Question 1

The extracellular matrix of blood consists of ____.

Accepted Answer

A)  fibronectin 
B)  elastin 
C)  plasma 
D)  basal lamina 
E)  interstitial fluid 
A)  fibronectin 
B)  elastin 
C)  plasma 
D)  basal lamina 
E)  interstitial fluid

Question 2

Which connective tissue contains fibroblasts?

Accepted Answer

A)  blood 
B)  adipose 
C)  cartilage 
D)  bone 
E)  loose connective tissue 
A)  blood 
B)  adipose 
C)  cartilage 
D)  bone 
E)  loose connective tissue

Question 3

Which tissue has contractile cells that are joined by intercalated disks, allowing it to contract as a unit?

Accepted Answer

A)  smooth muscle 
B)  cartilage 
C)  skeletal muscle 
D)  cardiac muscle 
E)  adipose tissue 
A)  smooth muscle 
B)  cartilage 
C)  skeletal muscle 
D)  cardiac muscle 
E)  adipose tissue

Question 4

Distinguish between a circadian clock and circadian rhythm.

Accepted Answer

A circadian rhythm describes physiologic

Question 5

Which molecule is the most abundant in the extracellular matrix of connective tissues?

Accepted Answer

A)  collagen 
B)  cholesterol 
C)  fibronectin 
D)  albumin 
E)  elastin 
A)  collagen 
B)  cholesterol 
C)  fibronectin 
D)  albumin 
E)  elastin

Question 6

What cell type(s) are found in nervous tissue?

Accepted Answer

A)  neurons only 
B)  glial cells only 
C)  squamous cells only 
D)  both neurons and glial cells 
E)  both glial cells and squamous cells 
A)  neurons only 
B)  glial cells only 
C)  squamous cells only 
D)  both neurons and glial cells 
E)  both glial cells and squamous cells

Question 7

Which organ system includes the spleen, lymph nodes, and thymus?

Accepted Answer

A)  circulatory system 
B)  endocrine system 
C)  nervous system 
D)  digestive system 
E)  lymphatic system 
A)  circulatory system 
B)  endocrine system 
C)  nervous system 
D)  digestive system 
E)  lymphatic system

Question 8

The regulation of blood pressure is an example of local homeostatic controls .

Accepted Answer

A) True 
 B)False

Question 9

Hypothermia results from ____.

Accepted Answer

A)  a drop in core temperature for a prolonged period of time 
B)  a lack of homeostasis 
C)  an imbalance between energy inputs (nutrients) and energy output 
D)  prolonged exposure to heat 
E)  dehydration 
A)  a drop in core temperature for a prolonged period of time 
B)  a lack of homeostasis 
C)  an imbalance between energy inputs (nutrients) and energy output 
D)  prolonged exposure to heat 
E)  dehydration

Question 10

What is the correct order of the components of a negative feedback loop?

Accepted Answer

A)  stimulus → integrator → sensor → effector(s) → compensatory response 
B)  stimulus → sensor → integrator → effector(s) → compensatory response 
C)  stimulus → effector(s) → integrator → sensor → compensatory response 
D)  sensor → integrator → stimulus → effector(s) → compensatory response 
E)  sensor → stimulus → integrator → effector(s) → compensatory response 
A)  stimulus → integrator → sensor → effector(s) → compensatory response 
B)  stimulus → sensor → integrator → effector(s) → compensatory response 
C)  stimulus → effector(s) → integrator → sensor → compensatory response 
D)  sensor → integrator → stimulus → effector(s) → compensatory response 
E)  sensor → stimulus → integrator → effector(s) → compensatory response

Question 11

Due to disruptions in circadian rhythms, when are heart attacks and strokes most likely to occur?

Accepted Answer

A)  8 am 
B)  12 pm 
C)  4 pm 
D)  10 pm 
E)  3 am 
A)  8 am 
B)  12 pm 
C)  4 pm 
D)  10 pm 
E)  3 am

Question 12

Match between columns
                        Premises: circulatory system
digestive system
excretory system
reproductive system
nervous system
integumentary system
muscular system
endocrine system
skeletal system
lymphatic system

Accepted Answer

The Answer of provides leverage for body movements and passes is...

Question 13

Which connective tissue is best at withstanding compression due the elasticity of its matrix?

Accepted Answer

A)  loose connective tissue 
B)  bone tissue 
C)  cartilage 
D)  fibrous connective tissue 
E)  dense connective tissue 
A)  loose connective tissue 
B)  bone tissue 
C)  cartilage 
D)  fibrous connective tissue 
E)  dense connective tissue

Question 14

Which type of epithelium is found in skin?

Accepted Answer

A)  simple squamous epithelium 
B)  stratified squamous epithelium 
C)  cuboidal epithelium 
D)  simple columnar epithelium 
E)  simple pseudostratified columnar epithelium 
A)  simple squamous epithelium 
B)  stratified squamous epithelium 
C)  cuboidal epithelium 
D)  simple columnar epithelium 
E)  simple pseudostratified columnar epithelium

Question 15

The two most important regulatory systems for the maintenance of homeostasis are ____.

