Question 1

Which of the following is a feedforward phenomenon?

Accepted Answer

A)  increasing the amount of insulin secreted before nutrients in food enter the blood 
B)  shivering in response to having cold air around the body 
C)  sweating after being in a sauna for 10 minutes 
D)  eating a doughnut because you are hungry 
E)  shivering in response to having cold air around the body and sweating after being in a sauna for 10 minutes 
A)  increasing the amount of insulin secreted before nutrients in food enter the blood 
B)  shivering in response to having cold air around the body 
C)  sweating after being in a sauna for 10 minutes 
D)  eating a doughnut because you are hungry 
E)  shivering in response to having cold air around the body and sweating after being in a sauna for 10 minutes

Question 2

Evaporation of sweat cooling the body is an example of

Accepted Answer

A)  negative feedback 
B)  positive feedback 
C)  a feedforward mechanism 
D)  an intrinsic (local) control mechanism 
E)  autoregulation 
A)  negative feedback 
B)  positive feedback 
C)  a feedforward mechanism 
D)  an intrinsic (local) control mechanism 
E)  autoregulation

Question 3

Glands are formed during embryonic development by pockets of epithelial tissue that dip inward from the surface.

Accepted Answer

A) True 
 B)False

Question 4

Complete each of the following statments.
A(n) ____________________ is a collection of organs that perform related functions and interact to accomplish a common activity that is essential for survival of the whole body.

Accepted Answer

The answer of Complete each of the following statments.
A(n) ____________________...

Question 5

Identify the correct statement(s) about stem cells.

Accepted Answer

A)  They are undifferentiated embryonic cells. 
B)  They may reproduce many times. 
C)  Their daughter cells may differentiate into a number of different specialized cell types. 
D)  All of these. 
E)  None of these. 
A)  They are undifferentiated embryonic cells. 
B)  They may reproduce many times. 
C)  Their daughter cells may differentiate into a number of different specialized cell types. 
D)  All of these. 
E)  None of these.

Question 6

Complete each of the following statments.
____________________ are composed of two or more types of primary tissue organized to perform a particular function or functions.

Accepted Answer

The answer of Complete each of the following statments.
____________________ are...

Question 7

Complete each of the following statments.
The ____________________ system controls and coordinates bodily activities that require swift responses, especially to changes in the external environment.

Accepted Answer

The answer of Complete each of the following statments.
The ____________________...

Question 8

Complete each of the following statments.
____________________ 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.

Accepted Answer

The answer of Complete each of the following statments.
____________________ stem...

Question 9

The endocrine system relies on the circulatory system for the transport of hormones.

Accepted Answer

A) True 
 B)False

Question 10

Cells eliminate carbon dioxide as a waste product.

Accepted Answer

A) True 
 B)False

Question 11

Complete each of the following statments.
The body cells are in direct contact with, and make life-sustaining exchanges with, the ____________________.

Accepted Answer

internal e

Question 12

Complete each of the following statments.
The ____________________ system eliminates waste products other than carbon dioxide and plays a key role in regulating the volume, electrolyte composition, and acidity of the extracellular fluid.

Accepted Answer

The answer of Complete each of the following statments.
The ____________________...

Question 13

Select the incorrect statement about connective tissue.

Accepted Answer

A)  Bone is an example. 
B)  Blood is an example. 
C)  Elastin may be found in the extracellular material. 
D)  It has tightly-packed cells. 
E)  It is a primary tissue type. 
A)  Bone is an example. 
B)  Blood is an example. 
C)  Elastin may be found in the extracellular material. 
D)  It has tightly-packed cells. 
E)  It is a primary tissue type.

Question 14

Feedforward mechanisms bring about a response in reaction to a change in a regulated variable.

Accepted Answer

A) True 
 B)False

Question 15

All cells that are not pluripotent can reproduce.

Accepted Answer

A) True 
 B)False

Question 16

Identify the characteristics associated with endocrine glands.

Accepted Answer

A)  lack ducts 
B)  secrete chemicals directly into the blood 
C)  derived from epithelial tissue 
D)  include the parathyroids 
E)  all of these 
A)  lack ducts 
B)  secrete chemicals directly into the blood 
C)  derived from epithelial tissue 
D)  include the parathyroids 
E)  all of these

Question 17

Calcium is stored mainly in the ____ system.

Accepted Answer

A)  digestive 
B)  endocrine 
C)  integumentary 
D)  muscular 
E)  skeletal 
A)  digestive 
B)  endocrine 
C)  integumentary 
D)  muscular 
E)  skeletal

Question 18

The term smooth refers to a type of ____ tissue.

Accepted Answer

A)  connective 
B)  epithelial 
C)  glandular 
D)  muscle 
E)  nervous 
A)  connective 
B)  epithelial 
C)  glandular 
D)  muscle 
E)  nervous

Question 19

Which of the following body systems is not directed entirely toward maintaining homeostasis?

Accepted Answer

A)  reproductive system 
B)  endocrine system 
C)  nervous system 
D)  all of these 
E)  reproductive and nervous systems 
A)  reproductive system 
B)  endocrine system 
C)  nervous system 
D)  all of these 
E)  reproductive and nervous systems

Question 20

Blood is a type of connective tissue that contains small fibers of elastin protein in the extracellular material called plasma.

Accepted Answer

A) True 
 B)False

Exam 1: Introduction to Physiology and Homeostasis

Which of the following is a feedforward phenomenon?

Evaporation of sweat cooling the body is an example of

Glands are formed during embryonic development by pockets of epithelial tissue that dip inward from the surface.

Complete each of the following statments. A(n) ____________________ is a collection of organs that perform related functions and interact to accomplish a common activity that is essential for survival of the whole body.

Identify the correct statement(s) about stem cells.

Complete each of the following statments. ____________________ are composed of two or more types of primary tissue organized to perform a particular function or functions.

Complete each of the following statments. The ____________________ system controls and coordinates bodily activities that require swift responses, especially to changes in the external environment.

Complete each of the following statments. ____________________ 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.

The endocrine system relies on the circulatory system for the transport of hormones.

Cells eliminate carbon dioxide as a waste product.

Complete each of the following statments. The body cells are in direct contact with, and make life-sustaining exchanges with, the ____________________.

Complete each of the following statments. The ____________________ system eliminates waste products other than carbon dioxide and plays a key role in regulating the volume, electrolyte composition, and acidity of the extracellular fluid.

Select the incorrect statement about connective tissue.

Feedforward mechanisms bring about a response in reaction to a change in a regulated variable.

All cells that are not pluripotent can reproduce.

Identify the characteristics associated with endocrine glands.

Calcium is stored mainly in the ____ system.

The term smooth refers to a type of ____ tissue.

Which of the following body systems is not directed entirely toward maintaining homeostasis?

Blood is a type of connective tissue that contains small fibers of elastin protein in the extracellular material called plasma.

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

A--The Central Nervous System

B--The Central Nervous System

A--The Peripheral Nervous System: Afferent Division; Special Senses

B--The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

A--Muscle Physiology

B--Muscle Physiology

A--Cardiac Physiology

B--Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

A--The Respiratory System

B--The Respiratory System

A--The Urinary System

B--The Urinary System

A--Fluid and Acid-Base Balance

B--Fluid and Acid-Base Balance

A--The Digestive System

B--The Digestive System

Energy Balance and Temperature Regulation

A--Principles of Endocrinology: the Central Endocrine Glands

B--Principles of Endocrinology: the Central Endocrine Glands

A--The Peripheral Endocrine Glands

B--The Peripheral Endocrine Glands

A--The Reproductive System

B--The Reproductive System

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