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s An example of a joint type that does not allow for rotation is the hinge. c. s

ID: 3477451 • Letter: S

Question

s An example of a joint type that does not allow for rotation is the hinge. c. spheroidal. d. ball-and-socket. b. pivot. 16. Which of the following is a rounded extension that projects from a tapered neck and forms part of a joint? a. spine b. head c tubercle d. trochanter 1z. The shaft of a long bone is known as the a. hinge. b. diaphysis. c hypophysis. d. metaphysis. 18. Which of these is most centrally located in an osteon? a. Haversian canal b. osteocyte c. lamella d. canaliculus 19. Which of these bones is the smallest? a. hyoid b. incus c. calcaneus d. nasal 20, which of these bone markings would be found at a hinge joint? a. spine b. trochanter c. head d. trochlea 21, which of these bones would have the highest ratio of compact bone to spongy bone? a. lunate c. thoracic vertebra b. scapula d. tibia 22. which of these bones is not the result of fusion of smaller bones? c. scapula d. coccyx a. sternum b. os coxa 23. The ilium, ischium, and pubis meet a. at the pelvic brim. b. at the pubic arch. c. in the acetabulum. d. inferior to the sciatic notch.

Explanation / Answer

15.a. A hinge joint  is a bone joint in which the articular surfaces are molded to each other in such a manner as to permit motion only in one plane.

16.b. Head

17.b.The shaft of a long bone is called diaphysis. It lies between the two epiphyses.

18.a.Haversian system- Each osteon consists of concentric layers, or lamellae, of compact bone tissue that surround a central canal, the haversian canal.

19.b.Incus

22.c.Scapula-

The sternum is fused from 3 bones: manubrium, body and xiphoid process, The coccyx is usually 4-5 fused pieces and The os coxa has 3 fused bones: illium, ischium, pubis in each side.