Calcium that we digest can be used to strengthen bones.
(Select 2 items)
Nutrients diffuse through the blood and are carried to the embryo through blood vessels in the umbilical cord.
(Select 2 items)
The pelvis bone protects a developing fetus from injury.
(Select 2 items)
The brain regulates the position of bones by contracting muscles.
(Select 3 items)
The pancreas secretes the hormone insulin to maintain blood sugar levels from breaking down food.
(Select 3 items)
In response to seeing or smelling food, the brain sends a signal to the mouth to begin salivating. Enzymes in saliva break down food.
(Select 3 items)
The mother’s antibodies attack the developing fetus because of differences in blood type.
(Select 3 items)
A table with different body system interactions is shown below.

What body system are they all interacting with?
A table with different body system interactions is shown below.

What body system are they all interacting with?
A table with different body system interactions is shown below.

What body system are they all interacting with?
A table with different body system interactions is shown below.

What body system are they all interacting with?
A table with different body system interactions is shown below.

What body system are they all interacting with?
A table with different body system interactions is shown below.

What body system are they all interacting with?
A table with different body system interactions is shown below.

What body system are they all interacting with?
A table with different body system interactions is shown below.

What body system are they all interacting with?
The cells of our body require a constant supply of oxygen and release carbon dioxide as a waste product. Which two body systems must directly interact in order to exchange these gases?
Select TWO correct answers.
The female reproductive and endocrine systems work interactively for which main purpose?
Coracias garrulus is a blue bird with an orange-brown back. The offspring of this bird have an effective defense mechanism.
The young birds vomit and cover themselves in a foul-smelling orange liquid when they sense a threat by predators.

The system signals the bird to dangers in their environment and the system helps produce the vomit it uses as a defense.