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Senses and Endocrine
| Question | Answer |
|---|---|
| What is proprioception? | The sense of body position and movement (knowing where your limbs are without looking). |
| What is nociception? | The sense of pain from tissue damage or harmful stimuli. |
| What is equilibrioception? | The sense of balance, controlled by the inner ear (vestibular system). |
| What is thermoception? | The sense of temperature—detecting hot and cold. |
| What is mechanoreception? | The sense of touch and pressure, such as vibrations or stretching of the skin. |
| What is chemoreception? | The sense that detects chemicals, such as taste and smell. |
| Which part of the eye controls how much light enters? | The pupil, controlled by the iris. |
| What are rods used for? | Vision in low light (night vision). |
| What are cones used for? | Color vision and seeing fine detail. |
| What organ helps with balance? | The vestibular system in the inner ear (semicircular canals and otolith organs). |
| : What is the main function of the endocrine system? | To release hormones that regulate body processes over time. |
| Where is the anterior pituitary located? | In the base of the brain, below the hypothalamus. |
| In the base of the brain, below the hypothalamus. | Growth hormone (GH), ACTH, TSH, LH, FSH, and prolactin. |
| What hormones does the posterior pituitary release? | Oxytocin and antidiuretic hormone (ADH). |
| Where is the thyroid gland located? | In the neck, in front of the trachea. |
| What does the thyroid gland release? | T3 and T4, which control metabolism, and calcitonin, which lowers blood calcium. |
| Where are the parathyroid glands located? | On the back of the thyroid gland. |
| What hormone do parathyroid glands release? | Parathyroid hormone (PTH), which increases blood calcium. |
| Where are the adrenal glands located? | On top of each kidney. |
| What hormones do the adrenal glands release? | Cortisol and aldosterone from the cortex, and adrenaline/epinephrine from the medulla. |