Accepted Answer

A)  circulatory and nervous systems 
B)  endocrine and circulatory systems 
C)  lymphatic and circulatory systems 
D)  nervous and endocrine systems 
A)  circulatory and nervous systems 
B)  endocrine and circulatory systems 
C)  lymphatic and circulatory systems 
D)  nervous and endocrine systems

Question 16

Which cell junction type creates a barrier between two cells?

Accepted Answer

A)  anchoring junctions only 
B)  gap junctions only 
C)  tight junctions only 
D)  both anchoring junctions and gap junctions 
E)  both anchoring junctions, tight junctions and gap junctions 
A)  anchoring junctions only 
B)  gap junctions only 
C)  tight junctions only 
D)  both anchoring junctions and gap junctions 
E)  both anchoring junctions, tight junctions and gap junctions

Question 17

People who do not exhibit changes in blood pressure based on a circadian rhythm are more likely to have a heart attack.

Accepted Answer

A) True 
 B)False

Question 18

An organized group of specialized cells is called a(n) organ .

Accepted Answer

A) True 
 B)False

Question 19

What is the function of gap junctions in cells?

Accepted Answer

A)  Anchor the cells to basal lamina. 
B)  Hold the cell wall close to the plasma membrane. 
C)  Allow ions and small molecules to flow freely between cells of a given tissue type. 
D)  Serve as a scaffold for active transport proteins to cluster together. 
E)  Anchor the cells to neighboring cells. 
A)  Anchor the cells to basal lamina. 
B)  Hold the cell wall close to the plasma membrane. 
C)  Allow ions and small molecules to flow freely between cells of a given tissue type. 
D)  Serve as a scaffold for active transport proteins to cluster together. 
E)  Anchor the cells to neighboring cells.

Question 20

Which component of the accompanying scenario would be considered the effector?

Accepted Answer

A)  release of insulin 
B)  glycogen and fat synthesis 
C)  potassium ion channel 
D)  increased glucose levels 
E)  liver and muscle 
A)  release of insulin 
B)  glycogen and fat synthesis 
C)  potassium ion channel 
D)  increased glucose levels 
E)  liver and muscle

Exam 38: Introduction to Animal Organization and Physiology

The extracellular matrix of blood consists of ____.

Which connective tissue contains fibroblasts?

Which tissue has contractile cells that are joined by intercalated disks, allowing it to contract as a unit?

Distinguish between a circadian clock and circadian rhythm.

Which molecule is the most abundant in the extracellular matrix of connective tissues?

What cell type(s) are found in nervous tissue?

Which organ system includes the spleen, lymph nodes, and thymus?

The regulation of blood pressure is an example of local homeostatic controls .

Hypothermia results from ____.

What is the correct order of the components of a negative feedback loop?

Due to disruptions in circadian rhythms, when are heart attacks and strokes most likely to occur?

Which connective tissue is best at withstanding compression due the elasticity of its matrix?

Which type of epithelium is found in skin?

The two most important regulatory systems for the maintenance of homeostasis are ____.

Which cell junction type creates a barrier between two cells?

People who do not exhibit changes in blood pressure based on a circadian rhythm are more likely to have a heart attack.

An organized group of specialized cells is called a(n) organ .

What is the function of gap junctions in cells?

Which component of the accompanying scenario would be considered the effector?

Introduction to Biological Concepts and Research

Life, Chemistry, and Water

Biological Molecules: the Carbon Compounds of Life

Cells

Membranes and Transport

Energy, Enzymes, and Biological Reactions

Cellular Respiration: Harvesting Chemical Energy

Photosynthesis

Cell Communication

Cell Division and Mitosis

Meiosis: the Cellular Basis of Sexual Reproduction

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

Dna Structure, Replication, and Organization

Gene Expression: From Dna to Protein

Regulation of Gene Expression

Bacterial and Viral Genetics

Dna Technology: Making and Using Genetically Altered Organisms, and Other Applications

Genomes and Proteomes

The Development of Evolutionary Thought

Microevolution: Genetic Changes Within Populations

Speciation

Paleobiology and Macroevolution

Systematic Biology: Phylogeny and Classification

The Origin of Life

Prokaryotes and Viruses

Protists

Seedless Plants

Seed Plants

Fungi

Animal Phylogeny, Acoelomates, and Protostomes

Deuterostomes: Vertebrates and Their Closest Relatives

The Plant Body

Transport in Plants

Plant Nutrition

Reproduction and Development in Flowering Plants

Plant Signals and Responses to the Environment

Information Flow and the Neuron

Nervous Systems

Sensory Systems

The Endocrine System

Muscles, Bones, and Body Movements

The Circulatory System

Defenses Against Disease

Gas Exchange: the Respiratory System

Digestive Systems and Animal Nutrition

Regulating the Internal Environment: Osmoregulation, Excretion, and Thermoregulation

Animal Reproduction

Animal Development

Ecology and the Biosphere

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Biodiversity and Conservation Biology

Animal Behavior

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