Question

answer all the questions

Answer 1

(1). 0-10 teeths probably.

(2). Saliva is produced in the mouth by salivary glands.

(3). The act of inhaling and exhaling air in order to exchange oxygen for carbon dioxide.

(4). That's epiglottis.

(5). Three (main) - arteries, veins, capillaries.

(6). Brain, spinal cord, sensory and motor organs, etc.

(7). It's meninges.

(8). Fertilisation.