Lesson | Unit 4B.1 | The Respiratory System | Bio 20

Multiple Choice

What is required by cells to fuel the processes needed for survival?

• Nitrogen

• Oxygen

• Hydrogen

• Helium

Multiple Choice

Fill in the blank: A waste product of cellular respiration is ______.

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

Multiple Choice

Which of the following is produced during cellular respiration?

• Energy

• Water

• Carbon Dioxide

• All of the above

Multiple Choice

What do cells need to make ATP?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Helium

Multiple Choice

Fill in the blank: Cells exhale to get rid of ______.

• Oxygen

• Carbon Dioxide

• Hydrogen

• Nitrogen

Multiple Choice

a is pointing to..

• nose

• nasal cavity

• trachea

• larynx

Multiple Choice

b is pointing to..

• nose

• pharynx

• trachea

• larynx

Multiple Choice

c is pointing to..

• alveoli

• diaphragm

• trachea

• larynx

Multiple Choice

d is pointing to..

• right lung

• left lung

Multiple Choice

e is pointing to..

• alveoli

• diaphragm

• trachea

• larynx

Multiple Choice

f is pointing to..

• nose

• nasal cavity

• trachea

• larynx

Multiple Choice

g is pointing to..

• nose

• nasal cavity

• trachea

• larynx

Multiple Choice

h is pointing to..

• nose

• nasal cavity

• trachea

• larynx

Multiple Choice

i is pointing to..

• bronchi

• bronchioles

• trachea

• larynx

Multiple Choice

j is pointing to..

• bronchi

• bronchioles

• trachea

• larynx

Multiple Choice

k is pointing to..

• right lung

• left lung

Multiple Choice

What is the function of ciliated cells in the nasal passages?

• To secrete hormones

• To filter and moisten incoming air

• To produce sound

• To absorb nutrients

Multiple Choice

The nasal passages are lined with cells that secrete ______.

• Saliva

• Mucus

• Sweat

• Tears

Multiple Choice

What role do turbinate bones play in the nasal passages?

• They produce mucus

• They increase surface area and warm the air

• They filter bacteria

• They produce sound.

Multiple Choice

Which of the following is NOT a function of the nasal passages?

• Filtering air

• Moistening air

• Producing sound

• Warming air

Multiple Choice

The heat from blood vessels in the nasal passages helps to ______ the air.

• Cool

• Moisten

• Warm

• Filter

Multiple Choice

What is the function of the pharynx?

• Passageway for air only

• Passageway for food only

• Passageway for both air and food

• Passageway for blood

Multiple Choice

The epiglottis is a flap of cartilage that lies behind the ____.

• Tongue

• Teeth

• Nose

• Larynx

Multiple Choice

Which of the following structures must be covered during swallowing to prevent food from entering the lungs?

• Pharynx

• Epiglottis

• Glottis

• Trachea

Multiple Choice

The glottis is the opening to the ____. A) Esophagus B) Stomach C) Trachea D) Lungs.

• Esophagus

• Stomach

• Trachea

• Lungs

Multiple Choice

What role does the epiglottis play during swallowing?

• Opens the trachea

• Closes the trachea

• Opens the esophagus

• Closes the esophagus

Multiple Choice

What is the function of the larynx?

• It carries air to the lungs

• It contains the vocal cords

• It supports the rings of cartilage

• It filters the air.

Multiple Choice

The trachea is supported by rings of ______.

• Bone

• Muscle

• Cartilage

• Fat

Multiple Choice

Why do men generally have deeper voices than women?

• A) Larger vocal cords

• B) Smaller vocal cords

• C) More air in the lungs

• D) Less air in the lungs

Multiple Choice

Which part of the respiratory system is known as the 'voice box'?

• Trachea

• Larynx

• Lungs

• Bronchi

Multiple Choice

The larynx contains the vocal cords, which contract and vibrate when you speak. True or False?

• True

• False

Multiple Choice

What is the primary function of the bronchi?

• To carry air from the trachea into the lungs

• To filter blood

• To produce mucus

• To exchange gases.

Multiple Choice

The bronchi are supported by ________.

• Muscles

• Cartilaginous rings

• Bones

• Ligaments

Multiple Choice

What lines the bronchi?

• Cilia and mucus-producing cells

• Blood vessels

• Nerve endings

• Muscle fibers

Multiple Choice

Bronchioles are subdivisions of the bronchi within each lung. True or False?

• True

• False

Multiple Choice

Which of the following do bronchioles lack?

• Cilia

• Cartilage

• Mucus-producing cells

• Blood vessels

Multiple Choice

What are alveoli?

• Tiny clusters of air sacs found at the end of bronchioles

• Large air sacs found in the trachea

• Muscles that help in breathing

• Cells that produce mucus

Multiple Choice

Where does the exchange of gases occur in the respiratory system?

• Trachea

• Alveoli

• Bronchi

• Diaphragm

Multiple Choice

Fill in the blank: Alveoli are the site of gas exchange where carbon dioxide dissolved in the blood is exchanged for ________.

• Nitrogen

• Oxygen

• Hydrogen

• Helium

Multiple Choice

Which of the following best describes the function of alveoli?

• They filter dust and pollen

• They exchange gases between the blood and air

• They produce sound

• They store oxygen

Multiple Choice

Fill in the blank: Alveoli are located at the end of ________.

• Trachea

• Bronchioles

• Alveolar ducts

• Nasal cavity

Multiple Choice

What is the primary organ of the respiratory system?

• Heart

• Lungs

• Liver

• Kidneys

Multiple Choice

How many lobes does the right lung have?

• One

• Two

• Three

• Four

Multiple Choice

The left lung has only two lobes to make room for the ______.

• Stomach

• Heart

• Liver

• Spleen

Multiple Choice

What is the function of the pleural membrane?

• Protects the heart

• Surrounds the lungs and allows them to expand and contract

• Filters blood

• Stores oxygen

Multiple Choice

The pleural membrane is a thin, fluid-filled membrane that ______.

• Covers the brain

• Surrounds the lungs

• Protects the liver

• Encloses the heart

Multiple Choice

What is the shape of the diaphragm?

• Flat

• Dome-shaped

• Cylindrical

• Square

Multiple Choice

The diaphragm separates the lungs from the ______.

• Heart

• Brain

• Stomach and liver

• Kidneys

Multiple Choice

Which cavities does the diaphragm separate?

• A) Thoracic and abdominal

• B) Cranial and spinal

• C) Pelvic and thoracic

• D) Abdominal and pelvic

Multiple Choice

The diaphragm works with which muscles to move air in and out of the lungs?

• Abdominal muscles

• Rib muscles

• Leg muscles

• Arm muscles

Multiple Choice

The diaphragm is a layer of muscle that is ______.

• Flat

• Dome-shaped

• Cylindrical

• Square