A&P 1 Chapter 1

Question 1

True or False:
A CT scan allows for a three- dimensional image to be generated.

Answer 1

True

Question 2

True or False:
Positive-feedback mechanisms are always damaging to the body

Answer 2

Fale

Question 3

True or False:
The part of the feedback mechanism that processes information, relates to other information, and makes a decision of action is the receptor.

Answer 3

False

Question 4

True or False:
The control center compares input from a receptor with the ideal normal value for a condition called a set point.

Answer 4

True

Question 5

True or false:
Positive feedback mechanisms are less common in healthy individuals than negative feedback mechanisms.

Answer 5

True

Question 6

True or false:
Whereas a ‘plane’ describes an imaginary flat surface, a ‘section’ describes a way to cut an organ.

Answer 6

True

Question 7

True or false:
The thoracic cavity is divided into right and left parts by a medium partition called the sternum.

Answer 7

False

Question 8

True or false: Both the spleen and the urinary bladder are contained within the pelvic cavity subdivision of the abdominopelvic cavity.

Answer 8

False

Question 9

True or false:
The kidneys are contained within the pelvic cavity subdivision of the abdominopelvic cavity?

Answer 9

false

Question 10

True or false:
Scientists believe that any significant change in the composition of the microbiome of the human integumentary system may increase a person’s susceptibility to autoimmune disease.

Answer 10

False

Question 11

True or False:
It has been suggested by some scientists that early exposure to antibiotics that significantly change the makeup of the microbes in the human intestines may increase a person’s susceptibility to autoimmune diseases like Crohn’s disease and asthma.

Answer 11

True

Question 12

True or False:
Many undergraduate anatomy programs study cats and rats in laboratory settings. Use of the animals is ideal because they are inexpensive, and although they are physically smaller, the internal structures are identical to humans.

Answer 12

False

Question 13

True or false:
With regard to biomedical research, because rats, pigs, apes, and other mammals share over 90% of the same genes as humans, these animals are always good predictors for how humans will respond to a specific drug therapy.

Answer 13

False

Question 14

True or false:
With regard to biomedical research, it has been found that drugs that are toxic to one mammal species will be toxic to another mammal species.

Answer 14

False