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Unit 3: Heart, Lungs, and Life Questions

English 23 Public

Unit 3 Review

Study Slideshow

How many cavities does the heart have?

4

15

How many blood capillaries are there?

a lot (300 million)

15

How many sperm fuse with the ovum?

1

15

Sperm are made in the ______.

testicles

15

Sperm leave the body through the ________.

urethra

15

Ova are made in the ________.

ovaries

15

An ova is usually fertilised in the ________.

uterus

15

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