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amina diabi
week 14
| Question | Answer |
|---|---|
| What are the five primary senses? | Vision, hearing, taste, smell, and touch. |
| Which part of the eye controls the amount of light entering? | The iris. |
| What hormone does the thyroid gland produce to regulate metabolism? | Thyroxine (T4) and triiodothyronine (T3). |
| Which gland is considered the “master gland” of the endocrine system? | The pituitary gland. |
| What structure separates the right and left sides of the heart? | The septum. |
| Which valves prevent backflow into the atria during ventricular contraction? | The atrioventricular (AV) valves—tricuspid and bicuspid (mitral). |
| What is the primary function of red blood cells? | To transport oxygen and carbon dioxide via hemoglobin. |
| Which type of white blood cell is the first responder to infections? | Neutrophils. |
| What is the main function of the endocrine system? | To regulate body processes through hormone secretion. |
| Which part of the ear contains the sensory receptors for hearing? | The cochlea. |