Question 1

Melanin is a substance responsible for

Accepted Answer

A)  cell growth.
B)  muscle contraction.
C)  nerve impulses.
D)  skin pigmentation to protect from harmful light.
E)  increases blood flow to the epidermis.F) C) and D)
G) B) and D)

Question 2

Which of the following is an example of homeostasis?

Accepted Answer

A)  Lymph nodes regulate homeostasis.
B)  Human oral body temperature is always close to 37o C (98.6  °\degree°  F) .
C)  There are more red cells than white cells.
D)  An organism is limited in how high it can jump.
E)  An organism makes about as many turns to the right as to the left. F) A) and B)
G) C) and D)

Question 3

Which of these organs are found in the coelom?

Accepted Answer

A)  brain,spinal cord,kidneys,heart
B)  salivary glands,vertebrae,heart
C)  intestines,heart,lungs,liver
D)  intestines,brain,lungs,liver
E)  reproductive organs,heart,lungs,brainF) C) and E)
G) D) and E)

Question 4

Which of the following is matched to the incorrect body system?

Accepted Answer

A)  helps control pH of body fluids-urinary system
B)  protects against disease and infections-cardiovascular system
C)  produces body heat-muscular system
D)  helps regulate metabolism-endocrine system
E)  produces blood cells-skeletal systemF) C) and D)
G) B) and E)

Question 5

Collagenous and elastic fibers are found in what type of tissue?

Accepted Answer

A)  epithelial
B)  muscle
C)  nerve
D)  connective
E)  simple squamousF) A) and B)
G) A) and C)

Question 6

Which type of junction permits small molecules to pass between two cells?

Accepted Answer

A)  desmosome
B)  tight junction
C)  gap junction
D)  striations
E)  cross junctionF) C) and E)
G) A) and C)

Question 7

When discussing homeostasis in body temperature,it is NOT true to state that the body responds to

Accepted Answer

A)  heat by stimulating sweat release.
B)  heat by constricting the blood vessels in the skin.
C)  cold by contracting the arrector pili muscles.
D)  cold by contracting skeletal muscles,causing shivering.
E)  cold by rerouting blood away from the skin.F) A) and B)
G) A) and E)

Question 8

Dendrites and an axon are parts of a(n)

Accepted Answer

A)  epithelial cell.
B)  muscle cell.
C)  reproductive cell.
D)  neuron.
E)  cartilage cell.F) B) and C)
G) C) and D)

Question 9

Which statement is NOT true about epithelial tissue?

Accepted Answer

A)  Epithelial tissue helps to protect the body from bacterial invasion.
B)  Epithelial tissue can be glandular.
C)  Epithelial tissue can be found lining the tubules of the kidney.
D)  Epithelial tissue may contain column-shaped cells.
E)  Epithelial cells have spaces between them.F) D) and E)
G) A) and D)

Question 10

Which of the following body systems is NOT involved in the control of fluid balance in the body?

Accepted Answer

A)  cardiovascular
B)  muscular
C)  lymphatic
D)  urinary
E)  endocrineF) A) and D)
G) A) and E)

Question 11

Which of the following functions would not be lost or seriously compromised if someone suffered a severe burn over most of their body?

Accepted Answer

A)  prevention of heat and water loss
B)  prevention of massive and continuous infection from invasion by external bacteria,viruses,and parasites
C)  production of sweat that evaporates and cools the body when it is overheating
D)  protection of muscle and other surface tissues from abrasion and pain
E)  exchange of gasesF) C) and E)
G) B) and E)

Question 12

The type of membrane that covers the heart is called a

Accepted Answer

A)  mucous membrane.
B)  serous membrane.
C)  basement membrane.
D)  pleural membrane.
E)  plasma membrane.F) A) and D)
G) D) and E)

Question 13

A tight junction forms an impermeable barrier between two cells.

Accepted Answer

A) True 
 B)False

Question 14

Which layer of the skin protects the body from bacterial infection and water loss?

Accepted Answer

A)  dermis
B)  epidermis
C)  connective tissue layer
D)  hyaline cartilage
E)  basement membraneF) C) and E)
G) B) and D)

Question 15

Which of the following tissue types would line the mouth?

