Nutrition - week 2

How many organ systems are in the human body?

11

Approximately what percentage of a cell's mass is comprised of water?

70%

Which of the following is a pulpy, acidic fluid passing from the stomach to the small intestine, consisting of gastric juices and partially digested food?

chyme

A thin polar membrane made of pairs of lipid molecules, is known as a(n)

columnar

Tendons and ligaments are made of

dense connective tissue

The small intestine is divided into three sections, in the following order:

duodenum, jejunum, and ileum

Which organ system works closely with the nervous system to produce, release, and regulate hormones?

endocrine system

Specialized cells on the pancreas, which secrete insulin, glucagon, and somatostatin are referred to as the

islets of Langerhans

A thin polar membrane made of pairs of lipid molecules, is known as a(n)

lipid bilayer

The three types of muscle found in the human body are: cardiac muscle, skeletal muscle, and

smooth muscle