Haut und Hautanhangsgebilde

The video tutorial provides an in-depth look at the integumentary system, focusing on the skin and its appendages. It covers the structure and function of the epidermis, dermis, and subcutis, detailing the layers and cells involved. The tutorial also explores skin appendages like hair follicles and glands, their roles, and sensory functions. Clinical implications, including skin diseases such as cancer and psoriasis, are discussed. The video concludes with a summary of key points.

What are the main components of the integumentary system?

• Skin, hair, nails, sweat glands, and sebaceous glands

• Heart, lungs, and blood vessels

• Brain, spinal cord, and nerves

• Bones, muscles, tendons, and ligaments

Which layer of the epidermis is known for being completely keratinized?

• Stratum corneum

• Stratum granulosum

• Stratum spinosum

• Stratum basale

What is the primary function of melanocytes in the epidermis?

• To form sweat

• To synthesize collagen

• To produce melanin

• To produce keratin

Which layer of the dermis is responsible for enlarging the surface area to supply nutrients to the epidermis?

• Stratum corneum

• Stratum capillary

• Stratum basale

• Stratum reticular

What is the role of the erector pili muscle associated with hair follicles?

• To erect the hair for cold protection

• To produce sebum

• To form new hair follicles

• To synthesize melanin

What is the primary composition of the subcutis?

• Loose connective tissue and fatty tissue

• Cartilage

• Dense connective tissue

• Bone

Which structure separates the subcutis from the muscle?

• Fascia

• Basement membrane

• Epidermis

• Dermis

What type of skin cancer originates from the epithelial cells at the basal membrane?

• Melanoma

• Lymphoma

• Basal cell carcinoma

• Squamous cell carcinoma

Which skin condition is characterized by red plaques and scales?

• Basal cell carcinoma

• Melanoma

• Psoriasis

• Eczema

What is the main function of the integumentary system?

• To regulate blood pressure

• To control muscle movements

• To protect the body from environmental influences

• To support the skeletal system