The Integumentary and Maxillofacial System

Label the name of bones with their location:

a

b

c

d

Frontal bone

Mandible

Nasal bone

Maxillary bone

What is the function of the frontal bone?

• It supports the jaw and teeth.

• It safeguards the brain and serves as an anchor for specific facial muscles and tissues.

• It forms the base of the skull.

• It connects the skull to the spine.

What shape is the mandible in the lower face?

• U-shaped

• V-shaped

• S-shaped

• L-shaped

What is the function of the mandible?

• It supports the nasal cavity.

• It is the only movable bone of the face and plays a crucial role in breaking down food through chewing.

• It connects the skull to the spine.

• It protects the brain.

Where are teeth embedded?

• In the maxilla (top) and mandible (bottom)

• In the gums

• In the tongue

• In the jawbone only

What are the tissue layers of a tooth?

• Outer enamel, soft dentin, and inner vascular pulp

• Outer dentin, soft enamel, and inner vascular pulp

• Outer enamel, soft pulp, and inner vascular dentin

• Outer pulp, soft dentin, and inner vascular enamel

What is the function of the periodontal ligament?

• To maintain contact between the tooth’s roots and the gum tissue

• To protect the enamel

• To produce dentin

• To supply blood to the tooth

What is one of the functions of the integumentary system?

• Produces red blood cells

• Protects underlying tissues and organs

• Transports oxygen in the blood

• Regulates blood sugar levels

Which layer of the skin is responsible for maintaining homeostasis?

• Dermis

• Subcutaneous tissue

• Muscle

• Epidermis

What is the primary function of hair in the integumentary system?

• To produce sweat

• To act as a protective structure

• To regulate blood pressure

• To aid in digestion