truelearn integumentary

Question 1

Which primitive reflex involves extension of the arms when startled, followed by flexion, and when does it end?

A) Rooting reflex
B) Palmar grasp reflex
C) Moro reflex
D) Babinski reflex

Answer 1

C) Moro reflex — ends at 3 months

Question 2

Which primitive reflex causes a baby to turn their head toward a stroked cheek, and when does it end?

A) Babinski reflex
B) Moro reflex
C) Rooting reflex
D) Palmar grasp reflex

Answer 2

C) Rooting reflex — ends at 4 months

Question 3

Which primitive reflex results in grasping an object placed in the palm, and when does it end?

A) Palmar grasp reflex
B) Rooting reflex
C) Moro reflex
D) Babinski reflex

Answer 3

A) Palmar grasp reflex — ends at 6 months

Question 4

Which primitive reflex causes toes to fan and the big toe to dorsiflex when the sole is stroked, and when does it end?

A) Babinski reflex
B) Moro reflex
C) Rooting reflex
D) Palmar grasp reflex

Answer 4

A) Babinski reflex — ends at 12 months

Question 5

At what age does an infant lift the head while prone?

A) 4 months
B) 6 months
C) 2 months
D) 9 months

Answer 5

C) 2 months

Question 6

At what age does a baby move both arms and legs symmetrically?

A) 2 months
B) 9 months
C) 6 months
D) 4 months

Answer 6

A) 2 months

Question 7

At what age does an infant react to loud sounds?

A) 4 months
B) 2 months
C) 6 months
D) 12 months

Answer 7

Back:
B) 2 months

Question 8

At what age does an infant make sounds other than crying?

A) 9 months
B) 6 months
C) 2 months
D) 12 months

Answer 8

C) 2 months

Question 9

At what age does a baby exhibit a social smile and seem happy to see parent?

A) 2 months
B) 4 months
C) 12 months
D) 6 months

Answer 9

A) 2 months

Question 10

At what age does a baby push up on forearms while prone?

A) 4 months
B) 2 months
C) 6 months
D) 9 months

Answer 10

A) 4 months

Question 11

At what age does an infant hold head steady when held?

A) 6 months
B) 4 months
C) 9 months
D) 2 months

Answer 11

B) 4 months

Question 12

At what age does an infant hold head steady when held?

A) 6 months
B) 4 months
C) 9 months
D) 2 months

Answer 12

B) 4 months

Question 13

At what age does a baby hold a rattle and bring hands to the mouth?

A) 4 months
B) 9 months
C) 6 months
D) 12 months

Answer 13

A) 4 months

Question 14

At what age does a baby turn head toward voice and coo (“ooo/ahh”)?

A) 4 months
B) 2 months
C) 6 months
D) 9 months

Answer 14

A) 4 months

Question 15

At what age does a baby smile spontaneously and chuckle?

A) 4 months
B) 2 months
C) 6 months
D) 9 months

Answer 15

A) 4 months

Question 16

At what age does a baby sit with support and roll prone → supine?

A) 6 months
B) 9 months
C) 12 months
D) 4 months

Answer 16

A) 6 months

Question 17

At what age does a baby put objects in mouth and take turns making sounds?

A) 9 months
B) 2 months
C) 6 months
D) 12 months

Answer 17

C) 6 months

Question 18

At what age does a baby enjoy looking at themselves int he mirror?

A) 6 months
B) 4 months
C) 9 months
D) 12 months

Answer 18

A) 6 months

Question 19

At what age does a baby sit without support?

A) 6 months
B) 12 months
C) 9 months
D) 4 months

Answer 19

C) 9 months

Question 20

At what age does a baby transfer objects hand-to-hand and babble?

A) 9 months
B) 12 months
C) 6 months
D) 15 months

Answer 20

A) 9 months

Question 21

At what age does a baby play peek-a-boo, look for hidden objects, and show stranger anxiety?

A) 9 months
B) 6 months
C) 12 months
D) 18 months

Answer 21

A) 9 months

Question 22

At what age does a baby respond to name?

A) 9 months
B) 12 months
C) 6 months
D) 18 months

Answer 22

A) 9 months

Question 23

At what age does a baby pull to stand, cruise, and use a 2-finger pincer grasp?

A) 12 months
B) 9 months
C) 6 months
D) 15 months

Answer 23

A) 12 months

Question 24

At what age does a baby drink from a cup held by someone, say mama/dada, and wave bye-bye?

A) 12 months
B) 15 months
C) 9 months
D) 18 months

Answer 24

A) 12 months

Question 25

At what age does a baby understand “no” and play pat-a-cake? A) 12 months B) 6 months C) 18 months D) 9 months

Answer 25

A) 12 months

Question 26

At what age does a toddler walk independently and feed self with fingers? A) 15 months B) 12 months C) 18 months D) 9 months

Answer 26

A) 15 months

Question 27

At what age does a toddler say 1–2 extra words, follow gesture + words, and show affection? A) 18 months B) 12 months C) 15 months D) 9 months

Answer 27

C) 15 months

Question 28

At what age does a toddler stack ≥2 blocks? A) 15 months B) 12 months C) 18 months D) 6 months

Answer 28

B) 12 months

Question 29

At what age does a toddler walk independently, climb furniture, and use spoon? A) 18 months B) 12 months C) 24 months D) 15 months

Answer 29

A) 18 months

Question 30

At what age do toddlers scribble, say ≥3 extra words, and point to show interest? A) 18 months B) 15 months C) 24 months D) 12 months

Answer 30

A) 18 months

Question 31

At what age do toddlers copy chores, play simple pretend, wash hands with help, and follow one-step commands? A) 18 months B) 24 months C) 15 months D) 9 months

Answer 31

A) 18 months

Question 32

A 5-year-old boy has developmental delay and cannot write his name or count to 10. He has a wide mouth, short nose with long philtrum, is very friendly/talkative, has hyperextensible joints, mild hypercalcemia, and a systolic ejection murmur at the right 1st intercostal space (supravalvular aortic stenosis). What chromosomal abnormality is most likely present? A) Deletion in long arm of chromosome 7 B) Deletion in short arm of chromosome 5 C) Trisomy 13 D) Trisomy 18 E) Trisomy 21

Answer 32

A) Deletion in the long arm of chromosome 7 Diagnosis: Williams syndrome — Features: “elfin facies,” extreme friendliness, hypercalcemia, supravalvular aortic stenosis — Gene deletion: ELN (elastin gene) on 7q