MCQ Test

Question 1

Lactation refers to:

Formation of placenta

Secretion of milk by mammary glands

Fertilization of ovum

Expulsion of fetus

Question 2

The first milk produced after childbirth is called:

Colostrum

Mature milk

Transitional milk

Formula milk

Question 3

Colostrum is rich in:

Fats

Antibodies (IgA)

Carbohydrates

Vitamin D

Question 4

Which hormone stimulates milk production?

Oxytocin

Prolactin

Progesterone

Estrogen

Question 5

Which hormone is responsible for milk ejection (let-down reflex)?

Progesterone

Oxytocin

hCG

Prolactin

Question 6

Mammary glands are:

Modified sweat glands

Modified sebaceous glands

Modified hair follicles

Modified salivary glands

Question 7

The ducts that carry milk from alveoli to nipple are called:

Alveolar ducts

Lactiferous ducts

Milk canals

Mammary sinuses

Question 8

Temporary storage of milk occurs in:

Alveoli

Lactiferous sinuses

Mammary ducts

Areola

Question 9

Milk production during pregnancy is inhibited by:

Progesterone

Prolactin

Oxytocin

Relaxin

Question 10

Milk secretion resumes after childbirth because:

Progesterone levels drop

Estrogen levels increase

Oxytocin is secreted

hCG levels increase

Question 11

Oxytocin release is triggered by:

Placental hormones

Suckling by the baby

Prolactin secretion

Progesterone drop

Question 12

Positive feedback in lactation refers to:

More suckling → more oxytocin → more milk ejection

Prolactin inhibits milk production

Estrogen suppresses lactation

Progesterone increases lactation

Question 13

Which hormone prepares mammary glands for lactation?

hPL

hCG

Oxytocin

Prolactin

Question 14

The main carbohydrate in milk is:

Glucose

Lactose

Sucrose

Maltose

Question 15

Milk fat serves as:

Energy source

Antibody

Hormone

Mineral

Question 16

Proteins in milk aid in:

Digestion

Energy storage

Growth and tissue repair

Immunity only

Question 17

The first phase of lactation is:

Colostral phase

Transitional phase

Mature milk phase

Lactogenic phase

Question 18

The second phase of lactation is:

Colostral

Transitional

Mature milk

Post-lactation

Question 19

Mature milk is produced after:

1–2 days

10 days

2 weeks

1 month

Question 20

Which antibody provides passive immunity to newborn?

IgA

IgG

IgM

IgE

Question 21

Milk also contains:

Enzymes

Hormones

Vitamins and minerals

All of the above

Question 22

The let-down reflex is mediated by:

Hypothalamus and posterior pituitary

Anterior pituitary

Corpus luteum

Placenta

Question 23

Suckling maintains milk production through:

Negative feedback

Positive feedback

Hormonal inhibition

Placental signals

Question 24

Lactation promotes uterine contraction due to:

Prolactin

Oxytocin

Estrogen

hCG

Question 25

Milk is expelled from alveoli by contraction of:

Smooth muscle cells

Myoepithelial cells

Skeletal muscle

None

Question 26

Colostrum is rich in:

Lactose

Immunoglobulins

Fat

Hormones

Question 27

Human milk is:

Hypotonic

Isotonic

Hypertonic

None

Question 28

Lactation is controlled by:

Nervous system only

Endocrine system only

Both nervous and endocrine systems

None

Question 29

Milk synthesis occurs in:

Lactiferous ducts

Alveoli

Nipple

Areola

Question 30

Milk ejection occurs through:

Lactiferous ducts

Alveoli

Nipple

Areola

Question 31

Lactation helps in:

Infant nutrition

Immunity transfer

Mother–infant bonding

All of the above

Question 32

Human milk contains which fatty acid important for brain development?

Linoleic acid

DHA (Docosahexaenoic acid)

Palmitic acid

Stearic acid

Question 33

Milk protein casein helps in:

Calcium absorption

Immunity

Energy production

Hormone regulation

Question 34

Milk secretion after childbirth is:

Continuous and automatic

Dependent on suckling

Independent of hormones

Only mechanical

Question 35

Which hormone increases alveolar cells’ sensitivity to prolactin?

