BIO211EndocrineAnatomyLabSP2021

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York Technical College *

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210

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Biology

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Dec 6, 2023

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BIO 211 ENDOCRINE ANATOMY LAB VIA VISIBLE BODY : Labeling and Questions: 1.25 points for each correct label and question answer 1. Open the Visible Body Website. 2. On the left-hand menu, click on My Apps. 3. Click on the Anatomy and Physiology App. 4. In the left-hand menu click “24-26 Endocrine System”. 5 . Click on “24.1 Endocrine System Overview”. 6 . Watch the video/read the text and answer the following questions. 6a. The endocrine system is composed of: 6b. List five things that the endocrine system does. o 1. o 2. o 3. o 4. o 5. 6c. Endocrine organs secrete chemical messengers called: 6d. These messengers bind to: 7. Click Menu in the top right-hand menu. 8. Click 24.2 Primary Endocrine Organs. 9. Click “Hypothalamus” in the left-hand menu. The model will rotate and highlight the hypothalamus. *Make note of where you see the highlighted region*, Click on the head. Female (skin) hair, L” will highlight. Click “Hide” at the bottom of the page. It will disappear. Click again on the face. “Female (skin) head), L” will highlight. Click “Hide” to make this go away. You should be able to access the hypothalamus now. Click where you made note of it to highlight it. It will highlight. Click the “book icon” in the upper menu and answer the following. 9a. The hypothalamus stretches from the WHAT to the WHAT? . 9b. The hypothalamus controls the endocrine system via the:

10. Click “Pituitary Gland” in the left-hand menu. The model will rotate and highlight the gland. *Make note of where it is located*. Click anywhere on the left side of the nose and click “hide” to remove the skin of the face. The pituitary gland should now be accessible. 11. Click on where you made note of the “Pituitary Gland”. Notice that its name in the heading is *not* pituitary gland. 11a. What is the name you are seeing? 12. Open the “book icon” and answer the following questions. 12a. What does the pituitary gland do in general? 12b. How is the gland attached to the brain (via what)? 12c. What are the two lobes of the pituitary gland? o 1. o 2. 12d. Describe one of the two lobes in terms of what tissue it developed from and what it does in general. 12e. Describe the other of the two lobes in terms of what tissue it developed from and what it does in general. 13. Click on “Pineal gland” on the left-hand menu. The model will rotate and highlight the gland. *Make note of where it is located*. Click on the hair and hide it. Click on the skin and hide it. The pineal gland should now be accessible. 14. Now click on where you made note of the pineal gland. Rotate the model around so you can fully see exactly where it is located in relation to other structures near it. Answer the following questions. 14a. Where is the pineal gland located? 14b. The pineal gland secretes: 14c. What does this hormone do?

15. Click “Thyroid gland” on the left-hand menu. The model will rotate and highlight the gland. *Make note of where it is located*. Click on the skin on both sides and hide it. The thyroid gland should now be accessible. 16. Answer the following questions about the thyroid gland. 16a. Describe the location of the thyroid gland. 16b. Internally, the thyroid consists of sacs called: 16c. Describe the arteries that supply the thyroid gland. 16d. What are the two hormones produced by these sacs? o 1. o 2. 16e. What is the function of these two hormones? o 1. o 2. 16f. Cells that are *not* in these sacs make what hormone? 16g. What is the function of that hormone? 17. Rotate the model so that you are looking at the back of the thyroid gland. Make note of the four tiny orange spots on the back of the gland. Click on one until it is highlighted. Use the “book icon” information to answer the following questions. 17a. Normally there are how many parathyroid glands? 17b. What are the cells of the parathyroid gland known as? 17c. What hormone do they secrete? 17d. What is the function of this hormone?

18. Click “Adrenal gland” on the left-hand menu. The model will rotate and highlight the gland. *Make note of where it is located*. Click on the skin on both sides and hide it. The adrenal glands should now be accessible. 19. Click on one of the adrenal glands and answer the following questions. 19a. Describe the location of the adrenal glands. 19b. Name the internal *outer* part of the adrenal gland. 19c. Name the internal *inner* part of the adrenal gland. 19d. What type of hormones are produced by the “outer” part? 19e. Name the three categories of this type of hormone. o 1. o 2. o 3. 19f. What four things do these hormones affect? o 1. o 2. o 3. o 4. 19g. The inner part of the gland produces what two hormones? o 1. o 2.

20. Click on “Pancreas” in the left-hand menu. Now click on the skin covering the pancreas. Click “Hide”. The pancreas should now be fully exposed. 21. Click anywhere on the pancreas and answer the following questions. 21a. The pancreas is primarily what type of gland. 21b. The endocrine function of the gland is that it produces secretions concerned with: 21c. The part of the pancreas concerned with secreting its endocrine hormones is called the: 21d. The two hormones secreted by the endocrine pancreas are: (You will need to use your PowerPoint for one of them). o 1. o 2.

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