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Ali Abuhasanein
anatomy weeks 1-5
| Question | Answer |
|---|---|
| Homeostasis | A: The body's ability to maintain a stable internal environment even when external conditions change |
| Which four muscles compress the abdominal contents? | A: Rectus abdominis, external oblique, internal oblique, transverse abdominis |
| What is the organ of the skeletal system? | A: Bone |
| What is the energy molecule that creatine phosphate helps replenish in muscle cells? | A: ATP |
| What neurotransmitter is released by all preganglionic fibers of the autonomic nervous system? | A: Acetylcholine (ACh) |
| Tissue | A: A group of similar cells that work together to perform a specific function |
| Integumentary system | A: Includes hair, skin, and nails; protects the body, helps regulate temp, and prevents water loss |
| Mitochondria | A: Organelles that produce ATP the cells main energy currency through cellular respiration |
| What is the function of muscarinic receptors in the parasympathetic nervous system? | A: Muscarinic receptors mediate the effects of acetylcholine on target organs like the heart and digestive system, leading to responses like slowed heart rate and increased digestion. |
| What is the main function of the diaphragm? | A: It contracts to increase thoractic cavity volume for inhalation |