First one is brain, second answer is sunlight
Yes you need to call another ambulance because you need to take care of someone with a broken arm , head injury (also unconscious) you would need another ambulance to check on the pregnant woman and man with cuts and scratches.
Oceans comprises about 70% of the biosphere(world). It is collectively called the hydrosphere.
If this helps please mark me as brainliest.
When vasopressin (ADH) levels are high, the urine is hyperosmotic compared to normal blood osmolarity.
<h3>What is vasopressin?</h3>
- The hypothalamus produces vasopressin, also known as antidiuretic hormone (ADH), arginine vasopressin (AVP), and other nonapeptides.
- It has been established by science that it is crucial for maintaining the body's osmotic equilibrium, controlling blood pressure, maintaining salt homeostasis, and maintaining renal function.
<h3>What is hypo and hyper - osmotic urine?</h3>
- Hypo-osmotic solution: one with lower particle concentration and less pressure.
- Hyperosmotic: A solution with a higher particle concentration and greater pressure.
- Hyperosmotic urine, also known as concentrated urine, has an osmolarity that is higher than blood osmolarity by definition.
- When the circulating levels of ADH are high, which happens when there is a lack of water, hyperosmotic urine is produced.
Learn more about osmolarity here:
brainly.com/question/16045788
#SPJ4
The correct answer should be
<span>D. Autonomic nervous system
It is called autonomic because it works on its own and it regulates organs functioning which is a thing that happens involuntarily. It regulates heart beats for example and it's not something that you do voluntarily since the heart beats regardless of you. It also controls things like vomiting or sneezing that you can't choose not to do when it starts happening.</span>