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StudyStack Set 2
| Term | Definition |
|---|---|
| Axial Muscles | Muscles located along the body's central axis (head, neck, and trunk) responsible for movement and support. |
| Appendicular Muscles | Muscles attached to the limbs (arms and legs) responsible for movement and stabilization. |
| Nervous System Cells | Specialized cells (neurons and glial cells) responsible for transmitting electrical signals throughout the body. |
| Central Nervous System (CNS) | The part of the nervous system consisting of the brain and spinal cord, controlling sensory and motor functions. |
| Peripheral Nervous System (PNS) | The network of nerves outside the CNS that connects the brain and spinal cord to the rest of the body. |
| Autonomic Nervous System (ANS) | A part of the PNS that controls involuntary functions such as heart rate, digestion, and respiratory rate. |
| Endocrine System | A system of glands that secrete hormones into the bloodstream to regulate body processes such as metabolism and growth. |
| Senses | The physiological mechanisms through which organisms detect and respond to external stimuli, including sight, hearing, touch, taste, and smell. |
| Cardiovascular System | A system composed of the heart and blood vessels responsible for transporting oxygen, nutrients, and waste products throughout the body. |
| Immune System | The body's defense system against harmful pathogens, involving cells, tissues, and organs that work together to fight infections. |