Bio for 3rd qtr. new 3rd week

Circulatory system is a system that transports and produces blood for the body. What I learn the most from this lesson is that without the heart, the main organ of the body that circulates the blood around the body, we won't be able to nourish ourselves and perform certain activities to regulate our body system.

Bio for 3rd qtr.

The Different type of Senses are some important parts of the body that alarms us of our surroundings thus enables to know what to do. Without our body senses, we may endanger our own body that may lead to our downfall.

3rd Qtr. 1st week

Endocrine System:

What I learn from this body system is that its works together with the nervous system to regulate the activities of all the body system. It secretes hormones that act on cells by binding to external receptors, causing changes in enzyme activity inside the target cell. Hormone levels can be regulated by 3 mechanism:

1. Neural Control
2. Hormonal Control
3. Humoral Control