After eating pizza, carbohydrates start to break down in the and are further digested and absorbed in the intestine. Proteins start digestion in the and are fully broken down and absorbed as amino acids in the small intestine. Fats are emulsified by and fully digested by pancreatic enzymes, then absorbed into the system through the small intestine.

Beneficial bacteria residing in the large intestine release vitamin ________, which is absorbed by the human host and used for the process of blood clotting.

The exchange of nutrients and gases between blood and tissues is the primary function of _______________.

Which of the following structures is part of the limbic system and plays a key role in the regulation of emotion and memory?  

Which following factors are increasing blood pressure (BP)?Select all that apply. 

The opening of the uterus is referred to as the _________________.

Color blindness usually results from a decrease in the number of _______________.

Use the figure above which of the blood vessels in the human cardiovascular system contain deoxygenated blood?

In which one of the following locations does fertilization not implantation usually occur?

Bones are connected to other bones across a joint by and to muscles by .