Which is not a feature of the ulna?
A. Trochlear notch
B. Head
C. Styloid process
D. Ulnar notch
E. Coronoid process
Answer: D
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Which of the following is considered to be a myofibril regulatory protein?
A. G actin B. Titin C. Troponin D. Myosin E. Calcium
A mother and two young children are found passed out in their apartment, where a space heater is on. Emergency medical technicians suspect carbon monoxide poisoning, so they give the patients
A. highly concentrated oxygen and some carbon dioxide. B. nitrogen and carbon dioxide. C. surfactant. D. blood transfusions.
Spinach is a complete food, as it contains all of the essential amino acids, all of the major minerals, and all of the water-soluble vitamins
Indicate whether this statement is true or false.
Why do asthma sufferers often use inhalers that contain sympathomimetics to ease their symptoms?
A. Sympathomimetics suppress release of norepinephrine and epinephrine. B. The drugs are antagonists that bind to adrenergic receptors in the bronchial tubes without stimulating them. C. The drugs are agonists that stimulate adrenergic receptors in the bronchial tubes. D. The sympathomimetics bind to muscarinic receptors and block them. E. Sympathomimetics enhance the release of acetylcholine from preganglionic and postganglionic neurons.