In the Standard Model

question 28

Multiple Choice

In the standard model,

• A) the fundamental particles are the leptons and quarks.
• B) the force carriers are the photon, the W±, the Z particles, and the gluons.
• C) every force in nature is due to the strong, electromagnetic, weak, or gravitational force.
• D) a particle experiences one of the basic interactions if it carries a charge associated with that interaction.
• E) All of these are correct.

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Definitions:

Neuron

A cell in the nervous system that transmits information through electrical and chemical signals.

Muscle

A tissue in the body composed of fibers capable of contracting to produce movement or maintain the position of parts of the body.

Dendrites

The branched projections of a neuron that act to conduct the electrochemical stimulation received from other neural cells to the cell body, or soma.

Hypothalamic Functions

The roles performed by the hypothalamus, including regulation of temperature, hunger, thirst, sleep, and emotional activity.