Medical Quiz

Circulation and Excretion Quiz

What organism has blood that flows directly form the respiratory organs to the body tissues without returning to the heart first?

A. amphibians

B. fish

C. humans

Select your answer:
A  B  C  D  E 


Beneath the Skin Endocrine System Thyroid Gland Physical Activity Renal Pharmacology Blood Pressure and Blood Vessels Muscle Histology Illness and Symptoms Shoulder SSTI and Bone Infections Thyroid Personal Growth Plan Tenses Factors Affecting Health Human Physiology

Other quiz: Endocrine System

Which hormone is produced in the testes

A. Insulin

B. Adrenalin

C. Testosterone

D. Thyroxine