Question 1

What is the body's response to a rise in temperature above 37.0 degrees C?

Accepted Answer

A) Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The nervous system also activates the sweat glands which help decrease temperature. 
B) Blood vessels in the skin begin to constrict which increases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The nervous system also activates the sweat glands which help decrease temperature. 
C) Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The heart rate decreases in an attempt to slow down blood flow. 
D) Blood vessels in the skin begin to dilate which decreases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The heart rate increases in an attempt to slow down blood flow. 
E) Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The nervous system will deactivate the sweat glands to help decrease body temperature. 
A) Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The nervous system also activates the sweat glands which help decrease temperature. 
B) Blood vessels in the skin begin to constrict which increases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The nervous system also activates the sweat glands which help decrease temperature. 
C) Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The heart rate decreases in an attempt to slow down blood flow. 
D) Blood vessels in the skin begin to dilate which decreases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The heart rate increases in an attempt to slow down blood flow. 
E) Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin.Environmental variables will help decrease the temperature of the blood.The nervous system will deactivate the sweat glands to help decrease body temperature. A

Question 2

What type of tissue lines body cavities and covers body surfaces?

Accepted Answer

A) muscle tissue 
B) nervous tissue 
C) epithelial tissue 
D) connective tissue 
A) muscle tissue 
B) nervous tissue 
C) epithelial tissue 
D) connective tissue C

Question 3

Which type of tissues would be damaged if someone was in a car accident and they had their kidney ruptured due to the force of the impact?

Accepted Answer

A) squamous epithelium,cuboidal epithelium,smooth muscle and neural tissues 
B) pseudostratified ciliated epithelium,cuboidal epithelium,smooth muscle and neural tissues 
C) squamous epithelium,cuboidal epithelium,skeletal muscle and neural tissues 
D) squamous epithelium,cuboidal epithelium,fibrocartilage and neural tissues 
A) squamous epithelium,cuboidal epithelium,smooth muscle and neural tissues 
B) pseudostratified ciliated epithelium,cuboidal epithelium,smooth muscle and neural tissues 
C) squamous epithelium,cuboidal epithelium,skeletal muscle and neural tissues 
D) squamous epithelium,cuboidal epithelium,fibrocartilage and neural tissues A

Question 4

Describe the problems that are associated with the loss of the epidermal layer of skin due to a burn.

Accepted Answer

The epidermis is the 1st line of defense

Question 5

The epidermis consists of

Accepted Answer

A) stratified squamous epithelial cells. 
B) collagen fibers. 
C) elastic fibers. 
D) adipose tissue. 
A) stratified squamous epithelial cells. 
B) collagen fibers. 
C) elastic fibers. 
D) adipose tissue.

Question 6

What are the main features of melanocytes?

Accepted Answer

A) Melanocytes are found in the dermis and they produce melanin when exposed to UV light.The melanin is then distributed to epidermal cells. 
B) Melanocytes are found in the epidermis and they produce melanin when exposed to UV light.The melanin is then distributed to epidermal cells. 
C) Melanocytes are found in the epidermis and they produce melanin when exposed to UV light.The melanin is then distributed to dermal cells. 
D) Melanocytes are found in the hypodermis and they produce melanin when exposed to UV light.The melanin is then distributed to epidermal cells. 
A) Melanocytes are found in the dermis and they produce melanin when exposed to UV light.The melanin is then distributed to epidermal cells. 
B) Melanocytes are found in the epidermis and they produce melanin when exposed to UV light.The melanin is then distributed to epidermal cells. 
C) Melanocytes are found in the epidermis and they produce melanin when exposed to UV light.The melanin is then distributed to dermal cells. 
D) Melanocytes are found in the hypodermis and they produce melanin when exposed to UV light.The melanin is then distributed to epidermal cells.

Question 7

________ make(s)up more than half the volume of the brain.

Accepted Answer

A) Neurons 
B) Neuroglia 
C) Nerves 
D) Intercalated disks 
E) Hyaline cartilage 
A) Neurons 
B) Neuroglia 
C) Nerves 
D) Intercalated disks 
E) Hyaline cartilage

Question 8

Which statement is NOT true about nervous tissue?

Accepted Answer

A) Cells in the nervous system that conduct electrical impulses are called neurons. 
B) Neuroglia support and protect neurons. 
C) The dendrites carry electrical impulses away from the cell body of the neuron. 
D) Nerve fibers are long axons covered by a myelin sheath. 
E) Neuroglia provide neurons with nutrients and keep them free of cellular debris. 
A) Cells in the nervous system that conduct electrical impulses are called neurons. 
B) Neuroglia support and protect neurons. 
C) The dendrites carry electrical impulses away from the cell body of the neuron. 
D) Nerve fibers are long axons covered by a myelin sheath. 
E) Neuroglia provide neurons with nutrients and keep them free of cellular debris.

Question 9

White blood cells fight infection by

Accepted Answer

A) transporting large amounts of oxygen to the infected area. 
B) engulfing infectious pathogens and making antibodies. 
C) increasing platelet production and forming a plug to seal off the area. 
D) producing antibiotics that will kill bacteria and fungi. 
A) transporting large amounts of oxygen to the infected area. 
B) engulfing infectious pathogens and making antibodies. 
C) increasing platelet production and forming a plug to seal off the area. 
D) producing antibiotics that will kill bacteria and fungi.

Question 10

Which of the following is the most complex level of organization?

