The underlying cause of impaired erythropoiesis in megaloblastic anemia is deficiency in vitamin _____ and/or folic acid
A) B12
B) C
C) E
D) K
Answer: A
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Sperm are manufactured in the
A. testes' tubules. B. vas deferens. C. epididymis. D. seminal vesicle.
The inability to verbally express thoughts or understand the spoken word is known as ________
A) amnesia B) global aphasia C) dysphasia D) paresthesia
The "double product" is ________.
A. a biomarker indicating that the subject has reached their maximal heart B. an estimate of cardiac work and oxygen demand C. computed as the product of heart rate and systolic blood pressure D. Both an estimate of cardiac work and oxygen demand and computed as the product of heart rate and systolic blood pressure are correct
Which discipline uses biomechanical principles to develop tools and workplace settings that put the least amount of strain on the body?
A. physical medicine B. ergonomics C. neurobiology D. mechanical engineering