A drug manufacturer has created a new drug called "actonin" that acts as an antagonist to the adenosine receptor. This drug, like caffeine, will eliminate or reduce feelings of fatigue.
Answer the following statement true (T) or false (F)
True
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Select the correct statement about muscle tissue
a. bone is one example. b. blood is one example. c. hemoglobin can be found in the extracellular material. d. there are 3 different types of muscle e. it is not a primary tissue type.
Which of the following ions acts as a buffer to minimize changes in intracellular pH?
A) sodium B) chloride C) bicarbonate D) potassium E) phosphate
Which of these disorders is related to loss of elasticity of the lungs?
A) asthma B) emphysema C) tuberculosis D) pneumonia E) sudden infant death syndrome
A drug that interferes with the active transport of Ca2+ from the sarcoplasm back into the sarcoplasmic reticulum would result in
A. fibrosis of the muscle. B. relaxation of the muscle fiber. C. an imbalance of blood calcium. D. contraction with no relaxation. E. muscle hypertrophy.