MSN 570 Patho Midterm Exam Review | Questions with 100% correct Answers | Verified

respiratory zone - respiratory bronchioles, alveolar ducts, alveoli What does the Respiratory Zone do? - Allow inhaled oxygen to diffuse into the lung capillaries in exchange for CO2 Conducting Zone - nose, pharynx, larynx, trachea, bronchi, bronchioles What does conducting zone do? - conducts air to respiratory zone, humidifies, warms, and filters air Most common cancer mutation? - Acquired What does anticholinergic mean? - blockade of muscarinic receptors - This inhibits nerve impulses responsible for involuntary muscle movements and various bodily functions What does dopamine do? - influences movement, learning, attention, and emotion. Dopamine enables neurons in your brain to communicate and control movement. What does messenger RNA do? - Transcribes information from the DNA in the nucleus and carries it to the cytoplasm, and then to the ribosome. Single-stranded, intermediate molecule. Carries the instructions for making proteins. What do ribosomes do? - Make proteins (protein synthesis) Neurotransmitters - chemical messengers that cross the synaptic gaps between neurons