Exam 1: Organization of the Human Body

Which labeled cavity in the diagram can be subdivided into three smaller cavities called the pleural cavity, pericardial cavity, and mediastinum?

Homeostasis is controlled by the _____ and _____ systems.

In the negative feedback system that controls the body's response to decreased body temperature, the skeletal muscles play the role of

Where on the diagram is the brachial area?

Childbirth is a good example of a positive feedback mechanism.

The organ system that consists of skin, along with associated structures like hair and sweat glands, is the

The heart is superior to the cranium.

Reproduction refers exclusively to the formation of new cells for growth, repair, and replacement.

Which of the following structures of a feedback system sends input to the control center?

The sternum (breastbone)is ___ to the heart.

A plane that divides the body into unequal left and right portions is called a/an

Using the quadrant system of dividing the abdominopelvic cavity, the liver is found primarily in the _____ upper quadrant.

The control center determines the range within which a controlled condition needs to be maintained.

Baroreceptors in the feedback system that control blood pressure sense changes in the

The smallest structural units of matter that participate in chemical reactions within the human body are called _____.

The integumentary system protects all the other body systems.

Define homeostasis.

The ___ is the region between the lungs from the breastbone to the vertebral column.

The science that deals with the nature and causes of abnormal conditions, and the structural and functional changes that diseases produce is called

The science dealing with body functions is called