Question

QUESTION 15: Sickle cell anemia is usually detected at birth because fetal hemoglobin is affected by the genetic mutation.

1. True
2. False

QUESTION 16: Pruritic linear lesions that itch more at night that may have more vesicles and papules describes which of the following conditions?

1. Atopic dermatitis
2. Tinea corporis
3. Impetigo
4. Staphylococcal scalded-skin syndrome

QUESTION 17: The most common cause of chronic hepatitis in children is:

1. A and B
2. A and C
3. B and C
4. B and D

QUESTION 18: Before the bone marrow is functional in a fetus, where does the production of erythrocytes primarily take place?

1. Spleen
2. Lymph nodes
3. Liver
4. maternal production

QUESTION 19: Respiratory distress syndrome in the newborn is caused by the deficiency of what substance?

1. fibrin
2. hemoglobin
3. surfactant
4. iron

QUESTION 20: The urine of a neonate is more dilute than adult urine because blood flow preferentially goes to nephons with short loops.

1. True
2. False

Answer 1

ANSWER 15 - FALSE

The reason that infants don’t show symptoms at birth is because baby or fetal hemoglobin protects the red blood cells from sickling. When the infant is around 4 to 5 months of age, the baby or fetal hemoglobin is replaced by sickle hemoglobin and the cells begin to sickle.

ANSWER 16 - ATOPIC DERMATITIS.

Body temperature and the blood flow to your skin both increase in the evening, warming your skin. A rise in skin temperature can make you feel itchy.

ANSWER 17 - AUTO IMMUNE LIVER DISEASE

ANSWER 18 - LIVER

In the early fetus, erythropoiesis takes place in the mesodermal cells of the yolk sac. By the third or fourth month, erythropoiesis moves to the liver. After seven months, erythropoiesis occurs in the bone marrow. Increased level of physical activity can cause an increase in erythropoiesis.

ANSWER 19 - SURFACTANT.

RDS is a type of neonatal respiratory disease that is caused most often by a lack of surfactant in the lungs

ANSWER 20 - TRUE

Infants and newborns have an intact urine diluting ability, their concentrating ability is impaired. The maximal urinary concentration in the neonatal period is less than 700 mOsm/kg, but reaches adult values of 1200 mOsm/kg by 6 to 12 months of life.