structure and function of body systems Flashcards Preview

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Flashcards in structure and function of body systems Deck (29)
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1
Q

multicellular organism

A

an organism made up of multiple cells

2
Q

tissue

A

a group of similar cells working together to perform a function.

3
Q

organ

A

a group of tissues working together to perform a function

4
Q

organ system

A

a group of organs working together to perform a function.

5
Q

gas exchange

A

the transfer of gases between an organism and its environment

6
Q

lungs

A

the organ in which gas exchange takes place

7
Q

ribcage

A

the bones that protect the lungs

8
Q

respiratory system

A

the organs involved in gas exchange

9
Q

trachea

A

a tube that helps air get to the lungs

10
Q

alveolus

A

a structure inside the lungs where gas exchange takes place with the blood

11
Q

inhale

A

breathing in, to take in oxygen

12
Q

respiration

A

a chemical reaction where food and oxygen are converted into energy, water and carbon dioxide

13
Q

exhale

A

breathing out, to remove carbon dioxide

14
Q

condense

A

the change of state from gas to liquid

15
Q

contract

A

get smaller

16
Q

diaphragm

A

the sheet of muscle used in breathing

17
Q

lung volume

A

the amount of oxygen that can be taken in at one time

18
Q

bone

A

a tissue that forms a hard structure, used to protect organs and or movement

19
Q

skeleton

A

all of the bones together in an organism

20
Q

support

A

the support in an organism that keeps it together

21
Q

protect

A

things that are protected in an organism

22
Q

bone marrow

A

is inside larger bones, produce red blood cells

23
Q

biomechanics

A

study of the mechanical laws relating to the movement or structure of living organisms.

24
Q

joint

A

a part of the skeleton where two bones join together

25
Q

cartilage

A

the strong, smooth tissue that covers the end of bones to prevent them rubbing together

26
Q

ligament

A

joins two bones together

27
Q

newtons

A

a unit of force

28
Q

tendon

A

joins a muscle to a bone

29
Q

antagonistic muscles

A

a pair of muscles that work together to control the movement at a joint - as one muscle contracts, the other relaxes