________ in Lymphatic Vessels and Trunks Prevent a Backflow of Blood

question 9

Multiple Choice

________ in lymphatic vessels and trunks prevent a backflow of blood.

• A)Increased pressure
• B)Decreased pressure
• C)Valves
• D)Osmotic pressure

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Definitions:

Nociceptors

Sensory receptors found throughout the body that respond to potentially damaging stimuli by sending signals to the spinal cord and brain, perceived as pain.

Sensory Receptors

Specialized cells or nerve endings that respond to changes in the environment by generating electrical signals.

Hurtful Temperatures

Extreme cold or hot environmental conditions that can cause physical discomfort or harm to living organisms.

Endorphins

Natural, pain-relieving chemicals produced by the brain, often associated with feelings of pleasure or euphoria.