ATI A&P Practice Questions and
Answers | Latest Version | 2024/2025 |
Correct & Verified
What organ works like a giant sponge, soaking up oxygen and squeezing out carbon dioxide?
✔✔ Lungs
Which body system is like a high-speed internet network, sending electrical signals everywhere?
✔✔ Nervous system
What organ is the body’s ultimate detox machine, breaking down alcohol, drugs, and toxins?
✔✔ Liver
Which structure is the body's "emergency brake," stopping food from going down the wrong
pipe?
✔✔ Epiglottis
What part of the skeleton is nicknamed the "funny bone," even though it’s not a bone at all?
✔✔ Ulnar nerve
1
,Which muscle flexes when you show off your arm strength?
✔✔ Biceps brachii
What organ is constantly making new skin cells to replace the ones you shed every day?
✔✔ Skin
Which protein in your body acts like glue, holding tissues together?
✔✔ Collagen
What tiny structures in the intestines look like little fingers and help absorb nutrients?
✔✔ Villi
Which part of the brain is in charge when you suddenly pull your hand away from something
hot?
✔✔ Spinal cord
What is the body's natural defense team that fights off invaders like bacteria and viruses?
2
, ✔✔ Immune system
Which part of the eye works like a camera lens, focusing light onto the retina?
✔✔ Lens
What fluid keeps your joints moving smoothly, preventing painful friction?
✔✔ Synovial fluid
Which hormone is released when you're scared, making your heart race and your body alert?
✔✔ Adrenaline
What structure in your ear helps you stay balanced, even when you’re spinning around?
✔✔ Vestibular system
Which muscle in the leg is the real powerhouse, helping you jump, run, and climb?
✔✔ Quadriceps
What is the name of the tough outer layer of skin that protects you from the outside world?
3
Answers | Latest Version | 2024/2025 |
Correct & Verified
What organ works like a giant sponge, soaking up oxygen and squeezing out carbon dioxide?
✔✔ Lungs
Which body system is like a high-speed internet network, sending electrical signals everywhere?
✔✔ Nervous system
What organ is the body’s ultimate detox machine, breaking down alcohol, drugs, and toxins?
✔✔ Liver
Which structure is the body's "emergency brake," stopping food from going down the wrong
pipe?
✔✔ Epiglottis
What part of the skeleton is nicknamed the "funny bone," even though it’s not a bone at all?
✔✔ Ulnar nerve
1
,Which muscle flexes when you show off your arm strength?
✔✔ Biceps brachii
What organ is constantly making new skin cells to replace the ones you shed every day?
✔✔ Skin
Which protein in your body acts like glue, holding tissues together?
✔✔ Collagen
What tiny structures in the intestines look like little fingers and help absorb nutrients?
✔✔ Villi
Which part of the brain is in charge when you suddenly pull your hand away from something
hot?
✔✔ Spinal cord
What is the body's natural defense team that fights off invaders like bacteria and viruses?
2
, ✔✔ Immune system
Which part of the eye works like a camera lens, focusing light onto the retina?
✔✔ Lens
What fluid keeps your joints moving smoothly, preventing painful friction?
✔✔ Synovial fluid
Which hormone is released when you're scared, making your heart race and your body alert?
✔✔ Adrenaline
What structure in your ear helps you stay balanced, even when you’re spinning around?
✔✔ Vestibular system
Which muscle in the leg is the real powerhouse, helping you jump, run, and climb?
✔✔ Quadriceps
What is the name of the tough outer layer of skin that protects you from the outside world?
3
