Which of the following functions is associated with the spleen?
Producing coagulation factors
Destroying dying red blood cells
Producing leukocytes before birth
Storing glycogen
The Correct Answer is B
a: Producing coagulation factors - This function is associated more with the liver, which produces various clotting factors involved in the coagulation process.
b. Destroying dying red blood cells: The spleen is primarily involved in the destruction of old or damaged red blood cells. It acts as a reservoir for blood, where it filters out old or abnormal red blood cells, recycling their components and removing any potentially harmful substances.
c: Producing leukocytes before birth - Leukocytes (white blood cells) are primarily produced in the bone marrow, not the spleen.
d: Storing glycogen - Glycogen storage is mainly associated with the liver and muscles, not the spleen.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
a. Smooth: Correct. Smooth muscle cells in the walls of blood vessels regulate their diameter through contraction and relaxation.
b. Striated: Striated muscles, also known as skeletal muscles, are involved in voluntary movements and are not responsible for regulating blood vessel diameter.
c. Cardiac: Cardiac muscle is found in the heart and is responsible for pumping blood, not regulating blood vessel diameter.
d. Skeletal: Skeletal muscles control voluntary movements and are not involved in regulating blood vessel diameter.
Correct Answer is C
Explanation
a. Reabsorption: Reabsorption is the process by which the kidneys reabsorb water and other needed solutes from the filtrate back into the bloodstream.
b. Incontinence: Incontinence is the involuntary loss of urine.
c. Micturition: Micturition is the voluntary process of emptying the urinary bladder. Urine is produced by the kidneys, stored in the bladder, and released through the urethra when the bladder muscles contract and the sphincter relaxes.
d. Filtration: Filtration is the process by which the kidneys remove waste products and excess water from the blood to form urine
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