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CMCA LEC 2nd Year, 1st Sem > implantation > Flashcards

implantation Flashcards

1
Q

occurs in the endometrium of the anterior or posterior wall of the body near the fundus on the 6th day which corresponds to the 20th day of
regular menstrual cycle.

A

Implantation

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2
Q

implantation is also called as

A

nidation or nesting

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3
Q

WHERE does implantation ocur

A

endometrium near the fundus

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4
Q

four stages of implantation

A

Apposition
Adhesion
Penetration
Invasion

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5
Q

ON WHAT DAY does implantation occur

A

on the 6th day which is the 20th day of
regular menstrual cycle.

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6
Q

stage that prepares for penetration; finds
the right position

A

Apposition

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7
Q

stage for sticking

A

Adhesion

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8
Q

stage for invading

A

Penetration

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9
Q

stage for entry to wall of the uterus

A

Invasion

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10
Q

WHAT DAY is the implantation process COMPLETED

A

10th or 11th day.

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11
Q

This type of deeper penetration of human blastocyst is called

A

IMPLANTATION.

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12
Q

This type of ______ of human blastocyst is called IMPLANTATION.

A

deeper penetration

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13
Q

day where primitive streak can be seen on the LEFT SIDE of this.

A

Day 15

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14
Q

what is primitive streak

A

starting point

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15
Q

day where the primitive streak can still be seen, and the opposite end of the embryo is starting to FOLD UP

A

Day 17

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16
Q

day where the neural tube is seen along with SOMITES ON EITHER SIDE of it

A

Day 19

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17
Q

t/f

the neural tube SHOULD NOT CLOSE

A

f

the neural tube SHOULD CLOSE

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18
Q

t/f

if it doesn’t close, GLYCOLIC acid is needed to prevent this

A

f

FOLIC acid is needed

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19
Q

TERM when NEURAL TUBE DOES NOT CLOSE and folic acid is needed to prevent this

A

neural tube defect

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20
Q

ZIPPER-LIKE MOTION of the neural tube closing
together

A

Somites

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21
Q

Somites’ motion

A
  • zipper-like
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22
Q

HOW MANY PAIRS OF SMALL BUMPS form on either side of the neural tube closure

A

three pairs

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23
Q

somites will form the _____ and the ______.

A

skeleton, major muscles of the body,

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24
Q

HOW MANY PAIRS OF SOMITES will line the neural tube within 2 weeks.

A

38 pairs

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25
Q

38 pairs of somites will line the neural tube within HOW MANY WEEKS

A

2 weeks

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26
Q

DAY where skeletons are present.

A

DAY 22 and DAY 24

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27
Q

WEEK where the cluster of cells
attaches to the womb it is called
an embryo.

A

4 WEEKS EMBRYO

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28
Q

How is an embryo formed

A

After the cluster of cells attaches to the womb

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29
Q

The embryo is between _____ and _____ inch long at 4 weeks

A

1/100, 4/100

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30
Q

The embryo is between 1/100 and 4/100 inch long at how many weeks

A

4 weeks

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31
Q

The embryo is about _____ long at 8 weeks

A

½ inch

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32
Q

The heart now has four chambers at how many weeks

A

8 weeks

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33
Q

Fingers and toes begin to form at what week

A

8 weeks

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34
Q

Reflex activities begin as the brain and nervous system develop at what week

A

8 weeks

35
Q

Cells begin to form the eyes, ears, jaws, lungs,
stomach, intestines and liver at this week

A

8th week

36
Q

Cells begin to form the ____, ____, ____, ____,
____, ____ and ____.

