Which of the following structures is located within the mediastinum?
A) pericardial sac
B) small intestine
C) lung
D) spleen
E) stomach
Answer: A
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The pectoral girdle consists of 2 bones labeled _____ and _____ in the diagram
a) A and B b) A and G c) C and F d) F and H e) E and F
The folds of the internal membrane of a mitochondrion are called
A. matrix. B. vesicles. C. vacuoles. D. cristae. E. cisternae.
What is the condition, especially noticeable in the lower limbs, that develops when veins become distended due to backflow of blood through stretched venous valves?
A. Aneurysm B. Cardiovascular accident C. Varicose veins D. Vasculitis E. Phlebitis
A blood pH of 7.2 would be considered ________, while a pH of 7.6 would be ________.
A. acidosis; alkalosis B. acidosis; normal C. alkalosis; hyperalkalosis D. alkalosis; acidosis E. Both values are within the normal range.