What is the functional unit of the kidney called?
A. tubule
B. nephron
C. glomerulus
D. calyx
What is not a direct function of the kidney?
A. regulate O2 levels in the blood
B. regulate blood volume
C. regulate blood pressure
D. regulate pH
Where is fat stored within the skeletal system?
A. red bone marrow
B. yellow bone marrow
C. compact bone
D. spongy marrow
What are the names of the bones in the lower arm?
A. femur and radius
B. radius and ulna
C. clavicle and humerus
D. humerus and radius
The blood volume in the average adult male is approximately ____.
A. 10-12 liters
B. 7-8 liters
C. 5-6 liters
D. 3-4 liters
The volume of air in a normal breath is called ____.
A. tidal volume
B. oxygen reserve
C. residual volume
D. total lung capacity
The primary stimulus for breathing is ____.
A. carbon dioxide in the blood
B. carbon monoxide in the blood
C. carbon dioxide in the lungs
D. oxygen in the lungs
Which chamber of the heart receives blood from the superior and inferior vena cava?
A. right ventricle
B. left ventricle
C. right atrium
D. left atrium
What is the name of the heart valve found between the left atrium and left ventricle?
A. aortic valve
B. tricuspid valve
C. semilunar valve
D. mitral valve
Where are neurotransmitters released?
A. myelin sheath
B. dendrite
C. axon terminal
D. cell wall
Nowadays, the certification exams become more and more important and required by more and more enterprises when applying for a job. But how to prepare for the exam effectively? How to prepare for the exam in a short time with less efforts? How to get a ideal result and how to find the most reliable resources? Here on Vcedump.com, you will find all the answers. Vcedump.com provide not only Health Educational Systems exam questions, answers and explanations but also complete assistance on your exam preparation and certification application. If you are confused on your HESI-A2 exam preparations and Health Educational Systems certification application, do not hesitate to visit our Vcedump.com to find your solutions here.