A

eyes, ears, jaws, lungs, stomach, intestines, liver

37
Q

The embryo is about _____ inches long (the head is about half the length) and weighs less than ____ ounce at week 10

A

1 to 1¼, ½

38
Q

The embryo is about 1 to 1¼ inches long (the head is about half the length) and weighs less than ½ ounce at week 10

A
39
Q

the head is about half the length at what week

A

week 10

40
Q

The beginnings of ALL KEY BODY PARTS ARE PRESENT BUT NOT COMPLETED at what week

A

10 week

41
Q

Structures that will form eyes, ears, arms and legs can be seen at what week

A

10 week

42
Q

Structures that will form ______, ______, ______ and ______ can be seen at week 10

A

eyes, ears, arms, legs

43
Q

Muscles and skeletons are developing and the nervous system becomes more responsive at what week

A

week 10

44
Q

____ and ____ are developing and the _____ becomes more responsive at week 10

A

Muscles, skeletons, nervous system

45
Q

The fetus is about ____ inches long and weighs about ____ ounce at week 12

A

2½, ½

46
Q

The fetus is about 2½ inches long and weighs about ½ ounce at what week

A

week 12

47
Q

Fingers and toes are distinct and have nails at what week

A

week 12

48
Q

Hair begins to develop, but won’t be seen until later in the pregnancy at what week

A

week 12

49
Q

The fetus begins small, random movements, too
slight to be felt at what week

A

week 12

50
Q

The fetal heartbeat can be detected with a heart
monitor at what week

A

week 12

51
Q

All major external body features have appeared at what week

A

week 12

52
Q

Muscles continue to develop at what week

A

week 12

53
Q

The fetus is about 3½ inches long and weighs about 1½ ounces at what week

A

week 14

54
Q

The fetus is about _____ inches long and weighs about _____ ounces at week 14

A

3½, 1½

55
Q

The fetus begins to swallow, the kidneys make urine, and blood begins to form in the bone marrow at what week

A

week 14

56
Q

Joints and muscles allow full body movement at what week

A

week 14

57
Q

There are eyelids and the nose is developing a bridge at what week

A

week 14

58
Q

External genitals are developing at what week

A

week 14

59
Q

The fetus is about 5½ inches long and weighs about 7 ounces at what week

A

week 18

60
Q

The fetus is about ___ inches long and weighs about ___ ounces at what week

A

5½, 7

61
Q

The skin is pink and transparent and the ears are clearly visible at what week

A

week 18

62
Q

All the body and facial features are now recognizable at what week

A

week 18

63
Q

The fetus can grasp and move its mouth and nails begin to grow at what week

A

week 18

64
Q

The fetus has begun to kick and some women feel this movement at what week

A

week 18

65
Q

The fetus is about 6¼ inches long and weighs about 11½ ounces at what week

A

week 20

66
Q

The fetus is about _____ inches long and weighs about _____ ounces at week 20

A

6¼, 11½

67
Q

All organs and structures are formed at what week

A

week 20

68
Q

Skin is wrinkled and pink to reddish in color - thin and close to the blood vessels at what week

A

week 20

69
Q

Protective skin coating, (VERNIX) begins to develop at what week

A

week 20

70
Q

Respiratory movements occur - lungs have not
developed enough to permit survival outside the
uterus at what week

A

week 20

71
Q

By this time, mothers usually feel the fetus moving at what week

A

week 20

72
Q

At this time, what can often identify the sex of the fetus.

A

ultrasound

73
Q

The fetus is about _____ inches long and weighs about ____ pound at week 22

A

7 1/2, 1

74
Q

The fetus is about 7½ inches long and weighs about 1 pound at what week

A

week 22

75
Q

It has fingerprints and some head and body hair at what week

A

week 22

76
Q

It may suck its thumb and is more active and what week

A

week 22

77
Q

The brain is growing very rapidly, the fetal heartbeat can be easily heard, and the kidneys start to work at what week

A

week 22

78
Q

Approximately 31% of babies born survive and Babies born at this age require intensive care
and usually have lifelong disabilities and
chronic health conditions at what week

A

week 23

79
Q

The fetus is about ____ inches long and weighs about ____ pounds at week 24

A

8 1/2, 1 1/4

80
Q

The fetus is about 8¼ inches long and weighs about 1¼ pounds at what week

A

week 24

81
Q

Bones of the ears harden making
sound conduction possible. The fetus
hears the mother’s sounds such as
breathing, heartbeat and voice at what week

A

week 24

82
Q

The first layers of fat are beginning
to form at what week

A

week 24

83
Q

This is the beginning of substantial
weight gain for the fetus and Lungs continue developing at what week

A

week 24

84
Q
A

CMCA LEC 2nd Year, 1st Sem (8 decks)

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