PHYSIOLOGY 2: MODULE 4 EXAM
2026/2027 ACTUAL QUESTIONS WITH
VERIFIED ANSWERS.
A_______ does not contain a nucleus:
A. White blood cell
B. Correct! Red blood cell
D. Megakaryocyte
C. Lymphocyte
Which statement is true concerning the events in the
coagulation cascade?
A. Platelets destroy the fibrin network.
B. Fibrin is converted to fibrinogen.
C. Plasmin becomes trapped in the fibrin threads.
D. Correct! Prothrombin is converted to thrombin.
Oxygenated blood is pumped from heart through the
_______to the rest of the body.
A. Correct! Left, systemic circuit
B. Right, pulmonary circuit
C. Left, pulmonary circuit
D. Right, systemic circuit
The "pacemaker of the heart" is in what location?
, A. Correct! Right atrium
B. Left atrium
C. Left ventricle
D. Right ventricle
You are reviewing your patient's results from an EKG. The
findings indicate a problem with ventricular repolarization.
Where should you look on the EKG to find this abnormal
rhythm?
A. Correct! T-wave
B. QRS complex
C. P-wave
D. The electrical activity cannot be read on an EKG
Your patient's EKG results indicate difficulty with left and
right atrial systole. What part of the conduction system is
not functioning properly?
A. Atrioventricular node.
B. Correct! SA node causes contraction of the left and right
atria
C. Bundle of His
D. Purkinje fibers
Which statement is true concerning the cardiac cycle?
A. The atrial contraction time is longer than the ventricle
contraction time.
Correct! B. The ventricular contraction time is longer than the
atrial contraction time.
C. Systole refers to the relaxation of the heart chambers.