Question

the _______ of an organ is the purpose for which it is designed.
a function
b structure
question 7 (1 point)

1. the _______ of the organ is the physical arrangement of the organ.

a function
b structure
question 8 (2 points)

1. a student is heating up a beaker of water when he touches a hot plate. explain how systems of the body are interacting in this example.

Explanation:

First Question (Fill - in - the - blank with options)

To determine the correct answer, we analyze the definitions. The function of an organ refers to its purpose or what it is designed to do. Structure refers to the physical form or arrangement. So for the sentence "The ______ of an organ is the purpose for which it is designed", the correct term is "Function".

We know that the structure of an organ is defined as its physical arrangement. Function is about the purpose, not the physical arrangement. So for the sentence "The ______ of the organ is the physical arrangement of the organ", the correct term is "Structure".

1. Nervous System: When the student touches the hot plate, the sensory receptors in the skin (part of the integumentary system) detect the heat stimulus. These receptors send electrical signals (nerve impulses) via sensory neurons to the central nervous system (brain and spinal cord). The brain processes this information and recognizes it as a potentially harmful stimulus.
2. Muscular System: The nervous system then sends motor impulses back through motor neurons to the muscles (for example, the muscles in the hand and arm). This causes the muscles to contract, allowing the student to quickly pull their hand away from the hot plate.
3. Integumentary System: The skin (integumentary system) acts as the initial detector of the heat from the hot plate. It also provides a protective barrier and helps regulate temperature. If the skin is damaged by the heat, other systems like the circulatory system (which can bring immune cells and nutrients to the area) and the immune system (which can help fight infection if there is a burn) may also be involved in the recovery process. Additionally, the circulatory system helps in transporting the nerve impulses - related chemicals (neurotransmitters) and also helps in thermoregulation by adjusting blood flow to the skin (increasing blood flow to release heat or decreasing it to conserve heat, though in this case, the immediate response is more about the reflex action).

Answer:

a. Function

Second Question (Question 7, Fill - in - the - blank with options)