Accepted Answer

A)  muscular
B)  connective
C)  epithelial
D)  nervous
E)  glandularF) A) and C)
G) B) and E)

Question 16

Which type of tissue has cube-shaped cells and lines kidney tubules?

Accepted Answer

A)  hyaline cartilage
B)  nerve tissue
C)  columnar epithelium
D)  cuboidal epithelium
E)  squamous epitheliumF) B) and C)
G) A) and E)

Question 17

Which feature(s) helps distinguish the subcutaneous layer from the epidermis and dermis?

Accepted Answer

A)  The subcutaneous layer is composed of loose connective tissue and adipose tissue.
B)  The subcutaneous layer is composed of loose connective tissue and contains various sensory receptors.
C)  The epidermis is composed of loose connective tissue and adipose tissue.
D)  The subcutaneous layer is composed of fibrous connective tissue,such as collagen and elastic fibers.
E)  The subcutaneous layer contains melanocytes,which will give skin its pigmentation.F) A) and B)
G) None of the above

Question 18

Until recently,we only described neurons as cellular units of the nervous system.Which is a probable reason science overlooked the importance of neuroglial cells?

Accepted Answer

A)  Neuroglial cells have long processes and look just like neurons.
B)  Neuroglial cells are rare compared to neurons and make up a very small volume of the brain.
C)  Neuroglial cells were thought to merely support neurons and their complex chemical role was not yet detected.
D)  Neuroglial cells are distant from the other neuron tissue.
E)  Neuroglial cells are developing larger today as people use more memory.F) All of the above
G) B) and C)

Question 19

Which of the following tissues is INCORRECTLY matched with a function?

Accepted Answer

A)  epithelial-capillary lining
B)  connective-storage of fat
C)  muscle-protection from pathogens
D)  nervous-integration of data
E)  connective-production of blood cellsF) B) and E)
G) All of the above

Question 20

An example of a negative feedback system is when there is too much of a particular chemical in the body and a sensor detects it and brings about a response that causes the levels to drop.

Accepted Answer

A) True 
 B)False

Exam 11: Human Organization

Which of the following functions would not be lost or seriously compromised if someone suffered a severe burn over most of their body?

Correct AnswerverifiedShow Answer

Which of the following tissues is INCORRECTLY matched with a function?

Correct AnswerverifiedShow Answer

Which of the following tissue types would line the mouth?

Correct AnswerverifiedShow Answer

Which type of tissue has cube-shaped cells and lines kidney tubules?

Correct AnswerverifiedShow Answer

Which statement is NOT true about epithelial tissue?

Correct AnswerverifiedShow Answer

An example of a negative feedback system is when there is too much of a particular chemical in the body and a sensor detects it and brings about a response that causes the levels to drop.

Correct AnswerverifiedShow Answer

Until recently,we only described neurons as cellular units of the nervous system.Which is a probable reason science overlooked the importance of neuroglial cells?

Correct AnswerverifiedShow Answer

Dendrites and an axon are parts of a(n)

Correct AnswerverifiedShow Answer

Which of these organs are found in the coelom?

Correct AnswerverifiedShow Answer

Which layer of the skin protects the body from bacterial infection and water loss?

Correct AnswerverifiedShow Answer

Collagenous and elastic fibers are found in what type of tissue?

Correct AnswerverifiedShow Answer

Melanin is a substance responsible for

Correct AnswerverifiedShow Answer

The type of membrane that covers the heart is called a

Correct AnswerverifiedShow Answer

When discussing homeostasis in body temperature,it is NOT true to state that the body responds to

Correct AnswerverifiedShow Answer

A tight junction forms an impermeable barrier between two cells.

Correct AnswerverifiedShow Answer

Which of the following body systems is NOT involved in the control of fluid balance in the body?

Correct AnswerverifiedShow Answer

Which type of junction permits small molecules to pass between two cells?

Correct AnswerverifiedShow Answer

Which of the following is matched to the incorrect body system?

Correct AnswerverifiedShow Answer

Which feature(s) helps distinguish the subcutaneous layer from the epidermis and dermis?

Correct AnswerverifiedShow Answer

Which of the following is an example of homeostasis?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified