Skin Media L2

Multiple Choice

Which of the following factors can affect the condition of the skin and muscle tone?

• Natural ageing

• Lifestyle choices

• Environmental factors

• All of the above

Open Ended

Why is understanding the structure and function of the skin important for overall health?

Fill in the Blank

The skin and its accessory parts are collectively known as the ___ system.

Multiple Choice

Which of the following is NOT a function of the skin as described in the lesson?

• Providing a tough, flexible covering

• Serving as an effective barrier between the body and the environment

• Producing red blood cells

• Containing sensory receptor nerves

Open Ended

Explain how the acid mantle contributes to the skin’s protective function.

Multiple Select

Which of the following are layers of the skin?

• Epidermis

• Dermis

• Hypodermis

• Myodermis

Multiple Choice

Which layer of the epidermis is also known as the 'prickle layer'?

• Stratum corneum

• Stratum spinosum

• Stratum lucidum

• Stratum granulosum

Multiple Choice

Which cell type in the epidermis is responsible for producing an insoluble protein that makes the cell more resilient?

• Keratinocytes

• Melanocytes

• Langerhans cells

• Corneocytes

Multiple Choice

What pigment do melanocytes produce that gives color to the skin and hair?

• Melanin

• Keratin

• Collagen

• Elastin

Multiple Select

Which of the following are functions of Langerhans cells in the skin?

• Alert the immune system’s pathogens

• Produce melanin

• Affect inflammation

• Produce keratin

Open Ended

Explain the process and significance of mitosis in the stratum germinativum of the epidermis.

Fill in the Blank

The cells in the stratum spinosum have a prickly appearance due to connecting threads called ___.

Multiple Choice

Which layer of the epidermis controls the amount of water that can pass through the skin and is not present in very thin areas of skin?

• Stratum lucidum

• Stratum spinosum

• Stratum granulosum

• Stratum corneum

Open Ended

Explain how the structure and function of the stratum corneum contribute to its role as a protective barrier for the skin.

Multiple Choice

Which of the following is a major function of the stratum corneum?

• To provide strength and flexibility to the skin

• To prevent the skin from dehydrating

• To produce sweat and sebum

• To regulate body temperature

Multiple Select

Which of the following are main functions of the dermis?

• To provide strength and flexibility

• To control temperature and blood pressure

• To nourish the cells of the lower layers of the epidermis

• To prevent water loss from the skin

Fill in the Blank

The dermis has two layers: the papillary layer and the ___ layer.

Multiple Select

Based on the diagram, which structures are found in the dermis?

• Blood vessels, sweat glands, sebaceous glands

• Melanocytes, fat cells, subcutaneous tissue

• Stratum corneum, epidermis, hair follicle

• Arrector pili muscle, dermal papillae, nerve endings

Open Ended

Describe the differences between the papillary layer and the reticular layer of the dermis in terms of their structure and function.

Multiple Choice

Which of the following are the main cells found in the dermis?

• Fibroblasts, mast cells, and phagocytic cells

• Keratinocytes, melanocytes, and Langerhans cells

• Adipocytes, chondrocytes, and osteocytes

• Neurons, glial cells, and Schwann cells

Multiple Select

Which of the following statements about collagen are correct?

• Collagen fibres provide strength and elasticity.

• Collagen makes up 75% of the skin’s weight.

• Collagen is a yellow fibre that can stretch and return to its original shape.

• Collagen fibres form a network and hold bodily tissues together.

Fill in the Blank

Elastin accounts for ___ per cent of the body’s weight.

Open Ended

Explain the roles of collagen and elastin produced by fibroblasts in maintaining skin structure and function.

Multiple Select

Based on the diagram, which of the following are labelled components of the dermis?

• Mast cell

• Elastic fibre

• Neutrophil

• Adipocyte

Multiple Choice

What is the function of mast cells in the dermis?

• They release histamine to help the immune system respond to tissue damage.

• They produce collagen and elastin for tissue repair.

• They form the main structural network of the dermis.

• They transport oxygen to skin cells.

Multiple Choice

Which of the following is NOT a function of the skin?

• Protection against pathogens

• Regulation of body temperature

• Production of red blood cells

• Sensation

Open Ended

How do natural ageing, lifestyle, and environmental factors affect the condition of the skin and muscle tone?