An optimal AP pelvis projection demonstrates
1. the sacrum and coccyx aligned with the symphysis pubis.
2. the ischial spines aligned with the pelvic brim.
3. a narrow right iliac wing and a wider left iliac wing.
4. a symmetrically appearing obturator foramen.
a. 1 only
b. 1 and 4 only
c. 1, 2, and 4 only
d. 3 and 4 only
Question 2
A left AP hip projection of a patient who was rotated toward the right side demonstrates
1. a narrowed left obturator foramen.
2. the sacrum and coccyx rotated toward the left hip.
3. a narrowed left iliac wing.
4. the lesser trochanter in profile.
a. 1 only
b. 2 and 3 only
c. 1, 2, and 3 only
d. 2, 3, and 4 only
Optimal foraging behaviour in shore crabs.
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