Fetus Development

Q.

Human embryo is protected by________

1. allontois

2. peritoneal cavity

3. amniotic cavity

4. pleural cavity

Q. Match the events with the month of gestation at the end of which they are evident.

1. Hair appears on head
2. Eyelids separate
3. Heart develops
4. Limbs and digits

Q.

The weight of a typical full-term baby is around -

1. 2.0 - 4 kg

2. 5.0 - 6.0 kg

3. 2.5 - 5 kg

4. 1.0 - 3 kg

Q.

During gestation, in which stage are all of the major organs and structures within the developing mammal formed?

1. Embryonic stage

2. Germinal stage

3. Foetal developmental stage

4. During parturition

Q.

How do you check for a viable pregnancy?

1. Urine test for HCG

2. Foetal heart beat

3. Scan showing foetal brain with 2 lobes and spinal cord

4. None of the above

Q.

The first movements of the foetus and appearance of hair on its head are usually observed during which month of pregnancy?

1. Fourth month

2. Fifth month

3. Sixth month

4. Third month

Q. Sort the stages in the order they appear during the embryonic development in humans.

1. Foetus
2. Embryo
3. Morula
4. Blastocyst
5. Zygote

Q.

Match the following:

$\begin{array}{cc}\text{i. 12 weeks}& \text{a. In a male foetus testis migrates to scrotum}\\ \text{ii. 14 weeks}& \text{b. Genitals develop accordingly}\\ \text{iii. 24 weeks}& \text{c. Covered with lanugo}\\ \text{iv. 32 weeks}& \text{d. Babys head will engage}\\ \text{v. 40 weeks}& \text{e. Organs are fully formed}\end{array}$

1. i) $\Rightarrow$ d , ii) $\Rightarrow$ c, iii) $\Rightarrow$ a, iv) $\Rightarrow$ b, v) $\Rightarrow$ e

2. i) $\Rightarrow$ c, ii) $\Rightarrow$ e, iii) $\Rightarrow$ b, iv) $\Rightarrow$ a, v) $\Rightarrow$ d

3. i) $\Rightarrow$ b, ii) $\Rightarrow$ c, iii) $\Rightarrow$ e, iv) $\Rightarrow$ a, v) $\Rightarrow$ d

4. i) $\Rightarrow$ d, ii) $\Rightarrow$ b, iii) $\Rightarrow$ a, iv) $\Rightarrow$ c, v) $\Rightarrow$ e

Q. The rapid growth of the foetus followed by development of the brain and the heart occurs during __________ week of the pregnancy.

1. fifth
2. tenth
3. sixteenth
4. eleventh

Q.

During gestation, in which stage are all of the major organs and structures within the developing mammal formed?

1. Embryonic stage

2. Germinal stage

3. Fetal developmental stage

4. During parturition