Difussion occurs from a high concentrated region to a low concentrated region. The velocity of diffussion is proportional to the differential of concentrations. In the lung arrives blood with low levels of oxygen while the long is rich with fresh oxygen so the oxygen flows from the lung tissues to the blood.
The other tissues consume oxygen continually them they get poor in oxygen and so the oxygen that is in the blood diffuses to the tissue that is poor in oxygen.
Answer:
Option (C).
Explanation:
MDMA (3,4-Methylenedioxymethamphetamine) acts as a psychoactive drug that are used for the individual recreation. The pleasure and the energy of the body get increased after intake of this drug.
The excess intake of this drug causes harmful effects on the individual body. This drug can cause teeth grinding, addiction and its overdose can cause heart attack and heart stroke. The death of an individual might occur in case of excessive dehydration.
Thus, the correct answer is option (C).
Answer:
Jack has schizophrenia.
Explanation:
Schizophrenia is a mental disorder that appears during adolescence or young adulthood. It affects how a person behaves and thinks. The person has:
- Hallucinations, like Jack hearing voices in his head.
- Delusions, like Jack believing that a tape has surveillance photos of him and that the CIA will review it.
- Having negative thoughts or lack of motivation, like thinking that he is not good enough.
- Having problems with relationships, like Jack quitting his job since he believed that his boss abused him.
