Exam 1: Introduction to Physiology and Homeostasis

The tonsils are part of the ____________________ system.

The integumentary, nervous, and endocrine systems are the only systems involved in regulating body temperature.

The epidermis that covers the skin is a simple organ.

The ability of the brain to maintain optimum blood pressure by speeding up or slowing down the heart is an example of

Which of the following is least related to connective tissue?

The two major regulatory systems in the body are

Highly differentiated tissues such as nervous and cardiac muscle are incapable of reproduction because they are pluripotent.

Which of the following is not an example of negative feedback?

Calcium is stored mainly in the ____ system.

Temperature-sensitive nerve cells monitor the body temperature and provide information about its status to a temperature-control center in the hypothalamus, a part of the brain.The hypothalamus can bring about adjustments in body temperature by inducing shivering or sweating, among other things.Indicate the roles served by each component of this control system using the following answer code. a.controlled variable b.integrator c.sensor d.effector -Body temperature

The smallest unit capable of carrying out the processes associated with life is the ____________________.

Which sequence represents a correct hierarchy of biological organization in a human, from smaller to larger?

A non-mechanistic explanation of why a person sweats is to cool off.

Select the incorrect association.

Use the following answer code to indicate which tissue is being identified. a.nervous tissue b.epithelial tissue c.muscle tissue d.connective tissue -Composed of cells specialized for contraction

-Which number identifies the system that serves as the source of all blood cells?

Beginning with the chemical level and ending with the system level, compare the different levels of organization in the human body with the following things found on a page in a book: sentence, letter, word, ink in a letter, paragraph, and all paragraphs on a page.

Someone sees a burglar breaking into your house, so they call 911 and the dispatcher sends police officers to your house.Relating this scenario to a feedback loop that maintains homeostasis in your body, indicate the role of each component using the following answer code. a.Effector b.Message sent from sensor c.Sensor d.Message sent from integrator e.Controlled variable f.Integrator -Dispatcher

____________________ glands secrete through ducts, whereas ____________________ glands secrete directly into the blood.

Which of the following is a mechanistic explanation of a physiological phenomenon?