Answer:
The autonomic nervous system
Explanation:
The autonomic nervous system is control mechanism that operates mainly unconciously and governs body functions like heart rate, digestion, pupil response, urination, sexual excitement, and respiratory rate.
Autonomic functions require respiratory control, cardiovascular control, vasomotor activity and some reflex behaviors like coughing, swallowing, vomiting and sneezing
Answer: Iodine plays a vital role in thyroid health. Your thyroid gland, which is located at the base of the front of your neck, helps regulate hormone production. These hormones control your metabolism, heart health, and more. To make thyroid hormones, your thyroid takes up iodine in small amounts.
Explanation:
C. Connecting with others
All the other choices would be detrimental.