Workbook tasks

Slide 71: Nostril


This slide is a section through the nostril.

Identify microscopically:

  1. Skin and hypodermis
  2. Muscle

  3. Cartilage

  4. Skin and hypodermis in the vestibule of the nostril

Draw and annotate:

A line diagram indicating the layers comprising the nostril.


  1. What are the differences between the hair and sebaceous glands of the skin and the vestibule?
  2. What type of cartilage is found here?



Overview of the nostril 1
Overview of the nostril 2
Hair follicle with associated glands
Skeletal muscle and hyaline cartilage in the nose
Sebaceous glands in the nose
Skeletal muscle between lobes of sebaceous glands
Detail view of a section of the nostril
Cross and oblique section through a blood vessel
Keratinized squamous epithelium
Chondrocytes in lacunae
Fat cells between skeletal muscle
Lobules of sebaceous glands in the nose
Opening of hair follicle on the skin of the nose
Opening of hair follicle on the skin of the nose

Very low magnification

Slide 71: Very low magnification of the nostril

Medium magnification

Slide 71: Medium magnification of the nostril


© februarie 2008 marius loots