The principles of MRI rely on which atoms in the body?
A. Oxygen
B. Carbon
C. Hydrogen
D. Potassium
E. Calcium
Answer: C
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Which of these is not a normal plasma protein?
A) fibrinogen B) gamma globulin C) thromboplastin D) albumin
Omega-3 fatty acids appear to decrease the risk of heart disease
Indicate whether the statement is true or false
Penile erection is related to changes in blood flow. How?
A. Engorgement of the penis with arterial blood compresses the veins in the penis B. Erection is produced when venous blood outflow from the penis is increased C. Increased sympathetic input to the penis leads to an erection D. Increased blood flow to the penis causes the skeletal muscle to undergo prolonged contraction E. Increased parasympathetic input leads to the release of nitric oxide and vasodilation
The superficial cells of the ________ are sloughed off and continually replaced.
A. stratum granulosum B. stratum corneum C. basement membrane D. stratum basale