Integumentary System Quiz

What is the integumentary system?

• A complex set of organs and tissues that forms the external covering of an animal's body.

• A system that only includes skin.

• A system that is not important for protection.

What are the functions of the integumentary system?

• Protection, sensation, thermoregulation, excretion, communication, support and movement.

• Only protection and sensation.

• Only excretion and communication.

What is the largest organ of the integumentary system?

• Skin

• Hair

• Nails

What are the main parts of the skin?

• Epidermis, dermis, hypodermis.

• Epidermis and dermis only.

• Dermis and hypodermis only.

What is the role of melanocytes?

• Pigment-producing cells found in mammals, birds, and amphibians.

• Cells that produce hair.

• Cells that provide structural support.

What is the function of chromatophores?

• Specialized pigment cells found in fish, amphibians, reptiles, and cephalopods.

• Cells that produce skin.

• Cells that provide insulation.

What is the process of molting in insects called?

• Ecdysis

• Metamorphosis

• Regeneration

What do sweat glands in mammals excrete?

• Small amounts of metabolic waste such as urea, salts, and water.

• Only water.

• Only salts.

What is the role of the integument in thermoregulation?

• Essential for maintaining body temperature.

• Not important for temperature control.

• Only helps in cooling.

What are dermal ossicles?

• Small, calcified structures in the skin of echinoderms.

• Cells that produce pigment.

• Nerves in the dermis.