Sheep Heart and Lungs - Images

Identify the structure highlighted in red.

• Superior Vena Cava

• Aorta

• Pulmonary Artery

• Right Atrium

Answer explanation

The aorta is the biggest vessel on the heart!

Identify the structure highlighted in blue.

• Superior Vena Cava

• Aorta

• Pulmonary Artery

• Right Atrium

Answer explanation

The pulmonary arteries are smaller than the aorta. The one highlighted in blue curves in front of the aorta.

Which chamber is labeled "A"?

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

Answer explanation

Both ventricles are the muscle sections of the heart that make up the bulk of the heart. The right ventricle is smaller than the left.

Which chamber is labeled "B"?

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

Answer explanation

Both ventricles are the muscle sections of the heart that make up the bulk of the heart. The right ventricle is smaller than the left.

The right atrium is sitting just deep to the auricle labeled with the letter:

• A

• B

• C

• F

Answer explanation

The right auricle is labeled "A" and the right atrium is inside that flap of tissue.

Tags

NGSS.MS-LS1-3

The left atrium is sitting just deep to the auricle labeled with the letter:

• A

• B

• C

• F

Answer explanation

The left auricle is labeled "F" and the left atrium is inside that flap of tissue.

Tags

NGSS.HS-LS1-2

The lung pictured here has 3 lobes. Which lung is it?

• Left lung

• Right lung

Answer explanation

The right lung is bigger than the left lung. The left lung has only 2 lobes, because the heart takes up space on the left side.

Identify the structure labeled "1"

Hint: It is the structure that brings air to both lungs before splitting into 2 parts.

• Trachea

• Primary Bronchi

• Bronchioles

• Esophagus

Answer explanation

The trachea splits into the primary bronchi........

The structures labeled "3" and "4" are both...

• Trachea

• Primary Bronchi

• Bronchioles

• Esophagus

The structures labeled "5" are both...

• Trachea

• Primary Bronchi

• Secondary Bronchi

• Esophagus

Answer explanation

Secondary bronchi branch off the primary bronchi