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What is leptin AP Psych?

What is leptin AP Psych?

Also known as the “starvation hormone”, leptin signals the hypothalamus that the body has enough fat stored to function normally. When leptin levels are high enough, appetite is inhibited. When leptin levels are low, it indicates that we need to consume more food and appetite increases.

What is ghrelin AP Psych?

ghrelin. a hunger-arousing hormone secreted by an empty stomach. orexin. hunger-triggering hormone secreted by hypothalamus.

What causes hunger AP Psychology?

Sugar that the body uses for energy. If Glucose levels drop, you begin to feel hungry. A hormone that is used to convert glucose to energy. When insulin levels rise, glucose levels decrease causing the sensation of hunger.

What is dopamine AP Psych?

Dopamine: A neurotransmitter involved in mood, movement, attention, and learning. Serotonin: A neurotransmitter that regulates sleep, mood, appetite, and body temperature.

What is resting potential AP Psych?

The resting potential of a neuron is the value its membrane potential keeps as long as it is not receiving stimulation or undergoing an action potential. In a typical neuron, this resting potential is -70 millivolts (mV).

What is attachment AP Psych?

Attachment. an emotional tie with another person; shown in young children by their seeking closeness to the caregiver and showing distress on separation.

What are neurotransmitters AP Psych?

A neurotransmitter is a chemical messenger inside the body. Neurotransmitters carry messages between neurons. They are produced only in the neurons, and because they are a rarer chemical in the body, neurons will recycle the neurotransmitters through a process called re-uptake.

What does the amygdala do AP Psych?

Amygdala: The amygdala is the center of emotion and motivations. The amygdala is responsible for fear responses and learning out of fearful situations. The amygdala is also involved in regulation of memory consolidation or the process of turning a memory into long-term memory.

What is the difference between set point and basal metabolic rate?

The set point is maintained not only by food intake and energy expenditure but also by the body’s basal metabolic rate, another genetically influenced variable. Basal metabolic rate is the rate at which a person at complete rest uses energy.