1.
Where do the most pronounced psychological changes in sleep occur?
Correct Answer
A. In the brain
Explanation
During sleep, the brain goes through various stages and cycles, each with its own distinct patterns of brain activity. These stages include REM (rapid eye movement) sleep and non-REM sleep. It is during these stages that the most pronounced psychological changes occur, such as dreaming, memory consolidation, emotional processing, and restoration of cognitive functions. The brain is responsible for regulating sleep and orchestrating these psychological changes, making it the correct answer.
2.
What is ATP?
Correct Answer
C. It's the molecule used for short-term storage and transport of energy.
Explanation
ATP stands for adenosine triphosphate, which is a molecule used for short-term storage and transport of energy in cells. It is often referred to as the "energy currency" of the cell because it provides the necessary energy for various cellular processes. ATP is synthesized through cellular respiration and is broken down to release energy when needed by the cell. It plays a crucial role in powering metabolic reactions and is essential for cellular functions.
3.
When are growth hormones secreted?
Correct Answer
B. During the slow wave sleep
Explanation
Growth hormones are secreted during the slow wave sleep. This is because slow wave sleep is the deepest stage of sleep, during which the body undergoes repair and restoration processes. Growth hormones play a crucial role in stimulating growth, cell reproduction, and regeneration. They are responsible for the growth and development of bones, muscles, and tissues. Therefore, it is during this stage of sleep that the body releases growth hormones to support these essential processes.
4.
What is the slow wave sleep?
Correct Answer
C. It consists of stage 3 of non-rapid eye movement sleep.
Explanation
Slow wave sleep refers to stage 3 of non-rapid eye movement sleep. This stage is characterized by the presence of slow, high-amplitude brain waves known as delta waves. During this stage, the body is in a deep state of relaxation and it is difficult to wake up. Slow wave sleep is important for physical restoration, as it is during this stage that growth hormone is released, tissue repair occurs, and the immune system is strengthened.
5.
What's the other name for growth hormone?
Correct Answer
D. Somatotropin
Explanation
Somatotropin is the other name for growth hormone. Growth hormone is a hormone produced by the pituitary gland that stimulates growth, cell reproduction, and regeneration in humans and other animals. It plays a crucial role in regulating growth and development, especially during childhood and adolescence. Somatotropin is responsible for stimulating the growth of bones, muscles, and organs, as well as promoting protein synthesis and metabolism.
6.
How many key physiological methods are used for monitoring and measuring changes during sleep?
Correct Answer
A. 3
Explanation
There are three key physiological methods used for monitoring and measuring changes during sleep. The question is asking for the number of methods, and the answer is 3.
7.
What's the other name for brain waves?
Correct Answer
C. Neural oscillations
Explanation
Neural oscillations, also known as brain waves, refer to the rhythmic electrical patterns of activity that occur in the brain. These oscillations are generated by the synchronized firing of neurons and play a crucial role in various cognitive processes such as perception, attention, and memory. By studying neural oscillations, researchers can gain insights into how the brain functions and how different brain regions communicate with each other. Therefore, neural oscillations and brain waves are synonymous terms used to describe the same phenomenon.
8.
How are eye movements monitored in sleep psychology?
Correct Answer
C. Through electroculograpHy
Explanation
Eye movements are monitored in sleep psychology through electroculography. This technique involves placing electrodes near the eyes to measure the electrical activity of the eye muscles. By monitoring these movements, researchers can gain insight into different stages of sleep, such as rapid eye movement (REM) sleep, which is associated with dreaming. Electroculography allows for the accurate measurement and analysis of eye movements during sleep, providing valuable information for understanding sleep patterns and disorders.
9.
How is skeletal muscle studied in sleep psychology?
Correct Answer
C. Through electrocardiograpHy
Explanation
Skeletal muscle is studied in sleep psychology through electrocardiography. This method involves the measurement of electrical activity in the muscles during sleep. By placing electrodes on the skin, the electrical signals produced by the muscle contractions can be recorded and analyzed. This allows researchers to study muscle activity and movement patterns during different stages of sleep, providing valuable insights into sleep disorders and the overall quality of sleep.
10.
Where is polysomnography done?
Correct Answer
A. In a specialized sleep laboratory
Explanation
Polysomnography is a diagnostic test used to study sleep patterns and diagnose sleep disorders. It involves monitoring various physiological parameters such as brain waves, eye movements, heart rate, and breathing during sleep. Due to the complexity of the procedure and the need for specialized equipment and trained professionals, polysomnography is typically conducted in a specialized sleep laboratory. These laboratories are specifically designed to create a controlled environment that mimics a person's home sleep conditions, ensuring accurate and reliable results.