Development of the Human Embryo's Heart Begins in the ________

question 25

Multiple Choice

Development of the human embryo's heart begins in the ________ week.

• A)16th
• B)3rd
• C)1st
• D)24th
• E)6th

---

Definitions:

Lung Capacity

The total volume of air that the lungs can hold, which varies with age, fitness, and respiratory health.

Body Fat

A component of the human body that consists of adipose tissue, serving as an energy storage, insulation, and protection of organs.

Epileptic Attack

A sudden occurrence of involuntary muscle spasms or convulsions, often accompanied by loss of consciousness, typically resulting from abnormal electrical activity in the brain.

Heart Attack

A medical condition that occurs when the flow of blood to the heart is blocked, causing damage to the heart muscle.