The pubic symphysis in females
A) is more subject to stretching under hormonal influence than that in males.
B) is wider and more solidly attached than in males.
C) is asymmetrical.
D) joins pubic bones that meet at the same angle as they do in males.
E) None of the answers are correct.
A) is more subject to stretching under hormonal influence than that in males.
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Information about pressure and gas concentration in the aorta travels to the medulla via (the)
A) thoracic nerves. B) glossopharyngeal nerve. C) cervical nerves. D) vagus nerve. E) None of the answers are correct.
When an antigen and a complement protein combine
a. the complement inactivates the antigen b. it helps kill cells on whose surface complement-binding takes place c. the antibody must be attached to the antigen d. both B and C above
The mechanical act of breathing is called __________
Fill in the blank(s) with correct word
Which of the following muscles contracts during forced expiration?
A. scalenes B. diaphragm C. linea alba D. internal intercostals E. external intercostals