Exam 1: Introduction to Physiology and Homeostasis

One organ can belong to more than one body system.

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 -Person calling 911

____________________ muscle tissue composes the heart.

____________________ refers to the abnormal functioning of the body associated with disease.

____________________ cells are not specialized for a specific function but can divide to give rise to highly specialized cells.

Negative feedback operates to prevent any change in the value of a controlled factor in the body.

Nutrients and oxygen are distributed through the body mainly by the ____ system.

Use the following physiological event represents: -X increases the production of Y and Y decreases the production of X.

The influence of oxytocin on the uterus during childbirth and the subsequent effect of uterine stretch on the release of oxytocin is an example of

If after making a bad grade on an exam causes a student to study harder in order to make a better grade on the next exam, the student's response to making the bad grade would be an example of ___________________ feedback.

____________________ stem cells are undifferentiated cells that result from the early divisions of a fertilized egg and ultimately give rise to all specialized cells of the body.

A single pluripotent cell without dividing can differentiate into more than one kind of mature body cell.

____________________ refers to maintenance of a relatively stable internal environment.

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 -House safety

____________________ are composed of two or more types of primary tissue organized to perform a particular function or functions.

Use the following answer code to indicate which tissue is being identified. a.nervous tissue b.epithelial tissue c.muscle tissue d.connective tissue -Includes blood as a major type

Enzymes are carbohydrates that speed up chemical reactions in the body.

Use the following answer code to indicate which tissue is being identified. a.nervous tissue b.epithelial tissue c.muscle tissue d.connective tissue -Connects, supports, and anchors body parts

The internal environment consists of the ____________________, which is made up of ____________________; the fluid portion of the blood; and ____________________, which surrounds and bathes all cells.

Identify the correct statement(s) about stem cells.