Eyes
What sends pictures to the brain?
Optic nerve
What are the three types of blood vessels called?
Arteries, veins, capillaries
What are the three kinds of muscles called?
Skeletal, smooth and cardiac
What are the bones of the head that surround the brain and give the head its shape called?
Skull
What are the male reproductive organs called?
Testicles
What gets smaller in bright light?
Pupil
What is the yellow liquid that is made up of 90% water called?
Plasma
What is the largest muscle called?
Gluteus maximus
What is the bone called that curves round from your back to your chest?
Rib
What are the female reproductive organs called?
Ovaries
What part can be blue, brown, green or grey?
Iris
How many blood types do we have?
8 (There are four main blood types: A, B, AB, 0. Each can be Rh-positive or Rh-negative, making a total of eight blood groups.)
What muscle is the fastest?
The eye muscle (Orbicularis oculi)
What is the thicker of the two bones in the lower arm called?
Radius
When does an egg become fertilized?
When a sperm fertilizes an egg.
What is behind the pupil?
The lens
In the bone marrow.
What are the muscles called that keep working even when we don´t think about them?
Smooth and cardiac muscles - INVOLUNTARY
What is the part of the body between the hand and the arm called?
Wrist bone
How long does a baby remain in the womb?
40 weeks (9 months)
What is the wall at the back of the eye?
Retina
What are the particles called that join together to stop bleeding?
Platelets
What are the muscles attached to the bones by?
Tendons (Sehnen)
What is the long, flat, vertical bone in the centre of a person´s or animal´s chest called?
Breast bone
What happens to an egg that is not fertilized?
It leaves the body during menstruation.