Question 1

Which of the following is not one of the basic components in a feedback control loop?

Accepted Answer

A)  Effector mechanism 
B)  Transmitter 
C)  Sensor 
D)  Integrating center 
A)  Effector mechanism 
B)  Transmitter 
C)  Sensor 
D)  Integrating center

Question 2

Positive-feedback control systems:

Accepted Answer

A)  have no effect on the deviation from set point. 
B)  accelerate a change. 
C)  ignore a change. 
D)  do not exist in human systems. 
A)  have no effect on the deviation from set point. 
B)  accelerate a change. 
C)  ignore a change. 
D)  do not exist in human systems.

Question 3

The body's thermostat is located in the:

Accepted Answer

A)  heart. 
B)  cerebellum. 
C)  pituitary. 
D)  hypothalamus. 
A)  heart. 
B)  cerebellum. 
C)  pituitary. 
D)  hypothalamus.

Question 4

Negative-feedback control systems:

Accepted Answer

A)  oppose a change. 
B)  accelerate a change. 
C)  have no effect on the deviation from set point. 
D)  establish a new set point. 
A)  oppose a change. 
B)  accelerate a change. 
C)  have no effect on the deviation from set point. 
D)  establish a new set point.

Question 5

Explain the feed-forward control system, and give an example of one in the body.

Accepted Answer

The answer of Explain the feed-forward control system, and give...

Question 6

Of the 11 major body systems, which is the least involved in maintaining homeostasis?

Accepted Answer

A)  Circulatory 
B)  Endocrine 
C)  Lymphatic 
D)  Reproductive 
A)  Circulatory 
B)  Endocrine 
C)  Lymphatic 
D)  Reproductive

Question 7

The contraction of the uterus during the birth of a baby is an example of _____ feedback.

Accepted Answer

A)  negative 
B)  positive 
C)  inhibitory 
D)  deviating 
A)  negative 
B)  positive 
C)  inhibitory 
D)  deviating

Question 8

The term that literally means self-immunity is:

Accepted Answer

A)  autoimmunity. 
B)  homoimmunity. 
C)  passive immunity. 
D)  active immunity. 
A)  autoimmunity. 
B)  homoimmunity. 
C)  passive immunity. 
D)  active immunity.

Question 9

Match each term with its corresponding definition or explanation
-A one-celled organism whose DNA is organized into a nucleus that can parasitize human tissue

Accepted Answer

A) Prion 
B) Tumor 
C) Fungi 
D) Gene mutation 
E) Bacteria
F)Virus
G)Protozoa 
A) Prion 
B) Tumor 
C) Fungi 
D) Gene mutation 
E) Bacteria
F)Virus
G)Protozoa

Question 10

Match each term with its corresponding definition or explanation
-A tiny, primitive cell that lacks a nucleus and can cause infection

Accepted Answer

A) Prion 
B) Tumor 
C) Fungi 
D) Gene mutation 
E) Bacteria
F)Virus
G)Protozoa 
A) Prion 
B) Tumor 
C) Fungi 
D) Gene mutation 
E) Bacteria
F)Virus
G)Protozoa

Question 11

How does childbirth demonstrate positive feedback?

Accepted Answer

Childbirth is a classic example of a pos

Exam 2: Homeostasis

Which of the following is not one of the basic components in a feedback control loop?

Positive-feedback control systems:

The body's thermostat is located in the:

Negative-feedback control systems:

Explain the feed-forward control system, and give an example of one in the body.

Of the 11 major body systems, which is the least involved in maintaining homeostasis?

The contraction of the uterus during the birth of a baby is an example of _____ feedback.

The term that literally means self-immunity is:

Match each term with its corresponding definition or explanation -A one-celled organism whose DNA is organized into a nucleus that can parasitize human tissue

Match each term with its corresponding definition or explanation -A tiny, primitive cell that lacks a nucleus and can cause infection

How does childbirth demonstrate positive feedback?

Organization of the Body

Chemical Basis of Life

Biomolecules

Cell Structure

Cell Function

Cell Growth and Development

Introduction to Tissues

Tissue Types

Skin

Skeletal Tissues

Axial Skeleton

Appendicular Skeleton

Articulations

Axial Muscles

Appendicular Muscles

Muscle Contraction

Nervous System Cells

Nerve Signaling

Central Nervous System

Peripheral Nervous System

Autonomic Nervous System

General Senses

Special Senses

Endocrine Regulation

Endocrine Glands

Blood

Heart

Blood Vessels

Circulation of the Blood

Lymphatic System

Innate Immunity

Adaptive Immunity

Stress

Respiratory Tract

Ventilation

Gas Exchange & Transport

Upper Digestive Tract

Lower Digestive Tract

Digestion and Absorption

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid Base Balance

Male Reproductive System

Female Reproductive System

Growth and Development

Genetics and Heredity

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