The clear part of the sclera formed in the front of the eye is the
A. Cornea
B. Retina
C. Fovea
D. Macula
Answer: A. Cornea
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Which of the followings structures is not found in the foot?
a) Pollex b) Hallux c) Talus d) Longitudinal arch e) Transverse arch
Label B represents the
A) pulmonary trunk. B) ascending aorta. C) right pulmonary arteries. D) right pulmonary veins. E) superior vena cava.
Precapillary sphincters will
A. close when the tissue's needs have been met. B. control blood flow into the true capillaries. C. open when the tissue needs nutrients. D. cause blood to flow directly from the metarteriole into the postcapillary venule. E. All of the answers are correct.
The BEST way to be certain that the ET tube has passed through the vocal cords is to:
A) feel the ridges of the tracheal wall with the ET tube. B) visualize the tube passing between the vocal cords. C) note the appropriate color change of the capnographer. D) ensure the presence of bilaterally equal breath sounds.