Quiz on Avian Physiology

What is the primary function of blood in birds?

• Produce hormones

• Regulate body temperature

• Store fat

• Transport oxygen and nutrients

Which component of blood is responsible for transporting oxygen?

• Plasma

• Red blood cells

• Platelets

• White blood cells

What is the role of the lymphatic system in birds?

• Protect against infections

• Filter blood

• Transport oxygen

• Regulate temperature

How does the composition of blood in birds differ from mammals?

• Birds have nucleated red blood cells

• Birds have more plasma

• Birds have no platelets

• Birds have fewer white blood cells

What is the primary source of Vitamin K for birds?

• Bacteria in the gut

• Plant-based foods

• Water

• Animal proteins

What happens to red blood cells after their lifespan in birds?

• They are stored in the spleen

• They are transformed into white blood cells

• They are excreted

• They are recycled in the liver

Which of the following is NOT a function of blood?

• Transport nutrients

• Regulate pH

• Store energy

• Protect against pathogens

What is the significance of the thymus gland in birds?

• It produces red blood cells

• It is involved in immune response

• It regulates metabolism

• It filters blood

What is the primary function of the Bursa of Fabricius in birds?

• Production of insulin

• Maturation of B-lymphocytes

• Regulation of heart rate

• Digestion of food

Which hormone is secreted by the thymus gland in birds?

• Insulin

• Thymulin

• Adrenaline

• Thyroxine