Biology Quiz

What is a gland?

• A type of muscle tissue

• One or more cells that make and secrete an aqueous fluid called a secretion

• A type of connective tissue

• A type of nerve cell

What type of gland is characterized by externally secreting its products?

• Endocrine

• Exocrine

• Multicellular

• Unicellular

Which of the following is an example of a multicellular gland?

• Goblet cell

• Salivary gland

• Sweat gland

• Thyroid gland

What is the process by which multicellular epithelial glands form?

• Invagination

• Diffusion

• Osmosis

• Filtration

What is the primary function of exocrine glands?

• To release hormones into the bloodstream

• To release secretions onto body surfaces or into body cavities

• To store nutrients

• To produce red blood cells

Exocrine glands can be classified as which of the following?

• Unicellular and Multicellular

• Single-celled and Double-celled

• Simple and Complex

• Primary and Secondary

What is the function of mucin produced by unicellular exocrine glands?

• Forms a slimy protective, lubricating coating

• Transports oxygen in the blood

• Breaks down food in the stomach

• Regulates blood sugar levels

How do endocrine glands secrete hormones?

• By diffusion

• By exocytosis

• By osmosis

• By filtration

How are multicellular exocrine glands classified?

• By size and shape

• By color and texture

• By structure and mode of secretion

• By location and function

Which type of gland is characterized by a compound duct structure and an alveolar secretory structure?

• Simple tubular

• Compound alveolar

• Simple alveolar

• Simple branched tubular