Question

column a
a. ethmoid bone
b. frontal bone
c. occipital bone
d. parietal bone
e. sphenoid bone
f. temporal bone
column b

1. forms sagittal, coronal, squamous, and lambdoid sutures
2. cribriform plate
3. crista galli
4. external acoustic meatus
5. foramen magnum
6. mandibular fossa
7. mastoid process
8. middle nasal concha
9. occipital condyle
10. sella turcica
11. styloid process
12. supraorbital foramen

Explanation:

The ethmoid bone has a cribriform plate and crista galli, and a middle nasal concha. The frontal bone has a supraorbital foramen. The occipital bone contains the foramen magnum and occipital condyle. The parietal bone forms sutures. The sphenoid bone has the sella turcica. The temporal bone has the external acoustic meatus, mandibular fossa, mastoid process, and styloid process.

Answer:

a. 2, 3, 8
b. 12
c. 5, 9
d. 1
e. 10
f. 4, 6, 7, 11