Accepted Answer

A) cardiovascular system 
B) brain 
C) columnar epithelium 
D) heart 
E) lungs 
A) cardiovascular system 
B) brain 
C) columnar epithelium 
D) heart 
E) lungs

Question 11

A thin layer of protein,within epithelial tissue,that anchors the epithelium to the extracellular matrix is the

Accepted Answer

A) basement membrane. 
B) plasma membrane. 
C) compact bone. 
D) hyaline cartilage. 
E) neuroglia. 
A) basement membrane. 
B) plasma membrane. 
C) compact bone. 
D) hyaline cartilage. 
E) neuroglia.

Question 12

What is most likely to occur when an individual is exposed to UV radiation?

Accepted Answer

A) The melanocytes will produce melanin,the melanin is distributed into epidermal cells,a steroid is converted into vitamin D and stem cells can mutate leading to cancer. 
B) The melanin will produce melanocytes,the melanocytes are then distributed into epidermal cells,a steroid is converted into vitamin D and stem cells can mutate leading to cancer. 
C) The melanocytes will produce melanin,the melanin is distributed into dermal cells,a steroid is converted into vitamin D and stem cells can mutate leading to cancer. 
D) The melanocytes will produce melanin,the melanin is distributed into epidermal cells,vitamin D is converted into a steroid and stem cells can mutate leading to cancer. 
A) The melanocytes will produce melanin,the melanin is distributed into epidermal cells,a steroid is converted into vitamin D and stem cells can mutate leading to cancer. 
B) The melanin will produce melanocytes,the melanocytes are then distributed into epidermal cells,a steroid is converted into vitamin D and stem cells can mutate leading to cancer. 
C) The melanocytes will produce melanin,the melanin is distributed into dermal cells,a steroid is converted into vitamin D and stem cells can mutate leading to cancer. 
D) The melanocytes will produce melanin,the melanin is distributed into epidermal cells,vitamin D is converted into a steroid and stem cells can mutate leading to cancer.

Question 13

What type of tissue is striated,contains cells with one nucleus,and is not under voluntary control?

Accepted Answer

A) skeletal muscle 
B) smooth muscle 
C) cardiac muscle 
D) nervous tissue 
A) skeletal muscle 
B) smooth muscle 
C) cardiac muscle 
D) nervous tissue

Question 14

Both the neural and endocrine systems play a role in coordinating body activities.

Accepted Answer

A) True 
 B)False

Question 15

Homeostasis is the

Accepted Answer

A) negative feedback loop that stimulates a response similar to the stimulus. 
B) dynamic interplay between events that tend to change the external environment and events that tend to keep it the same. 
C) the acquisition,transformation and use of energy. 
D) maintenance of normal internal conditions by means of self-regulating mechanisms. 
A) negative feedback loop that stimulates a response similar to the stimulus. 
B) dynamic interplay between events that tend to change the external environment and events that tend to keep it the same. 
C) the acquisition,transformation and use of energy. 
D) maintenance of normal internal conditions by means of self-regulating mechanisms.

Question 16

All of the following are functions of connective tissue EXCEPT to

Accepted Answer

A) line body cavities and cover surfaces. 
B) bind and support body parts. 
C) store energy as fat. 
D) fill spaces. 
E) produce blood cells. 
A) line body cavities and cover surfaces. 
B) bind and support body parts. 
C) store energy as fat. 
D) fill spaces. 
E) produce blood cells.

Question 17

Which organ system does NOT play a role in acquiring materials and energy?

Accepted Answer

A) cardiovascular 
B) skeletal 
C) muscular 
D) digestive 
A) cardiovascular 
B) skeletal 
C) muscular 
D) digestive

Question 18

What type of tissue is bone and cartilage?

Accepted Answer

A) muscle tissue 
B) nervous tissue 
C) epithelial tissue 
D) connective tissue 
A) muscle tissue 
B) nervous tissue 
C) epithelial tissue 
D) connective tissue

Question 19

Stratified epithelium is composed of multiple layers of flattened cells that can often be found in the lining of blood vessels.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following statements concerning homeostasis in body temperature is NOT true? The body reacts to

Accepted Answer

A) heat by stimulating the sweat glands. 
B) cold by contracting skeletal muscles in shivering. 
C) cold by rerouting blood away from the skin. 
D) heat by constricting the blood vessels in the skin. 
E) All of the statements are not true. 
A) heat by stimulating the sweat glands. 
B) cold by contracting skeletal muscles in shivering. 
C) cold by rerouting blood away from the skin. 
D) heat by constricting the blood vessels in the skin. 
E) All of the statements are not true.

Exam 31: Animal Organization and Homeostasis

What is the body's response to a rise in temperature above 37.0 degrees C?

What type of tissue lines body cavities and covers body surfaces?

Which type of tissues would be damaged if someone was in a car accident and they had their kidney ruptured due to the force of the impact?

Describe the problems that are associated with the loss of the epidermal layer of skin due to a burn.

The epidermis consists of

What are the main features of melanocytes?

________ make(s)up more than half the volume of the brain.

Which statement is NOT true about nervous tissue?

White blood cells fight infection by

Which of the following is the most complex level of organization?

A thin layer of protein,within epithelial tissue,that anchors the epithelium to the extracellular matrix is the

What is most likely to occur when an individual is exposed to UV radiation?

What type of tissue is striated,contains cells with one nucleus,and is not under voluntary control?

Both the neural and endocrine systems play a role in coordinating body activities.

Homeostasis is the

All of the following are functions of connective tissue EXCEPT to

Which organ system does NOT play a role in acquiring materials and energy?

What type of tissue is bone and cartilage?

Stratified epithelium is composed of multiple layers of flattened cells that can often be found in the lining of blood vessels.

Which of the following statements concerning homeostasis in body temperature is NOT true? The body reacts to

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