What is the normal life span of a red cell in circulation?
a. 2 Weeks
b. 90 Days
c. 120 Days
d. 6 Months
ANS: C
The normal red cell survives 120 days in circulation after its release from the bone marrow. By that time, changes that have occurred both internally and on the RBC membrane result in its phagocytosis and thus removal by splenic macrophages.
You might also like to view...
The total amount of water lost from blood plasma across the capillary membrane into the interstitial space is called:
a. osmotic pressure. c. net filtration. b. oncotic force. D. osmolarity.
Neuromuscular blocking agents do which of the following? 1. Decrease consciousness 2. Paralyze skeletal muscle 3. Relieve bronchospasm 4. Increase force of myocardial contraction 5. Alter pain perception
a. 2 only b. 3 and 4 only c. 1, 2, and 5 only d. 2, 3, and 4 only
Give at least four examples of cost-cutting measures that students may encounter in the workplace that may present them with ethical conflicts
A finalized claim is indicated by which claim status category code?
A. E B. A C. P D. F