Level 3 BTEC SPORT

?
What happens during inspiration?
Intercostal muscles between the ribs contract putting the chest walls up and out The diaphragm muscles bellow the lungs contracts and flattens, increasing the size of the chest The lungs increase in size so the pressure inside them falls, this causes
1 of 11
What happens during expiration?
Intercostal muscles between the ribs relax so that the chest moves in and down The diaphragm muscle bellow the lungs relaxes and bulges up reducing the size of the chest The lungs decrease in size so the pressure inside increases and air is pushed u
2 of 11
How is breathing controlled? and what is the neural process of this?
This is controlled by the medulla obligated in the brain (respiratory centre) Impulses are sent to the neurons which control breathing
3 of 11
What is the purpose of the nasal cavity?
Hairs in the nose will filter out dust pollen and foreign bodies Air is warmed and moistened Cilia transports foreign particles to the pharynx
4 of 11
What are the three types of muscle?
Skeletal Cardiac Smooth
5 of 11
What are the Key characteristics and some examples of cardiac muscles?
Involuntary Works continuously Special type of tissue with own blood supply Contracts to help move blood around Examples- heart wall
6 of 11
What are the Key characteristics and some examples of skeletal muscles?
Stripy Gets fatigued Connected by tendons Voluntary Examples- bicep + triceps
7 of 11
What are the two types of postural deviations?
Kyphosis (hunched back) Scoliosis (sideways curvature)
8 of 11
Total Lung Volume =
6.0 Litres
9 of 11
Vital Capacity =
4.8 Litres
10 of 11
Respiratory Reserve Volume =
1.2 Litres
11 of 11

Other cards in this set

Card 2

Front

What happens during expiration?

Back

Intercostal muscles between the ribs relax so that the chest moves in and down The diaphragm muscle bellow the lungs relaxes and bulges up reducing the size of the chest The lungs decrease in size so the pressure inside increases and air is pushed u

Card 3

Front

How is breathing controlled? and what is the neural process of this?

Back

Preview of the front of card 3

Card 4

Front

What is the purpose of the nasal cavity?

Back

Preview of the front of card 4

Card 5

Front

What are the three types of muscle?

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Physical Education resources:

PE Btec
See all Physical Education resources »See all Anatomy & physiology resources »