Question

part a assessments
complete the following statements:

1. the two divisions of the skeleton are the ____________ skeleton and the appendicular skeleton.
2. the extra bones that sometimes develop between the flat bones of the skull are called ____________ bones.
3. the cranium and facial bones compose the ____________.
4. the ____________ bone supports the tongue.
5. the ____________ at the inferior end of the sacrum is composed of four fused vertebrae.
6. most ribs are attached anteriorly to the ____________.
7. the thoracic cage is composed of ____________ pairs of ribs.
8. the scapulae and clavicles together form the ____________ girdle.
9. the humerus, radius, and ____________ articulate to form the elbow joint.
10. the wrist is composed of eight bones called ____________.
11. the hip bones are attached posteriorly to the ____________.
12. the ____________ covers the anterior surface of the knee.
13. the bones that articulate with the distal ends of the tibia and fibula are called ____________.
14. all finger and toe bones are called ____________.

part b assessments
match the terms in column a with the definitions in column b. place the letter of your choice in the space provided.
column a
column b
a. condyle 1. small, nearly flat articular surface
b. crest 2. shallow basin
c. facet 3. rounded process
d. foramen 4. opening or hole
e. fossa 5. knoblike rough elevation
f. line 6. ridgelike projection
g. tuberosity 7. slightly raised ridge

Explanation:

1. The two main divisions of the skeleton are the axial and appendicular.
2. Sutural bones are extra bones between flat skull bones.
3. The cranium and facial bones make up the skull.
4. The hyoid bone supports the tongue.
5. The coccyx at the inferior end of the sacrum is four - fused vertebrae.
6. Most ribs attach anteriorly to the sternum.
7. The thoracic cage has 12 pairs of ribs.
8. The scapulae and clavicles form the pectoral girdle.
9. The humerus, radius, and ulna form the elbow joint.
10. The wrist has eight carpal bones.
11. The hip bones attach posteriorly to the sacrum.
12. The patella covers the anterior knee.
13. The bones articulating with the distal tibia and fibula are tarsal bones.
14. Finger and toe bones are phalanges.

For the matching:
a. Condyle - Rounded process (3)
b. Crest - Ridgelike projection (6)
c. Facet - Small, nearly flat articular surface (1)
d. Foramen - Opening or hole (4)
e. Fossa - Shallow basin (2)
f. Line - Slightly raised ridge (7)
g. Tuberosity - Knoblike rough elevation (5)

Answer:

1. axial
2. sutural
3. skull
4. hyoid
5. coccyx
6. sternum
7. 12
8. pectoral
9. ulna
10. carpals
11. sacrum
12. patella
13. tarsals
14. phalanges

a. 3
b. 6
c. 1
d. 4
e. 2
f. 7
g. 5