Rat Dissections . By : Kenzie. Systems. Rat Lungs. Rat Lungs. Male Reproductive System. Respiratory System: The System that allows you to Breathe. Reproductive System: The system that allows you To reproduce. Parts of the Respiratory System.
By : Kenzie
Male Reproductive System
Respiratory System: The
System that allows you to
The system that allows you
Mouth and Nose: Entrance contains mucus and nose hairs to catch bacteria.
Nasal Spectrum: Divides nasal cavities from left to right sides.
Pharynx: Throat, common passage way for air and food.
Epiglottis: The flap of skin that covers either the trachea or esophagus for protection.
Larynx: Voice box
Trachea: Wind pipe.
Bronchi: The lower end of the trachea that splits it between traveling right and left.
Bronchial tube: Cartilaginous Rings.
Bronchioles: Thinner walls with smooth muscle, a simple subdivision of the bronchi.
Alveoli: This is where the exchange of oxygen and carbon dioxide entering the capillaries.
Lungs: Where the oxygen enters.
Right lung: Larger and shorter.
Left lung: Smaller and has two lobes.
Diaphragm: Pushes the oxygen out of your lungs when it becomes useless as carbon dioxide.
There are three trimesters within a woman's pregnancy.
Trimester one: Mitosis takes place. Formation of sack and the placenta take place. The cells formed are the Central Nervous System, the Digestive System, and the Integumentary System.
Trimester two: The babies tissues are created. The skeletal system begins to develop. As well as the possibility of hearing the heart beat.
Trimester three: This is where the organs become fully developed. This is their “preparation for the world” stages.