The thymus is in the mediastinum behind the sternum
Indicate whether the statement is true or false
TRUE
You might also like to view...
Between the ages of 20 and 80, we lose about ________ percent of our renal function
A) 40 B) 50 C) 30 D) 25
When a person who has been in an accident is taken to the emergency room, the emergency staff perform a series of tests to determine the location and severity of the head injuries. What type of body functions would be used to test for cranial and nervous system injury?
What will be an ideal response?
Which of the following is not true regarding RNA?
A) It is transcribed in the nucleus and enters the cytoplasm. B) It is double-stranded. C) It includes ribose, a 5-carbon sugar. D) It has cytosine as one of its four nitrogenous bases.
Two hours before major surgery is to begin, the patient experiences "jitters," an elevated heart rate and blood pressure, increased rate of breathing, cold sweats, and an urge to urinate. These symptoms are the result of
A) decreased levels of epinephrine in the blood. B) decreased activity of sympathetic centers in the hypothalamus. C) sympathetic activation. D) increased parasympathetic activity. E) all of these mechanisms.