Eating improperly prepared puffer fish can kill a person. Which chemical channels does the fish's toxin block?
A. Acetylcholine
B. Sodium
C. Potassium
D. Epinephrine
Answer: B
Anatomy & Physiology
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Shingles is caused by the ________ virus.
A. herpes varicella B. herpes zoster C. herpes simplex D. decubitus
Anatomy & Physiology
________ is a common type of contagious fungal skin infection that occurs between the toes or on the palms of fingers.
A. Tinea corporis B. Tinea unguium C. Tinea cruris D. Tinea pedis
Anatomy & Physiology
Blood cells are produced in the organs of the ________system.
A. muscular B. respiratory C. endocrine D. skeletal
Anatomy & Physiology
Which of the following structures is a large, thin-walled vein that lies in the posterior portion of the coronary sulcus?
A) posterior veins of left ventricle B) middle veins of left ventricle C) aortic sinus D) great cardiac vein E) coronary sinus
Anatomy & Physiology