Exam 4: Epithelium and Glands

Which of the following substances is manufactured by epithelial cells and is not calcium-dependent?

An elderly patient is seen by her physician because of a dry mouth. It appears that her parotid glands no longer produce saliva. Which is the correct classification of the parotid glands?

In Fig. Img_021, a large percentage of the epithelial cells of this organ appear to possess an empty region. In life, that region was filled with secretory granules housing

In Fig. Img_008, the tissue at the tip of the pointer is classified as

In Fig. Img_018, the epithelium lining the lumen of this organ is classified as

SEQ CHAPTER \h \r 1Which of the following glycoproteins is manufactured by epithelial cells?

In Fig. Img_023, the epithelium at the free surface is classified as

The urinary bladder needs to stretch (distend) and then return to its original shape. Which of the following epithelia are associated with that organ?

A 10-year-old boy presents with peroneal muscular atrophy (Charcot-Marie-Tooth syndrome). He has weakness in his legs and atrophied calf and hand muscles. Additionally, he lost some heat, pain, and cold sensation in his feet and hands. This common hereditary neuropathy is the result of a mutation in the gene coding for

The apical and basolateral surfaces of a polarized cell maintain their integrity due to the presence of

In Fig. Img_006, this is a healthy region in a patient suffering from cancer of the

Which of the following substances is manufactured by epithelial cells?

SEQ CHAPTER \h \r 1The principal product manufactured by goblet cells is known as

A patient who was a long-time heavy smoker was seen by a physician for a persistent cough. A biopsy of the bronchial lining displayed a change in the epithelium from pseudostratified ciliated columnar to stratified squamous. The patient decided to quit smoking, and a second biopsy 6 months later showed that a reversal had occurred in the epithelium; it was back to the normal pseudostratified ciliated columnar. This patient had

In Fig. Img_022, the epithelium at the free surface is classified as

A patient presents with a swelling on the external aspect of his cheek just anterior to the pinna of his ear. The region is tender, and upon examination it is evident that there is a blockage of salivary flow into the vestibule near the second maxillary molar, indicating a possible blockage of the duct (Stensen duct) of the parotid gland. Which of the following is a correct statement about the parotid? It is a

In Fig. Img_005, the cell at the tip of the pointer manufactures and releases

The statement that subunit A has 13 protofilaments and subunit B has 10 protofilaments refers to the core of a