Lab 5 the integumentary system

The subcutaneous region of the skin is called. Which area was the most sensitive? The study of the integumentary system is called. Remember, you will be asked to identify these on models for your exams! After completion of this lab you should be able to: Record the distance in the table below.

Gland Characteristic Function most common type of sweat gland modified merocrine sweat gland found in the ear canal modified apocrine sweat gland located in the breasts oil producing holocrine gland sweat Lab 5 the integumentary system found in the axillary and groin regions that produce a characteristic scent 2.

The dye is applied to the outer surface of the skin and seeps inside. The general functions of the skin and subcutaneous layer include the following: Transcription 1 Lab 8: Shylaja is getting a henna tattoo, which is not permanent.

SCI 250 Week 5 Integumentary System Lab and Quiz

Describe the structure, function, secretion, and location of sebaceous glands Once you think you ve found it, hold it there. Label each of the following as first, second, or third degree. Answer the following questions about nails and hair.

Why is one area more sensitive than the other? Name two modified apocrine glands of the skin. In this kind of tattoo, the ink is applied using a needle that pierces the skin. Describe the general structure of a hair follicle and identify two other structures that are always associated with them.

Now examine the skin on the microscope slide 17 cornified skin, slide 18 pigmented skin using the 4X or 10X objective. Areas with a higher density of receptors should allow you to pinpoint touch more accurately than areas with fewer tactile receptors.

Is there a link between quantity of melanin and skin cancer? The density and distribution of tactile receptors varies from one part of your body to another. Remove one of the glass probes don t say which one! The touch should be gentle enough not to hurt, but firm enough to leave a small mark.

List some factors that promote the production of melanin besides DNA. In addition, the organs of the integumentary system are composed of many different tissues that perform common functions.

Then beneath each diagram, describe the skin layers and subcutaneous region that are affected. The figures below show the extent of damage to the skin in various degree burns.

For instance, lucidum might make you think of light and indeed that s where the term comes from because you can see light through that layer it s somewhat transparent.

Examine the following table of roots, prefixes and suffixes used in the integumentary system.

Lab 8: Integumentary System

Use the diagram of the layers of the epidermis to help you label. Obtain a dissecting microscope, and put your finger in the observation field and focus.

Look at Figure 6.

Anatomy & Physiology Quiz on the Skin Integumentary Structure

Distinguish between merocrine eccrine and apocrine sweat glands in terms of structure,secretion content and odor, activation, and major body locations. Then practice your terminology by matching the terms with the correct descriptions below.

Layers of the skin: What did you learn about the distribution of thermoreceptors? Where on your body would you expect to find cornified skin? Explain why the skin is called the cutaneous membrane. Describe your observations below.

Describe two ways in which the skin carries out the function of thermoregulation.The layer of the epidermis that is the location where skin cells begin to die and keratinize is the stratum. Part 5: Organs and Organ Systems.

Identify the visible organs on the torso model and selected organ systems below, then check your answers using the drop down key located below each image. Chapter 5 Integumentary System sible for some of the differences in body shape between men and women.

Chapter 5-integumentary System

2. Name the types of tissue forming the hypodermis. 3. How is the hypodermis related to the skin? 4. List the functions of fat contained within the hypodermis.

Uses of the Hypodermis. Principles of Anatomy and Physiology: WITH Anatomy and Physiology Lab Manual, 2r.e. (Wiley Plus Products): Medicine &. Integumentary System All systems in the body accumulate subtle and some not-so-subtle changes as a person ages. Among these changes are reductions in cell division, metabolic activity, blood circulation, hormonal levels, and muscle strength (Figure 3).

The integumentary system consists of a major organ, skin, and many epidermal derivatives (accessory organs), which include hair follicles, sebaceous glands, sweat glands, and nails.

Integumentary System

In addition, the organs of the integumentary system are composed of many different tissues that perform common functions.

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Lab 5 the integumentary system
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