Answer:
When you breathe in, or inhale, your diaphragm contracts and moves downward. This increases the space in your chest cavity, and your lungs expand into it. The muscles between your ribs also help enlarge the chest cavity. They contract to pull your rib cage both upward and outward when you inhale.
Explanation:
The answer is: the <span>epiglottis .
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Answer:
Here is how regular heavy drinking can affect your body long term. Brain: Drinking too much can affect your concentration, judgement, mood and memory. It increases your risk of having a stroke and developing dementia. Heart: Heavy drinking increases your blood pressure and can lead to heart damage and heart attacks.
Answer:
Ejaculation takes place in two phases: in the first, or emission, stage, sperm are moved from the testes and the epididymis (where the sperm are stored) to the beginning of the urethra, a hollow tube running through the penis that transports either sperm or urine; in the second stage, ejaculation proper, the semen is moved through the urethra and expelled from the body.
Explanation:
Ejaculation is a physiological process heavily controlled by the autonomic nervous system. It consists of two main phases: emission and expulsion.
Answer:
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This is basically just because older adults are more mature and less impulsive whereas young people are more likely to go overboard with their alcohol consumption resulting in blackouts.