Lecture 1

Question 1

Collection of cells that carry out related functions are called ______

Answer 1

TISSUE

Question 2

The _______ system functions in the maintenance of water and solutes in the internal environment, along with waste removal.

Answer 2

URINARY

Question 3

_____ is the regulation of the body’s internal environment

Answer 3

HOMEOSTASIS

Question 4

In a ____ feedback loop, the response reinforces the stimulus rather than decreasing or removing it.

Answer 4

POSITIVE

Question 5

A _______ condition may arise if the body fails to maintain homeostasis

Answer 5

PATHOLOGICAL

Question 6

A response loops starts with a _________ which is the change that occurs when the regulated variable moves out of its desirable range.

Answer 6

STIMULUS

Question 7

_____ is the study of the normal function of a living organism and its component parts.

Answer 7

PHYSIOLOGY

Question 8

The ______ Approach to science aims to answer the “how” of a system.

Answer 8

MECHANISTIC

Question 9

The uterus and testes are included in the Urinary system

Answer 9

FALSE

Question 10

Negative and Positive feedback loops are both homeostatic

Answer 10

FALSE

Question 11

Cells are surrounded by the intracellular fluid

Answer 11

FALSE

Question 12

The cell membrane separates cells from the extra cellular fluid

Answer 12

TRUE

Question 13

In a response loop, the target monitors the variable.

Answer 13

FALSE

Question 14

Reflex control requires the use of the nervous system,endocrine system or both

Answer 14

TRUE

Question 15

Body temperature is regulated by a positive feedback mechanism.

Answer 15

FALSE

Question 16

Which of the organ systems form a protective boundary separating the body’s internal environment from the outside world.

Answer 16

Integumentary system

Question 17

Which of the organ systems exchange materials between the internal and external environments?

Answer 17

• DIGESTIVE SYSTEM
• REPRODUCTIVE SYSTEM
• RESPIRATORY SYSTEM
• URINARY SYSTEM

Question 18

Which of the following represents the correct order of the steps in the reflex control pathway?

Answer 18

Stimulus, sensor, input signal, integrating Center, Output signal, target, response

Question 19

Which level of organization results from a collection of tissues forming structural and functional units?

Answer 19

ORGANS

Question 20

Most cells are in direct contact with _____.

Answer 20

The extracellular fluid