Cell Systems

Question 0

This covers outside surfaces and inside surfaces of your body

Answer 0

Epithelial tissue

Question 1

What is tissue

Answer 1

A group of cells is similar in shape and function

Question 2

Tissues organized into larger structures

ie. Heart

Answer 2

Organs

Question 3

What are organ groups that have related functions called

Answer 3

Organ systems

Question 4

Name the 6 body systems

Answer 4

Circulatory
Nervous
Excretory
Digestive
Respiratory
Endocrine

Question 5

Micro organism/microbes

Answer 5

Micro organism/microbes
Only visible under microscope-
They are unicellular organisms

Question 6

List unicellular invaders

Answer 6

Bacteria
Protists
Fungi

Question 7

What is the most primitive micro organism

Answer 7

Bacteria, such as parasites

Parasites must live off a body

Question 8

Bacteria are prokaryotic- no nucleus

T or f

Answer 8

T

Question 9

What is a protist

Answer 9

In ponds
Unicellular organisms
Neither plant or animal
Eukaryotic

Question 10

What are diatoms

Answer 10

Plant like protists

Found in fresh/ salt water

Question 11

What is euglena

Answer 11

Protist
If a lot of sunlight it makes its own food like plants
If not feeds on other cells

Question 12

Animal like like protists

Answer 12

Amoeba- changes shape as it moves by stretching out cytoplasm like an arm, called pseudopod - uses to get food
Paramecium- uses cilia to move and a grove to sweep food in

Question 13

Invader Fungi

Answer 13

Uni and multicellular
Yeast- unicellular
Multi- bread mould or mushrooms

Question 14

What is a disease

Answer 14

Any condition harmful to or interferes with the well being of an organism

Question 15

What is an infection

Answer 15

Agents that invade the body and interfere with normal activities of the cell

Question 16

Name the categories of invaders to the body

Answer 16

Bacteria
Fungi
Protists
Viruses

Question 17

Are viruses living things

Answer 17

No because they are not true cells
No nucleus,cytoplasm, organelles or membrane
They take over cells and use it like a factory to make more
It’s a small strand of genetic info

Question 18

Name some viruses

Answer 18

Colds
Cold sores
Influenza (flu)
HIV

Question 19

How we defend against viruses

Answer 19

Direct attack by white blood cells -engulf invader

Pus is made of strands of proteins after attack of white blood cells

Question 20

Another to defend against disease is with ______

Answer 20

Antibodies- special white blood cells and they lock onto invading organisms
Antibodies use markers of invader to lock onto them and destroy the invader

Question 21

Nostrils

Answer 21

Intake air

Question 22

Nasal passage

Answer 22

Warms, filters and moistens air

Question 23

Pharynx

Answer 23

Back of throat

Passage way for air and food

Question 24

Larynx

Answer 24

Contains vocal cords

Question 25

Epiglottis

Answer 25

Flap that keeps food out of trachea

Question 26

Trachea

Answer 26

Main passage way for air

Windpipe

Question 27

Bronchi

Answer 27

Tubes that carry air from trachea to left and right lung

Question 28

Bronchioles

Answer 28

Takes air to alveoli

Question 29

Blood vessels

Answer 29

Brings blood high in co2 and takes blood high in O2 back out

Question 30

Capillaries

Answer 30

Tiny vessels where blood cells enter single file and absorb O2 from air and release co2

Question 31

Alveoli

Answer 31

Tiny air sacs where gas exchange takes place O2 and co2

Question 32

Diaphragm

Answer 32

Muscle that contracts when we inhale and relaxes when exhaling

Question 33

Ribs

Answer 33

Protects organs and aides in breathing

Question 34

Name the 4 different protists

Answer 34

Euglena- both
Diatoms- plant like
Amoeba- animal
Paramecium- animal