During inhalation; a) the volume of the thoracic cavity decreases.
b) the diaphragm relaxes.
c) the diaphragm and rib muscles contract.
d) air moves up the trachea.
e) oxygen molecules move into the lungs, and carbon dioxide molecules move out of the lungs.

Wikipedia aswell can be used to solve the following questions

If these are the missing choices: a. to determine skin temperature, place the back of your hand against the patient's skin.b. determine body temperature by touching the patient's hands and feet.c. skin temperature will tell you very little about this patient's condition or well-being.d. the patient's skin temperature and color will likely be warm and red.my answer is: a. to determine skin temperature, place the back of your hand against the patient's skin. using the back of the hand to check for temperature rather than the palm is more effective because the back of the hand has more nerves that can feel and transmit the temperature than the palm.

Idont see a question here

Photosynthesis. . .