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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
38 pairs of somites will line the neural tube within HOW MANY WEEKS
2 weeks
26
DAY where skeletons are present.
DAY 22 and DAY 24
27
WEEK where the cluster of cells attaches to the womb it is called an embryo.
4 WEEKS EMBRYO
28
How is an embryo formed
After the cluster of cells attaches to the womb
29
The embryo is between _____ and _____ inch long at 4 weeks
1/100, 4/100
30
The embryo is between 1/100 and 4/100 inch long at how many weeks
4 weeks
31
The embryo is about _____ long at 8 weeks
½ inch
32
The heart now has four chambers at how many weeks
8 weeks
33
Fingers and toes begin to form at what week
8 weeks
34
Reflex activities begin as the brain and nervous system develop at what week
8 weeks
35
Cells begin to form the eyes, ears, jaws, lungs, stomach, intestines and liver at this week
8th week
36
Cells begin to form the ____, ____, ____, ____, ____, ____ and ____.
eyes, ears, jaws, lungs, stomach, intestines, liver
37
The embryo is about _____ inches long (the head is about half the length) and weighs less than ____ ounce at week 10
1 to 1¼, ½
38
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
39
the head is about half the length at what week
week 10
40
The beginnings of ALL KEY BODY PARTS ARE PRESENT BUT NOT COMPLETED at what week
10 week
41
Structures that will form eyes, ears, arms and legs can be seen at what week
10 week
42
Structures that will form ______, ______, ______ and ______ can be seen at week 10
eyes, ears, arms, legs
43
Muscles and skeletons are developing and the nervous system becomes more responsive at what week
week 10
44
____ and ____ are developing and the _____ becomes more responsive at week 10
Muscles, skeletons, nervous system
45
The fetus is about ____ inches long and weighs about ____ ounce at week 12
2½, ½
46
The fetus is about 2½ inches long and weighs about ½ ounce at what week
week 12
47
Fingers and toes are distinct and have nails at what week
week 12
48
Hair begins to develop, but won't be seen until later in the pregnancy at what week
week 12
49
The fetus begins small, random movements, too slight to be felt at what week
week 12
50
The fetal heartbeat can be detected with a heart monitor at what week
week 12
51
All major external body features have appeared at what week
week 12
52
Muscles continue to develop at what week
week 12
53
The fetus is about 3½ inches long and weighs about 1½ ounces at what week
week 14
54
The fetus is about _____ inches long and weighs about _____ ounces at week 14
3½, 1½
55
The fetus begins to swallow, the kidneys make urine, and blood begins to form in the bone marrow at what week
week 14
56
Joints and muscles allow full body movement at what week
week 14
57
There are eyelids and the nose is developing a bridge at what week
week 14
58
External genitals are developing at what week
week 14
59
The fetus is about 5½ inches long and weighs about 7 ounces at what week
week 18
60
The fetus is about ___ inches long and weighs about ___ ounces at what week
5½, 7
61
The skin is pink and transparent and the ears are clearly visible at what week
week 18
62
All the body and facial features are now recognizable at what week
week 18
63
The fetus can grasp and move its mouth and nails begin to grow at what week
week 18
64
The fetus has begun to kick and some women feel this movement at what week
week 18
65
The fetus is about 6¼ inches long and weighs about 11½ ounces at what week
week 20
66
The fetus is about _____ inches long and weighs about _____ ounces at week 20
6¼, 11½
67
All organs and structures are formed at what week
week 20
68
Skin is wrinkled and pink to reddish in color - thin and close to the blood vessels at what week
week 20
69
Protective skin coating, (VERNIX) begins to develop at what week
week 20
70
Respiratory movements occur - lungs have not developed enough to permit survival outside the uterus at what week
week 20
71
By this time, mothers usually feel the fetus moving at what week
week 20
72
At this time, what can often identify the sex of the fetus.
ultrasound
73
The fetus is about _____ inches long and weighs about ____ pound at week 22
7 1/2, 1
74
The fetus is about 7½ inches long and weighs about 1 pound at what week
week 22
75
It has fingerprints and some head and body hair at what week
week 22
76
It may suck its thumb and is more active and what week
week 22
77
The brain is growing very rapidly, the fetal heartbeat can be easily heard, and the kidneys start to work at what week
week 22
78
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
week 23
79
The fetus is about ____ inches long and weighs about ____ pounds at week 24
8 1/2, 1 1/4
80
The fetus is about 8¼ inches long and weighs about 1¼ pounds at what week
week 24
81
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
week 24
82
The first layers of fat are beginning to form at what week
week 24
83
This is the beginning of substantial weight gain for the fetus and Lungs continue developing at what week
week 24
84

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

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