Skeletal, Muscle, Limbs, Skin Flashcards Preview

Embryology > Skeletal, Muscle, Limbs, Skin > Flashcards

Flashcards in Skeletal, Muscle, Limbs, Skin Deck (27):
1

Head is divided into two parts

1. Neurocranium
2. Viscerocranium

2

Neurocranium

Bones of the cranium enclosing the brain

3

Viscerocranium

Bones of the facial skeleton

4

Pectus excavatum

Concave sternum

5

Pectus carinatum

Convex/peak sternum

6

Hemivertebrae

Absence of formation of 1 half of vertebrae body

7

Scoliosis

Lateral curvature of the spine

8

Kyphosis

Anterior curvature of spine

9

Lordosis

Inward curvature of the spine

10

Craniosynotosis

Premature fusion of the skull sutures

11

Hydrocephalus

Blockage of CSF that causes the head to enlarge➡️pressure on skull ➡️ compresses brain ➡️ detroys brain tissue

12

Prune belly syndrome

Muscles of the abdomen fail to develop

13

Muscular dystrophy

X linked disorder that causes progressive weakening/ wasting of the muscles

14

Amelia

Absence of 1+ limbs

15

Meromelia

Shortening of the limbs

16

Phocomelia

Absence of proximal portion of the limb

17

Sirenomelia

Fusion of distal limbs

18

Diatrophic dwarfism

Proportional shortening of limbs
Characterized by hitchhiker thumb

19

Ehlers danlos syndrome

Hyper extensibility of skin and joints

20

Holt oram syndrome

Radial limb deformities and congenital heart disease

21

Polydactyly

Extra digits

22

Syndactyly

Fusion of the digits

23

Ectodactyly

Split hand/foot

24

Vernix caseosa

Gooey layer that covers the skin of the baby

25

Angioma

Benign proliferation of blood vessels of the skin

26

Putz Jegher syndrome

Characteristically deeply colored lesions on the skin/lips/mucous membrane
At higher risk for intestinal polyps and various cancers

27

3 layers of somites

1. Myotome
2. Sclerotome
3. Dermatome