WCU Laboy questions well answered
graded A+
These white blood cells kill parasitic worms and play a complex role in allergic responses and
asthma.
A. Eosinophils
B. Neutrophils
C. Basophils
D. Lymphocytes
E. Monocytes - correct answer ✔✔ Eosinophils
The semilunar valves are forced open when _____.
a. Atrial contraction occurs
b. Ventricular systole begins
c. Ventricular pressure exceeds the pressure in the large arteries leaving the heart
d. Ventricular diastole begins - correct answer ✔✔ Ventricular pressure exceeds the pressure in
the large arteries leaving the heart
The pressure generated during contraction of the atria is ________ that generated during
contraction of the ventricles.
a. The same
b. Greater than
, c. Less than - correct answer ✔✔ Less than
By taking a pulse you can determine ________.
a. Pulse rate (normally equal to heart rate)
b. Strength of the pule
c. Regularity of the pulse
d. Pulse rate, regularity of the pulse, and strength of the pulse - correct answer ✔✔ Pulse rate,
regularity of the pulse, and strength of the pulse
You performed a blood typing activity as described in the lab manual. You observed
agglutination (clumping) with anti-B and anti-Rh serum. Based on the test results you can
conclude that the blood type you tested was ________.
a. B
b. B+
c. A+
d. A- - correct answer ✔✔ B+
The hematocrit measures _______.
a. The number of WBC/mm3 of blood
b. The volume of WBC in a blood sample
c. The volume of RBC in a blood sample
d. The number of RBC/mm3 of blood - correct answer ✔✔ The volume of RBC in a blood sample
IKI is used to test for the presence of _______.