Body Systems Flashcards Preview

Science Year 7 > Body Systems > Flashcards

Flashcards in Body Systems Deck (19):
1

Cell

A cell is a micro part of an organism, billions of it make up a human

2

Tissue

A group of cells working to perform a function

3

Organ

A group of tissues working together to perform a function

4

Organ system

A group of organs working together to perform a function

5

Tendon

Joins a muscle to the bone

6

Ligament

Joins 2 bones together

7

Hierarchy of living things

Organism
⬇️
Organ system
⬇️
Organ
⬇️
Tissue
⬇️
Cell

8

Bone

A tissue that forms a hard substance to protect organs or muscles, it is also the structure of the body

9

Joint

A joint is when a bone meets a bone

10

Muscle

Muscles allow the movement of the skeleton

11

Antagonistic muscle pairs

A pair of muscles that work together to control the movement of a joint.

12

What is synovial fluid?

Synovial fluid reduces friction of bone to allow more movement

13

What does cartilage do?

Cartilage acts as a lubricant for the bones, it is also shock absorber and reduces friction much like synovial fluid

14

Bone marrow

Bone marrow produces red blood cells for the organism

15

Inhalation

When you breath in oxygen and your lungs and ribs expand

16

Exhalation

When you breath out carbon dioxide and your lungs and ribs contract

17

What is the skull also known as?

Cranium

18

What is the thigh bone also called?

The femur

19

Another name for the shoulder blade is...

The scapular