1. What organ pumps blood in the body?
A) Lung
B) Liver
C) Heart
D) Kidney
C) Heart
What carries oxygen in the blood?
A) Platelets
B) Red blood cells
C) Plasma
D) Hormones
B) Red blood cells
Epithelium covers:
A) Bones
B) Organs and surfaces
C) Blood
D) Nerves
B) Organs and surfaces
The brain is part of the:
A) Digestive system
B) Nervous system
C) Respiratory system
D) Skeletal system
B) Nervous system
The fertilized egg is called:
A) Embryo
B) Zygote
C) Fetus
D) Placenta
B) Zygote
How many bones are in the adult human body?
A) 106
B) 206
C) 306
D) 406
B) 206
Normal body temperature is about:
A) 30°C
B) 37°C
C) 40°C
D) 45°C
B) 37°C
Muscle tissue is responsible for:
A) Protection
B) Movement
C) Thinking
D) Digestion only
B) Movement
. The spinal cord is located in the:
A) Skull
B) Chest
C) Vertebral column
D) Abdomen
C) Vertebral column
Fertilization occurs when:
A) Two eggs join
B) Sperm meets egg
C) Baby is born
D) Cells divide
B) Sperm meets egg
The femur is located in the:
A) Arm
B) Head
C) Leg
D) Chest
C) Leg
What gas do humans need to breathe?
A) Nitrogen
B) Oxygen
C) Carbon dioxide
D) Hydrogen
B) Oxygen
Blood is a type of:
A) Muscle tissue
B) Nervous tissue
C) Connective tissue
D) Epithelial tissue
C) Connective tissue
Neurons send:
A) Blood
B) Signals
C) Hormones
D) Air
B) Signals
Pregnancy lasts about:
A) 3 months
B) 6 months
C) 9 months
D) 12 months
C) 9 months
The brain is inside the:
A) Thorax
B) Abdomen
C) Skull
D) Pelvis
C) Skull
The kidneys produce:
A) Bile
B) Urine
C) Saliva
D) Sweat
B) Urine
Neurons belong to:
A) Muscle tissue
B) Connective tissue
C) Nervous tissue
D) Bone tissue
C) Nervous tissue
The cerebrum controls:
A) Thinking
B) Digestion
C) Urine
D) Sweat
A) Thinking
The placenta connects:
A) Brain and heart
B) Mother and baby
C) Arms and legs
D) Blood and nerves
B) Mother and baby
The ribs protect the:
A) Feet
B) Heart and lungs
C) Hands
D) Eyes
B) Heart and lungs
The heart beats to:
A) Digest food
B) Move muscles
C) Pump blood
D) Make hormones
C) Pump blood
The smallest structural unit of tissue is the:
A) Organ
B) System
C) Cell
D) Bone
C) Cell
The nervous system controls:
A) Body functions
B) Rocks
C) Clothes
D) Food only
A) Body functions
The embryo develops into a:
A) Tissue
B) Organ
C) Fetus
D) Cell
C) Fetus