What condition impair your vision and becomes cloudy?
Cataract
Atherosclerosis has to do with which system in the body...?
Cardiovascular
The loss of memory and other functions of conscious thinking is known as...?
Dementia
Hypertension is high blood pressure
True
what are the primary germ layers?
Endoderm, Mesoderm, Ectoderm
what are some example of teratogen
radiation (x-rays), chemicals (drugs, cigarettes, alcohol), infections in the mother (herpes virus, zika virus, cytomegalovirus)
What is the first stage of labor?
Period from onset of uterine contractions until dilation of the cervix is completed
which advancing age, the skin becomes...?
Dry, thin, and inelastic
what is the yolk sac's function?
Production of blood cells and stem cells that later form gametes in the gonads
The science of the development of the offspring before birth is...?
Embryology
the ovum stores ____ that help support the embryonic development until implantation has occurred.
nutrients
Zygote, Morula, Blastocyst, Implantation
Functions of the chorionic villi...?
Connects the blood vessels of the chorion to the rest of the placenta
The third week after fertilization until the end of week 8 of gestation is known as the neonatal phase?
False (embryonic phase)
The point of transition between the prenatal and postnatal periods of life is known as...
Parturition
what develop under the Endoderm layer...?
kidney ducts and bladder, thyroid gland, parathyroid gland
AKA for amniotic cavity
Bag of water
By what month are all organs completed and in place...?
month 4
Stage 1 lasts from a few minutes to an hour...
False (6 to 24 hours)
The number of nephron units in the kidney decreases by almost ____ between the ages of ____and ____...
50%, 30, 75
What are the 2 that develop under Ectoderm layer...?
tooth enamel, and brain and spinal cord
What are the first four weeks of infancy referred to as...?
Neonatal period
when someone has barrel chest, what happens?
In time ribs gradually become "fixed" to the sternum, and chest movements become difficult
The bladder is a muscle
True
____ occurs when other substances in blood vessels calcify causing the hardening of the arteries
Arteriosclerosis