The serious decrease in the number of thrombocytes or blood platelets is a condition known as ____
a. leukemia
b. thrombocytopenia
c. erythrocytosis
d. mononucleosis
b
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The autonomic nervous system controls all of the following except the ________.
A. smooth muscle in the walls of the aorta B. parotid salivary gland C. cardiac muscle in the right atrium D. adrenal gland E. skeletal muscle in the rectus abdominis
Amylase is a digestive enzyme that breaks starches down into sugars through ________ reactions
A) endergonic B) anabolic C) hydrolysis D) dehydration synthesis
What is the muscle that originates above the acetabulum and inserts on the tibia?
A) tensor fasciae latae B) rectus femoris C) adductor magnus D) sartorius E) adductor longus
In the early twentieth century, people sometimes ingested radioactive substances in "health drinks" made with radium-enriched water. Why did they often develop bone cancer?
A. The radium leached bone mineral from the skeleton. B. The radium caused tumors in the digestive tract which then spread to the bone tissue. C. The radium caused lung cancer that then spread to the bone tissue. D. Bone tissue absorbs foreign elements from the blood, and the radium directly affected bone cells. E. There is no evidence that the development of bone cancer was related to ingestion of radium.