Unit 1: Reproductive Cycle And General Development

Question 1

What is embryology?

Answer 1

The study of early development. In a brand sense it includes development through birth

Question 2

What are the developmental periods?

Answer 2

Prenatal, Perinatal, Postnatal

Question 3

Prenatal period

Answer 3

before birth

Question 4

Perinatal Period

Answer 4

around the time of birth (third trimester - 1st month of life)

Question 5

Postnatal period

Answer 5

after birth

Question 6

Trimester

Answer 6

a period of 3 months of development

Question 7

Gestation is divided how?

Answer 7

Into first, second, and third trimesters

Question 8

What are the specific developmental periods?

Answer 8

1) Fertilization and Implantation
2) Embryonic period
3) Fetal Period
4) Infancy
5) Childhood
6) Adolescence
7) Adulthood

Question 9

When is Fertilization and Implantation

Answer 9

0-2 weeks in utero

Question 10

When is the Embryonic period

Answer 10

3-8 weeks in utero (great period of development)

Question 11

When is the Fetal Period

Answer 11

9-38 weeks in utero

Question 12

When is Infancy

Answer 12

birth to 1 year

Question 13

When is Childhood

Answer 13

1 year to puberty

Question 14

When is Adolescence

Answer 14

puberty to adulthood

Question 15

When is Adulthood

Answer 15

between 18 and 21 years

Question 16

What is the infant called the first month after birth?

Answer 16

Neonate

Question 17

What is neonatology

Answer 17

pediatric specialty involving disorders of neonates (there are sometimes complication from transition from the placenta to the real world)

Question 18

What is teratology?

Answer 18

the study of abnormal development

Question 19

What is a teratogen?

Answer 19

a drug or agent which can cause abnormal developments

Question 20

example of a teratogen?

Answer 20

Retinoids (found in accutane: cause facial, cis, and cardiovascular malformations) Metformin (paternal issues)

Question 21

What is the period of greatest sensitivity to teratogenesis?

Answer 21

Embryonic period

Question 22

what is teratogenesis

Answer 22

abnormal development

Question 23

What is anatomical position

Answer 23

standing in the erect position with head, eyes, and toes facing forward, the heels and toes are together, and arms hanging at the side with palms facing forward

Question 24

What are the planes of the body?

Answer 24

1) Median (midsagittal) 2) sagittal plane 3) parasagittal 4) criminal (frontal) 5) horizontal (transverse)

Question 25

what is the median (midsagittal) plane of the body?

Answer 25

a vertical plane which passes through the midline of the body separating it into left and right halves

Question 26

what is the sagittal plane of the body?

Answer 26

any vertical plane which passes through the body, either within or parallel to the median plane

Question 27

what is the parasagittal plane of the body?

Answer 27

any vertical line that passes through the body but not within the median plane

Question 28

what is the coronal (frontal) plane of the body

Answer 28

any vertical plane that passes through the body at a right angle to the median plane, dividing the body into anterior and posterior halves

Question 29

What is the horizontal (transverse) plane of the body?

Answer 29

Any plane which passes through the body, at right angles to both the median and coronal planes, dividing the body into upper and lower parts

Question 30

List the directional terms

Answer 30

1 superior (cranial or rostral)