Answer:
Sinus infections happen when fluid builds up in the air-filled pockets in the face (sinuses), which allows germs to grow. Viruses cause most sinus infections, but bacteria can cause some sinus infections.
Explanation:
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<span> The hypothalamus is the gland in the brain that controls all regulatory activities of the body.</span>
A BMI between 18.5 to 24.9 is considered healthy. below is considered underweight. 25 to 29.9 is overweight and above 30 is obese
Neuron is the type of cell in the central nervous system
plays an important role in the uptake and processing of neurotransmitters from
synaptic clefts.
To add, a neuron is an electrically excitable cell
that processes and transmits information through electrical and chemical signals.
