Respiratory System Recap

Respiratory System Recap

Fill in the Blank

What is the main organ in the respiratory system?

Multiple Choice

The respiratory system is responsible for taking in oxygen.

• True

• False

Multiple Choice

Which part of the respiratory system does air pass through first?

• Alveoli

• Trachea

• Pharynx

• Bronchioles

Fill in the Blank

What is flap of cartilage at the top of the larynx that covers the oesophagus when breathing?

Multiple Choice

What shape are the rings of cartilage in the trachea?

• D

• U

• O

• C

Fill in the Blank

How many bronchioles are there?

Multiple Choice

Which part of the respiratory system does air pass through first?

• Alveoli

• Trachea

• Pharynx

• Bronchioles

Multiple Choice

Which is the outer layer of the pleural membrane?

• Visceral Pleura

• Parietal Pleura

• Thoracic Cavity

• Diaphragm

Fill in the Blank

What gets secreted over the lungs to prevent friction?

Multiple Choice

How many lobes does the left lung have?

• 4

• 3

• 2

• 1

Fill in the Blank

What is the name of the space in the left lung to accommodate the heart?

Multiple Select

Which muscles contract as we breathe in?

• Diaphragm

• External Intercostals

• Internal Intercostals

Fill in the Blank

What is the name given to the amount of air left in the lungs following full expiration?

Multiple Choice

What is the name given to the maximum amount of air that can be breathed in and out in one breath?

• Tidal Volume

• Vital Capacity

• Total Lung Capacity

• Inspiratory Reserve Volume

Multiple Choice

At rest, what is the average number of breaths taken?

• 8

• 14

• 10

• 12

Multiple Choice

Which term means "The pressure exerted by a single gas in a mixture of gases"

• Diffusion

• Partial Pressure

Multiple Choice

When blood returns towards the lungs from the body, which statement is correct?

• High concentration of CO2 in the blood and low in the lungs

• Low concentration of CO2 in the blood and high in the lungs

Multiple Choice

When we breathe in, what happens to the partial pressure of O2 in the lungs?

• Decreases

• Stays the same

• Increases

Fill in the Blank

When oxygen combines with haemoglobin, what does it become?

Multiple Choice

Which intercostal muscles contract when we breathe in?

• External

• Internal

Multiple Choice

What happens to the pressure in the lungs when the volume of the thoracic cavity is increased?

• Decreases

• Stays the same

• Increases

Multiple Choice

At rest, the internal intercostal muscles do not need to contract when breathing out.

• True

• False

Multiple Choice

The abdominals will contract to assist expiration during exercise.

• True

• False

Multiple Choice

What happens to the pressure in the lungs when the volume of the thoracic cavity is decreased?

• Decreases

• Stays the same

• Increases

Fill in the Blank

What controls neural control of breathing?

Fill in the Blank

In chemical control of breathing, which receptors detect an increase in CO2 levels?

Multiple Choice

What is the name of the nerve that the signal to increase breathing is sent down?

• Peripheral

• Accelerator

• Vagus

• Phrenic