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Japjot Samra WK 14
Weeks 7-13
| Question | Answer |
|---|---|
| What is a neuron? | A nerve cell that sends and receives electrical signals. |
| What does CNS stand for? | Central nervous system. |
| What does the somatic nervous system control? | Voluntary muscle movements. |
| What is a sensory receptor? | A structure that detects stimuli (light, sound, touch, etc). |
| What is a hormone? | A chemical messenger that affects organs and tissues. |
| What are the two major circulations of the body? | Pulmonary (lungs) and systemic (body). |
| What do arteries do? | Carry blood away from the heart. |
| What do lymph nodes do? | Filter lymph and trap bacteria/viruses. |
| What cells make antibodies? | B cells. |
| What muscle helps you breathe in? | The diaphragm. |
| Where does chemical digestion start? | Mouth (salivary enzymes). |