Which atom is a major player in the production of energy from nutrient molecules?
A. Hydrogen
B. Nitrogen
C. Carbon
D. Oxygen
Answer: A
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A breakdown of alveolar walls is a characterization of what COPD?
a. pleurisy b. chronic bronchitis c. emphysema d. pulmonary edema e. asthma
The aortic valve
a. prevents the backflow of blood into the aorta during ventricular diastole b. prevents the backflow of blood into the left ventricle during ventricular diastole c. prevents the backflow of blood into the right ventricle during ventricular diastole d. closes when the first heart sound is heard e. does not do any of the above
What term is used to describe a transmembrane potential in which the electrical and chemical gradients are equal and opposite with no net ion movement?
A. Action potential B. Graded potential C. Excitatory postsynaptic potential D. Equilibrium potential
Your significant other is an amazing chef. When you come home from lecture, the smell of whatever s/ he is cooking makes you salivate as soon as you step in the door. Your saliva is being secreted from what type of gland?
A) exocrine B) endocrine C) unicellular (goblet cells) D) paracrine E) exocrine and endocrine are correct