Human Digestive System
Where does most nutrient absorption occur in the digestive system?
a) Stomach
b) Small intestine
c) Large intestine
d) Esophagus
b) Small intestine
How many types of teeth do humans have?
a) 2
b) 4
c) 6
d) 8
b) 4
What is the primary function of the respiratory system?
a) Circulate blood
b) Break down food
c) Exchange gases
d) Remove waste
c) Exchange gases
Which gas is absorbed by the lungs from the air we breathe?
a) Nitrogen
b) Oxygen
c) Carbon dioxide
d) Methane
b) Oxygen
Which Muslim scientist is credited with the invention of algebra?
a) Al-Kindi
b) Ibn Sina
c) Al-Khwarizmi
d) Ibn Haytham
c) Al-Khwarizmi
What is the term for the wave-like movement that pushes food through the digestive tract?
a) Peristalsis
b) Segmentation
c) Defecation
d) Absorption
a) Peristalsis
Which dental disease results from bacterial acid attacking enamel?
a) Gingivitis
b) Cavities
c) Periodontitis
d) Plaque
b) Cavities
What is the waste gas produced during respiration?
a) Oxygen
b) Nitrogen
c) Carbon dioxide
d) Hydrogen
c) Carbon dioxide
Which muscle aids in the process of breathing?
a) Diaphragm
b) Heart
c) Liver
d) Stomach
a) Diaphragm
Which Muslim scientist is known for his contributions to medicine and writing "The Canon of Medicine"?
a) Ibn Sina
b) Al-Zahrawi
c) Al-Biruni
d) Ibn Haytham
a) Ibn Sina
Which organ produces bile?
a) Pancreas
b) Liver
c) Stomach
d) Gallbladder
b) Liver
Which type of teeth have flat surfaces for grinding food?
a) Incisors
b) Canines
c) Molars
d) Premolars
c) Molars
Which part of the cell is responsible for producing energy through respiration?
a) Nucleus
b) Mitochondria
c) Ribosome
d) Chloroplast
b) Mitochondria
What are the tiny air sacs in the lungs called?
a) Bronchioles
b) Alveoli
c) Capillaries
d) Trachea
b) Alveoli
Which famous Muslim scientist made significant contributions to optics?
a) Ibn Sina
b) Al-Khwarizmi
c) Ibn Haytham
d) Al-Biruni
c) Ibn Haytham
Which digestive organ produces insulin?
a) Pancreas
b) Liver
c) Gallbladder
d) Stomach
a) Pancreas
Which part of the tooth anchors it to the jawbone?
a) Crown
b) Root
c) Enamel
d) Cementum
b) Root
What is the process of oxygen moving from the lungs into the blood called?
a) Diffusion
b) Absorption
c) Conduction
d) Respiration
a) Diffusion
Which of the following is a disease that affects the lungs?
a) Pneumonia
b) Arthritis
c) Hypertension
d) Diabetes
a) Pneumonia
Who is considered one of the greatest geographers of the Islamic world?
a) Al-Idrisi
b) Ibn Sina
c) Al-Razi
d) Al-Zahrawi
a) Al-Idrisi
What enzyme in saliva breaks down starch?
a) Lipase
b) Pepsin
c) Amylase
d) Protease
c) Amylase
What is the hard tissue beneath the enamel called?
a) Dentin
b) Pulp
c) Cementum
d) Plaque
a) Dentin
What structure in the throat prevents food from entering the trachea during swallowing?
a) Diaphragm
b) Esophagus
c) Epiglottis
d) Larynx
c) Epiglottis
What is the name of the large airway that leads to the lungs?
a) Esophagus
b) Larynx
c) Trachea
d) Bronchi
c) Trachea
Which Muslim polymath calculated the Earth's circumference with remarkable accuracy?
a) Ibn Sina
b) Al-Biruni
c) Al-Khwarizmi
d) Al-Razi
b) Al-Biruni