Functions of the respiratory system include
A. protecting respiratory surfaces from dehydration and temperature changes.
B. producing leukocytes needed to defend against invading pathogens.
C. generating neurotransmitters essential to the neural control of respiration.
D. providing erythrocytes, especially during times of increased oxygen demand.
E. melanin synthesis and utilization to shield alveoli from environmental hazards.
Select your answer:
Topics:
Human Anatomy and Physiology - Types of Tissues Physical Activity Sensory System Key Terms Circulatory & Respiratory System The Nervous System Forensic Odontology Renal Hormones Excretory and Musculoskeletal System Circulation and Excretion Cardiac & Diseases of Blood Flow Entomology Dermis Skin Growth Cell DivisionOther quiz:
Unintentional Injuries › ViewInjuries happen at any time. What should we do to prevent unintentional injuries?
A. We must reduce the risk of accidents.
B. We must always practice safety measures.
C. We must equip ourselves with proper knowledge and skills in first aid
D. All of the above
Homeotic Genes and Cancer › View
Sarcomas
A. grow in skin and tissues that line the organs of the bone
B. grow in the bone and muscle tissue
C. spread of cancer cells beyond their original stae
D. a genetic disease caused by a mutation in the genes that control cell division