Estrogen

Progesterone

Relaxin

hCG

Question 36

Lactation is suppressed during pregnancy by:

High estrogen

High progesterone

High prolactin

Oxytocin

Question 37

Which structure stores milk before let-down?

Alveoli

Lactiferous sinuses

Nipple

Areola

Question 38

Which hormone prepares mammary glands but inhibits lactation during pregnancy?

Estrogen

Progesterone

Prolactin

Oxytocin

Question 39

Milk secretion is maximum in:

Morning

Evening

During night feeding

Depends on baby’s demand

Question 40

Which enzyme helps in digestion of lactose in newborn?

Amylase

Lactase

Lipase

Protease

Question 41

Mammary glands are fully functional after:

Puberty

First menstruation

Childbirth

Menopause

Question 42

Breastfeeding promotes:

Uterine involution

Natural contraception

Emotional bonding

All of the above

Question 43

Which hormone triggers contraction of myoepithelial cells in alveoli?

Prolactin

Oxytocin

Estrogen

Progesterone

Question 44

Lactation ensures transfer of:

Passive immunity

Growth factors

Nutrients

All of the above

Question 45

Human milk is:

Easily digestible

Rich in antibodies

Complete nutrition for newborn

All of the above

Question 46

Let-down reflex is an example of:

Negative feedback

Positive feedback

Reflex arc

Hormone inhibition

Question 47

The hormone responsible for breast tissue development during pregnancy is:

Oxytocin

Estrogen

Prolactin

hCG

Question 48

The baby’s suckling stimulates which part of the brain?

Hypothalamus

Cerebellum

Medulla

Pituitary only

Question 49

Which vitamin in milk is important for calcium absorption?

Vitamin A

Vitamin D

Vitamin K

Vitamin C

Question 50

Colostrum has:

High fat

High antibodies

Low protein

Low minerals

📘 MCQ Test

Question 1

Lactation refers to:

Question 2

The first milk produced after childbirth is called:

Question 3

Colostrum is rich in:

Question 4

Which hormone stimulates milk production?

Question 5

Which hormone is responsible for milk ejection (let-down reflex)?

Question 6

Mammary glands are:

Question 7

The ducts that carry milk from alveoli to nipple are called:

Question 8

Temporary storage of milk occurs in:

Question 9

Milk production during pregnancy is inhibited by:

Question 10

Milk secretion resumes after childbirth because:

Question 11

Oxytocin release is triggered by:

Question 12

Positive feedback in lactation refers to:

Question 13

Which hormone prepares mammary glands for lactation?

Question 14

The main carbohydrate in milk is:

Question 15

Milk fat serves as:

Question 16

Proteins in milk aid in:

Question 17

The first phase of lactation is:

Question 18

The second phase of lactation is:

Question 19

Mature milk is produced after:

Question 20

Which antibody provides passive immunity to newborn?

Question 21

Milk also contains:

Question 22

The let-down reflex is mediated by:

Question 23

Suckling maintains milk production through:

Question 24

Lactation promotes uterine contraction due to:

Question 25

Milk is expelled from alveoli by contraction of:

Question 26

Colostrum is rich in:

Question 27

Human milk is:

Question 28

Lactation is controlled by:

Question 29

Milk synthesis occurs in:

Question 30

Milk ejection occurs through:

Question 31

Lactation helps in:

Question 32

Human milk contains which fatty acid important for brain development?

Question 33

Milk protein casein helps in:

Question 34

Milk secretion after childbirth is:

Question 35

Which hormone increases alveolar cells’ sensitivity to prolactin?

Question 36

Lactation is suppressed during pregnancy by:

Question 37

Which structure stores milk before let-down?

Question 38

Which hormone prepares mammary glands but inhibits lactation during pregnancy?

Question 39

Milk secretion is maximum in:

Question 40