The pressure in the left ventricle drops below the pressure in the left atrium during which phase of the cardiac cycle?
a. atrial systole
b. isovolumetric contraction
c. ventricular systole
d. isovolumetric relaxation
Answer: d. isovolumetric relaxation
Anatomy & Physiology
You might also like to view...
Each of the following is a function of the liver except
A) synthesis and secretion of bile. B) antibody production. C) synthesis of plasma proteins. D) inactivation of toxins. E) storage of glycogen and iron reserves.
Anatomy & Physiology
What are the air passages beneath the conchae that create turbulence within the nasal cavity called?
A. Choanae B. Nares C. Meatuses D. Conchae E. Fossae
Anatomy & Physiology
Which of the following is NOT an endogenous source of ROS (reactive oxygen species)?
A. Catalase B. NADPH oxidase C. UV light D. Peroxisomes
Anatomy & Physiology
Red blood cells contain mostly
A. globulin. B. hemoglobin. C. fibrinogen. D. albumin.
Anatomy & Physiology