QUESTION 1 .Put the following events of endochondral bone formation in the corre

Question

QUESTION 1

.Put the following events of endochondral bone formation in the correct sequence.

1.Mitosis of blast cells at epiphyseal disk

2.Formation of periosteal bud

3.Formation of epiphyseal line

4.Bone formation at primary center of ossification

5.Formation of periosteal bone collar

QUESTION 2

   .   The temperomandibular joint is a (symphysis / gliding / hinge / both gliding and hinge)
joint that is opened by the (masseter / sternocleidomastoid / digastricus / temporalis / both masseter and temporalis )
muscles.   

QUESTION 3

   .   Which action is NOT possible at the wrist joint?  

   A   Flexion  

   B   Abduction  

   C   Circumduction

   D   Rotation

   E   Neither circumduction nor rotation is possible at the wrist

   F   None of the actions listed are possible are possible at the wrist

   G   All of the actions listed are possible at the wrist  

QUESTION 4

   .   The cervical postural curve is a __________ curve that is present _______________ .

   A   Primary; at birth

   B   Secondary; at birth

   C   Primary; after baby is able to hold head up  

   D   Secondary; after baby is able to hold head up

   E   Primary; after baby learns to walk

   F   Abnormal; when there are compression fractions due to osteoporosis

Explanation / Answer

1.sequence of events

(5) formation of periosteal collar bone. (2) formation of periosteal bud. (1) mitosis of blast cells at epiphyseal disk. (3) formation of epiphyseal line. (4) bone formation at ossification.

2. temperomandibular joint is both gliding and hinge joint that is opened by the both masseter and temporalis.

3. Neither circumduction nor rotation is possible at the wrist.

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