Question

COULD SOME ONE PLEASE PLEASE HELP ME FAN AND MEDAL

1. Which of the following effects would you expect if red blood cells were shaped like neurons?
They would not be able to move as easily through capillaries.
They would more easily carry out gas exchange in the alveoli.
They would not need to be transported through the body.
They would become more effective at picking up urea discarded by body cells.

2. Which of the following is not a function of the skeletal system?
supports the body
works with other body systems to allow movement
manufactures new blood cells
sends signals to the brain

3. Which of the following body systems are involved in the first line of defense of the immune system against infection?
integumentary, digestive, respiratory
nervous, circulatory, skeletal
muscular, endocrine, urinary
urinary, skeletal, integumentary

Answer 1

I don't know

Answer 2

3 its simple

Answer 3

A

Answer 4

Could you help me with a few more @eanolane

Answer 5

1. A
2. D
3. A