Answer:
b. "I will begin doing exercises to strengthen the muscles of my back."
Explanation:
The teaching has been effective when the patient states "I will begin doing exercises to strengthen the muscles of my back." because by doing so, the muscles that support his back will be strengthened, which will help him to maintain a correct posture and to make fewer efforts when lifting thing. He should not lift things above the level of his elbows even if he keeps him back straight and bends his knees and hips to lift.
The exchange of gases between the lungs and the blood is known as exterior respiration. The correct option among all the options that are given in the question is option "C".
Exterior respiration is
actually the process in which the exchange of gases between the alveoli’s of
the lungs and the blood take place. The blood actually carries oxygen from the
lungs and gives out the carbon dioxide to the lungs. This is a continuous
process and is required for the survival of human beings.
I believe that the answer is D, The four have molecular similarities, but have their own unique traits. A phylogenetic tree is a diagram like the one shown below which represents the relationship among various biological organisms/species or other entities based upon similarities and differences in their physical or genetic characteristics.