Respiratory System

Respiratory System

Multiple Choice

The lung is in letter ....

• a

• b

• c

• d

• e

Multiple Choice

The diaphragm is in letter ....

• a

• b

• c

• d

• e

Multiple Choice

The organs in letter d and e are ....

• larynx and bronchi

• pharynx and bronchioles

• trachea and bronchioles

• trachea and bronchi

Multiple Choice

The respiratory organ in the picture is called ....

• lung

• trachea

• bronchioles

• bronchi

Multiple Choice

The "windpipe" is also called the...

• trachea

• bronchi

• bronchioles

• alveoli

Multiple Choice

Name the organ label # 6. 

• alveoli 
• bronchi 
• trachea 
• lungs 

Multiple Choice

What is the site of gas exchange?

• alveoli

• nose

• lung

• bronchi

Multiple Choice

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

Multiple Choice

What are the main organs of gas exchange in the respiratory system?

• diapragm
• lungs
• trachea
• bronchi

Multiple Choice

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body
• to bring oxygen to the body
• to break down food and absorb nutrients
• to remove oxygen from the body and deliver carbon dioxide

Multiple Choice

Respiration is the 

• Intake of oxygen and release of carbon dioxide over a membrane
• Release of energy from food inside cells
• Mechanical movement to inhale and exhale air
• Feature that enable an animal to survive in its habitat

Multiple Choice

The movement by diffusion of oxygen and carbon dioxide across a membrane

• Ventilation
• Breathing
• Gas exchange
• Respiration

Multiple Choice

During gas exchange what enters from alveoli to the capillaries?

• CO₂

• CO

• O₂

• nitrogen

Multiple Choice

Diaphragm is

• part of lungs

• muscle that helps in breathing

• throat muscle

• structure in bones

Multiple Choice

what is found around alveoli?

• capillaries

• pleura

• lymphatic nodes

• saliva

Multiple Choice

What adaptations does the alveoli have for efficient gas exchange?

• thick walls

• thin walls

• small surface area

Multiple Choice

What is the name of two main branches from the trachea (one to each lung)?

• bronchi

• alveoli

• capillaries

• bronchioles

Multiple Choice

The division of the trachea forms

• main bronchi

• alveoli

• lungs

• nose

Multiple Choice

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi

• lungs

• oxygen

• alveoli

Multiple Select

What happens when you breathe in? (tick all that apply)

• diaphragm relaxes and moves up

• diaphragm contracts and flattens

• increases volume in thorax

• reduces volume in thorax

Multiple Choice

Recall which of the following causes inhalation.

• The diaphragm contracting

• The diaphragm relaxing

• The intercostal muscles contracting

• The thorax getting smaller

Multiple Choice

Which of the following is not happening during inhalation?

• the diaphragm contracts

• the rib cage rises up

• expands the volume of the chest cavity

• diaphragm is relaxing

Multiple Select

What happens when you breathe in? (tick all that apply)

• diaphragm relaxes and moves up

• diaphragm contracts and flattens

• increases volume in thorax

• reduces volume in thorax

Multiple Choice

Why is the diaphragm important to the process of breathing?

• It helps air to be taken in and rushed out of the lungs

• It helps control air movement

• It helps to spread air throughout the lungs

• It helps to purify the air

Multiple Choice

How do you describe the condition of the diaphragm as one exhales?

• the diaphragm contracts

• the diaphragm relaxes

• the diaphragm goes down

• both a and c

Multiple Choice

Which of the following happens when you exhale?

• chest cavity expands

• your lumgs become smaller

• your chest cavity becomes smaller

• your lungs take in and give off oxygen

Multiple Choice

The process of movement of air into and out of the lungs is called

• Circulation

• Digestion

• Breathing

• Excretion

Multiple Choice

When we breathe out, our diaphragm becomes

• relaxed and dome shaped

• contracted and flattened

• relaxed and flattened

• dome shaped and contracted

Multiple Choice

Which gas we take out when we exhale?

• Oxygen

• Carbon dioxide

• Nitrogen

• Hydrogen

Multiple Choice

Which gas we take in when we inhale?

• Oxygen

• Carbon dioxide

• Nitrogen

• Hydrogen

Multiple Choice

When we breathe in, our chest moves

• Upward and outward

• Inward and downward

• Upward and downward

• Inward and outward

Multiple Choice

When we breathe in, our chest moves

• Upward and outward

• Inward and downward

• Upward and downward

• Inward and outward