UPDATED QUESTIONS ANSWERS REVIEW
● Stomach. Answer: Protein digestion with pepsin + HCl.
● Small intestine. Answer: 90% of nutrient absorption.
● Large intestine. Answer: Water absorption + vitamin K production.
● Blood flow. Answer: RA → RV → lungs → LA → LV → body.
● Arteries. Answer: Away from the heart.
● Veins. Answer: Toward the heart.
● SA node. Answer: Pacemaker of the heart.
● Gas exchange. Answer: Occurs at alveoli.
● Diaphragm. Answer: Contracts = inhale; relaxes = exhale.
● Thyroid. Answer: Metabolism (T3/T4).
, ● Pancreas. Answer: Insulin + glucagon.
● Adrenal glands. Answer: Cortisol & adrenaline.
● Pituitary. Answer: Master gland.
● CNS. Answer: Brain + spinal cord.
● PNS. Answer: All other nerves.
● Sympathetic. Answer: Fight or flight.
● Parasympathetic. Answer: Rest and digest.
● Nucleus. Answer: Controls the cell.
● Ribosomes. Answer: Protein synthesis.
● Lysosomes. Answer: Waste breakdown.
● Mitochondria. Answer: ATP energy.