Explanation: An example of positive feedback is milk production by a mother for her baby. A negative feedback loop is one way that the endocrine system tries to keep homeostasis (stability) in the body. If an endocrine gland senses that there is too much of one hormone in the body, it will initiate changes to decrease production of that hormone.
Answer: The region of the scapula that does articulate with another bone is the Acromion process
Explanation: The scapula bone is a flat triangular bone located posterior to the thoracic cage. Through the help of scapula muscles, the scapula performs the following movements;
-downward rotation,
- upward rotation
- protraction and
- adduction movements
The acromion process is found at the anterior part of the scapula which articulates with the clavicle bone to form acromioclavicular joint.
They are made of rock minerals and animal material
1. skin
2. pathogen
3. bacterial, viral
4*. immune response
5*. adaptive or acquired
6. leukocytes
7*. cell-mediated immune response, humoral immune response
8. B-cells, T-cells
9*. the helper T-cell, cytotoxic t-cells
10. antibody
11. nodes
* = not 100% sure
Answer:
B. system
Explanation:
An example of a system would be the circulatory system helps circulate blood carrying nutrients to organs and waste material away from organs. It includes the organs - heart, blood vessels and lungs.
