11B Paper 2 Gas Exchange

Front

Fig. 1.1 is a photomicrograph of a section through part of the lungs. Identify the part labeled A.

Back

cartilage

Front

Fig. 1.1 is a photomicrograph of a section through part of the lungs. Identify the part labeled B.

Back

mucous gland

Front

Fig. 1.1 is a photomicrograph of a section through part of the lungs. Identify the part labeled C.

Back

smooth muscle

Front

Identify the part labeled D.

Back

ciliated epithelium, epithelial tissue

Front

Collagen

Back

protein

Front

Identify the part labeled A in Fig. 1.1, a transverse section through the trachea of the gas exchange system.

Back

lumen

Front

Identify the part labeled B in a transverse section through the trachea of the gas exchange system (Fig. 1.1).

Back

ciliated epithelium

Front

Identify the part labeled C in Fig. 1.1, an image of a transverse section through the trachea of the gas exchange system.

Back

mucous gland

Front

Identify the part labeled D in Fig. 1.1, a transverse section through the trachea of the gas exchange system. Options: cartilage, chondrocytes

Back

cartilage, chondrocytes

Front

Identify the part labelled A in Fig. 5.1, a photomicrograph of a transverse section through part of the bronchus of the human gas exchange system.

Back

lumen