PADI - Exercise 1-2

Question 1

As I descend, increasing pressure affects my (choose all that apply):

Answer 1

(a) mask, (b) ears, (c) sinuses

Question 2

A squeeze is caused by ___

Answer 2

(b) a pressure imbalance between the surrounding pressure and an air space

Question 3

Equalization is the process of ___

Answer 3

(a) adding air to an air space

Question 4

I should equalize ___

Answer 4

(c) before I feel pain or discomfort

Question 5

I’m descending and discover I can’t equalize. The first thing I would do is ___

Answer 5

(b) stop my descent and signal my buddy/the instructor

Question 6

I equalize gently because an extended, forceful equalization can cause permanent damage to my ears and hearing. True or false?

Answer 6

True

Question 7

On a day I plan to go diving, I wake up with my sinuses blocked due to a cold or allergy. I should ___

Answer 7

(c) cancel the dive until I’m well

Question 8

When scuba diving, normal breathing keeps your lungs equalized to the surrounding pressure. True or False?

Answer 8

True