Axial and Appendicular Skeleton

Question 1

the small, paired ___ bones help to form part of the medial wall of the orbit

Answer 1

lacrimal

Question 2

Identify the auditory ossicles housed within the petrous part of the temporal bone.

Answer 2

Stapes, Incus, Malleus

Question 3

The foramen in the greater wings of the sphenoid bone carry ______.

Answer 3

blood vessels to meninges

Question 4

Which are the primary curves present in the vertebral column of a newborn?

Answer 4

Sacral curvature, Thoracic curvature

Question 5

Which fontanelles close relatively soon after birth?

Answer 5

Mastoid and sphenoidal

Question 6

The vertebral canal contains the spinal ___ while the ____ foramina allow for passage of the spinal nerves.

Answer 6

cord, intervertebral

Question 7

The anterior, weight bearing part of each vertebra is known as the ______.

Answer 7

body

Question 8

The flat bones of the skull, zygomatic bones, maxillae, and mandible are formed by ______.

Answer 8

intramembranous ossification

Question 9

Which parts of the axial skeleton are formed from the sclerotomes of developing somites?

Answer 9

Ribs, Vertebrae

Question 10

Each upper limb is composed of how many bones

Answer 10

30

Question 11

How many bones are in the brachium region?

Answer 11

1

Question 12

The clavicle is ___ shaped

Answer 12

s

Question 13

A deep depression on the lateral surface of a hip bone is called the ______.

Answer 13

acetabulum

Question 14

How many bones are in the femoral region?

Answer 14

1

Question 15

An os coxae is made of three fused bones, which are the ilium, the___and the___

Answer 15

ischium, pubis

Question 16

The true pelvis and false pelvis is subdivided by the ______.

Answer 16

pelvic brim

Question 17

The most inferior portion of the patella is the ______.

Answer 17

apex

Question 18

How many bones are contained in each lower limb?

Answer 18

30

Question 19

Most of the epiphyseal plates fuse between the ages of 10 and ______ years.

Answer 19

25

Question 20

Excessively high longitudinal arches is the feet is a sign of ______.

Answer 20

pes cavus

Question 21

In talipes equonovarus the foot is ______.

Answer 21

inverted

Question 22

Metatarsal stress fractures are most often caused by ______.

Answer 22

repetitive stress

Question 23

During the fourth week of development limb____begin to appear

Answer 23

buds

Question 24

The ______ part of a limb forms first.

Answer 24

proximal

Question 25

Clawfoot is also called ______.

Answer 25

pes cavus

Question 26

Talipes equinovarus is also called _____

Answer 26

club foot

Question 27

The appendicular skeleton begins to develop during the ______ week.

Answer 27

4th

Question 28

If the apical ectodermal ridge is removed ______.

Answer 28

the limbs fail to develop

Question 29

when does the foot plate appear

Answer 29

during 6th week

Question 30

Polydactyly means___fingers

Answer 30

multiple

Question 31

The ectoderm forms the ______.

Answer 31

epidermis

Question 32

True or false: Ectrodactyly runs in families.

Answer 32

true

Question 33

The apical ectodermal ridge is found at the ______ of each limb bud.

Answer 33

apex

Question 34

The digital rays in the hand plate appear in the late ______ week.

Answer 34

6th

Question 35

______ occurs when the extra tissue between the digital rays doesn’t undergo apoptosis.

Answer 35

Syndactyly

Question 36

Partial absence of a limb is called ______.

Answer 36

meromelia

Question 37

Thalidomide is a medication that was initially prescribed as ______.

Answer 37

a sleep aid

Question 38

Congenital absence of a digit is called ______.

Answer 38

ectrodactyly

Question 39

Complete absence of a limb is called ______.

Answer 39

amelia

Question 40

Thalidomide causes ______.

Answer 40

limb malformations