Chapter 6

Question 1

Define homeostasis

Answer 1

The name for the condition in which all of the body’s systems are balanced and are working together to maintain internal stability.

Question 2

Define metabolism

Answer 2

Metabolism is the body’s physical and chemical processes

Question 3

To be in homeostasis, the body’s metabolism must be working at a ______ level.

Answer 3

To be in homeostasis, the body’s metabolism must be working at a steady level.

Question 4

When disease or injury occurs, what happens to the body’s metabolism and homeostasis?

Answer 4

When disease or injury occurs, the body’s metabolism is disturbed and homeostasis is lost.

Question 5

define signs and give an example

Answer 5

Signs are objective information, like a fast heart rate

Question 6

Define symptoms and give an example

Answer 6

Symptoms are subjective information, like fatigue

Question 7

Define dilate and give an example

Answer 7

Dilate = widen.
So when blood vessels dilate, that means they widen. This could be because of the outside temperature being too hot.

Question 8

Define constrict and give an example

Answer 8

Constrict = narrowing.
So when blood vessels constrict, that means they narrow. This could be because the outside temperature is too cold.

Question 9

what are the smallest blood vessels?

Answer 9

Capillaries

Question 10

what are 2 other names for the GI tract?

Answer 10

Gastrointestinal tract or Digestive system

Question 11

Which system eliminates/processes waste?

Answer 11

The GI system (AKA Gastrointestinal system or digestive system).

Question 12

what is glucose?q

Answer 12

It is sugar.
The body’s natural sugar

Question 13

define Hyperglycemia

Answer 13

High glucose levels

Question 14

Define Hypoglycemia

Answer 14

Low glucose levels

Question 15

What is the difference between hyperglycemia and hypoglycemia?

Answer 15

Hyperglycemia is high glucose levels, whereas hypoglycemia is low glucose levels.

Question 16

Hepatitis affects which body part?

Answer 16

Hepatitis affects the liver, by inflaming it.

Question 17

Define hormones; where are they carried to?

Answer 17

Hormones are chemical substances created by the body that control numerous body functions. Hormones are carried in the blood to various organs.

Question 18

Which system releases/secretes hormones?

Answer 18

The endocrine system releases/secretes hormones

Question 19

What 2 hormones are secreted by the thyroid? AKA what are the thyroid hormones?

Answer 19

T4 and TSH (these are both thyroid hormones)

Question 20

what does TSH stand for?

Answer 20

Thyroid-stimulating hormone

Question 21

if a PBT is told to perform venipuncture distal to a patient’s IV, the venipuncture must take place
a. closer to the torso than the IV
b. farther away from the torso than the IV
c. on the opposite side of the body from the IV
d. alongside the IV

Answer 21

b. farther away from the torso than the IV

Question 22

which system eliminates waste products created by cells and maintains water balance in the body?

Answer 22

urinary system

Question 23

_____ are chemical substances secreted by glands in the endocrine system that control body functions.

Answer 23

Hormones

Question 24

tests ordered to confirm pregnancy measure the level of a pregnancy hormone called ____

Answer 24

hCG

Question 25

which of the following is an example of a sign?
a. patient reports dizziness
b. patient looks tired
c. patient’s heart rate is elevated and irregular
d. patient reports a feeling of anxiety

Answer 25

c. patient’s heart rate is elevated and irregular

Question 26

the condition in which the body’s systems are working together to maintain health and stability is known as…

Answer 26

homeostasis

Question 27

progesterone is a hormone associated with…

Answer 27

the female reproductive system