A
• B
• C write the correct name for
• D each picture shown label
• E mechanical or chemical
• F digestion

10
A
C
B
D
E
F
_____ 5. Food mixes with saliva _____ 6.
Excretion of wastes _____ 7. Peristalsis _____
8. Gas and Heat are produced
_____ 1. Teeth grinds food _____ 2. Absorption of
water occurs here _____ 3. Absorption of
nutrients occurs here _____ 4. Food mixes with
acids
Match each illustration to a description. Some
will be used more than once. Tell whether each
part has mechanical or chemical digestion.
11
A
C
B
mechanical
Mechanical and chemical
mechanical
D
E
F
Mechanical
Mechanical and chemical
Mechanical
A 5 Food mixes with saliva F 6 Excretion of
wastes B (D AND E) 7 Peristalsis C 8 Gas and
Heat are produced
A 1 Teeth grinds food E 2 Absorption of water
occurs here D 3 Absorption of nutrients occurs
here C 4 Food mixes with acids
Match each illustration to a description. Some
will be used more than once.
12
Do the next two slides as a class

• If you disagree with someone else, lets hear why
  !

13
Match the type of digestion with each
description. You may use choices more than once
or not at all.

• A. Chemical Digestion
• B. Mechanical Digestion
• C. Neither
• D. Both
• ___mouth grinds food into small pieces
• ___stomach churns food with digestive acids
• ___peristalsis moves food down the esophagus
• ___small intestine continues to break down food
  absorb nutrients, and move food with peristalsis
• ___liver produces bile that is used later

B
A
B
D
C
14
Match the type of digestion with each
description. You may use choices more than once
or not at all.

• A. Chemical Digestion
• B. Mechanical Digestion
• C. Neither
• D. Both
• _B__mouth grinds food into small pieces
• _A__stomach churns food with digestive acids
• _B__peristalsis moves food down the esophagus
• _D__small intestine continues to break down food
  absorb nutrients, and move food with peristalsis
• _C_liver produces bile that is used later

15
Complete the analogies (write them in your
journal)

• A nucleus in a cell functions like the ______ in
  a person.
• The vacuole in a cell functions like the
  _________ in a person.
• The cell membrane in a cell functions like
• ______________ in a person.

16
Complete the analogies

• A nucleus in a cell functions like the ______ in
  a person.
• The vacuole in a cell functions like the
  _________ in a person.
• The cell membrane in a cell functions like
• ______________ in a person.

brain
bladder
skin
17
Title your paper organic compounds and write
the correct example from the list below
H
O
N
Cl
2
2
2
2
N
C
O
O
H
N
O
O
2
2
2
18
organic compoundsMUST CONTAIN CARBON
H
O
N
Cl
2
2
2
2
N
C
O
O
H
N
O
O
2
2
2
19
Draw the Excretory system andlabel the parts and
functions
20
Kidneys

• Kidneys filter wastes
• and excess water
• from the blood.

21
Ureters

• tubes that
• take urine from
• the kidney to the
• urinary bladder.

22
Urinary Bladder

• a sack that stores urine.

23
Urethra

• small tube that leads urine out of the body.