Grade 9 Lung Dissection Worksheet
This worksheet covers key anatomical structures, safety procedures, and observation techniques relevant to a lung dissection at the Grade 9 level.
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Grade 9 Lung Dissection Worksheet
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Read each question carefully and answer to the best of your ability. Refer to your dissection notes and observations if needed.
1. Which of the following structures is responsible for gas exchange in the lungs?
Trachea
Bronchi
Alveoli
Diaphragm
2. Before beginning a dissection, what essential safety equipment should you always wear?
Gloves and Goggles
Lab coat and mask
Closed-toe shoes and hair tied back
All of the above
1. The is the tube that carries air from the larynx to the bronchi.
2. The are the main organs of the respiratory system, located on either side of the heart in the thoracic cavity.
3. The are small, air-filled sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.
1. Identify two external features of the lung you observed during the dissection. Describe their appearance and texture.
2. Explain the difference in texture and appearance between the trachea and the esophagus, based on your dissection.
1. The heart is typically found anterior to the lungs in the thoracic cavity.
True
False
2. The diaphragm is a muscular sheet that aids in respiration.
True
False
1. Describe the path of air from the trachea to the alveoli, naming each structure encountered along the way. Discuss the function of each structure in the respiratory process.