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irene garcia
week 13
| Question | Answer |
|---|---|
| what is chylomicron? | a lipoprotein particel that transports dietary fats from the intestines into circulation |
| what is the primary function of the lymphatic system? | to return excess fluid to the bloodstream and support immune defense |
| how are fats absorbed into the body from the intestines? | throug formation of micelles, packagaing in to chylomicrons, and transport via the lymphatic system |
| where does most chemicals digestion and absorption take place? | the small intestine |
| what is chyme? | a semi liquid mixture of partially digested food and gastric juices |
| what is the role of the diiaphragm in breathing? | it contracts to inhale by incresing chest volume and relaxes during ehalaition |
| what is the pathway air follows from entry to the lungs? | nose-pharynx-larynx-trachea-bronchi-bronchioles-alveoli |
| what is the function fo hemoglobin? | to bind and transport oxygen within red blood cells. |
| what structure is responsible for gas exchange in the lungs? | the alveoli |
| what is the main function of the respiratory system? | the exchange ocygen and carbon dixoide between the body and the environment |