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Flashcards in Exam 1 Deck (39)
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1
Q

The anatomical position is characterized by all of the following except

A

palms turned posteriorly

2
Q

Homeostasis is the condition in which the body maintains

A

relatively stable internal environment within limits

3
Q

Which of the following is the correct order of elements in a homeostatic control system

A

stimulus, receptor, afferent, control center, efferent, effector response

4
Q

Choose the following statements that is not completely correct regarding serous membranes

A

visceral pericardium covers

5
Q

Place the following in correct sequence from simplest to most complex

A

2-1-4-3-5

6
Q

In which body cavities is the heart located

A

mediastinal, thoracic, and ventral

7
Q

Which of the following are survivial needs of the body

A

nutrients, water, atmospheric pressure, and oxygen

8
Q

What is a vertical section through the body, dividing it into anterior and posterior regions called

A

frontal

9
Q

if the rate of anabolic reaction in the body is much faster than catabolic reactions…

A

growth

10
Q

positive feedback differs from negative feedback because

A

positive feedback tends to enhance the triggering stimulus while negative feedback tends to return the body to homestasis

11
Q

You are asked to take a persons heart rate at the popliteal pulse point. you will look for this pulse

A

on the posterior of the knee

12
Q

you are asked to draw blood from the median cubital vein which is in the antecubital area. You will search for this vein in the

A

anterior side of the elbow

13
Q

Which set of regions in the abdominopelvic cavity is medial

A

epigastric, umbilical and hypogastric regions

14
Q

The basic structural material of the body consists of

A

proteins

15
Q

A chemical reaction in which bonds are broken is usually associated with

A

the release of energy

16
Q

Which of the following statements of false

A

larger particles move faster than smaller ones and thus collide more frequently and more forcefully

17
Q

Select the correct statement about isotopes

A

Isotopes of the same element have the same atomic number but differ in their mass number

18
Q

The four elements that make up about 96% of body weight are

A

carbon, oxygen, hydrogen and nitrogen

19
Q

which of the following is the major positive ion outside cells

A

sodium

20
Q

If atom X has an atomic number of 74 it would have which of the following

A

74 protons

21
Q

Carbs and proteins are built up from their basic building blocks by the

A

removal of a water molecule between each two units (dehydration synthesis)

22
Q

Which of the following is a neutralization reaction

A

HCl + NaOH — NaCl + H2O

23
Q

What does CH4 mean

A

there is one carbon and four hydrogen atoms

24
Q

What property of water is demonstrated when we sweat

A

high heat of vaporization

25
Q

What is the ratio of fatty acids to glycerol in triglycerides (neutral fats)

A

3:1

26
Q

what will happen to this enzyme as it follows the food into the stomach where the pH drops to 2.5

A

the enzyme will denature and become inactive

27
Q

Which of the following is false regarding the membrane potential

A

the resting membrane potential is maintained solely by passive transport processes

28
Q

Which if the following structures would aid a cell in allowing more nutrients to be absorbed by the cell

A

microvilli

29
Q

mitosis ___

A

is the division of the genetic material within the nucleus

30
Q

passive membranes transport processes include

A

movement of a substance down its concentration gradient

31
Q

a cell engulfing a relatively large particle will likely utilize

A

phagocytosis

32
Q

you would expect to see a relatively high amount of which organelle in these cells

A

mitochondria

33
Q

which of the following is not found in the cartilage but is found in bone

A

blood vessels

34
Q

which of the following epithelia forms the walls of the air sacs across which gas exchange occurs in the lungs

A

simple squamous

35
Q

connective tissue extracellular matrix is composed of

A

fibers and ground substance

36
Q

a substance secreted by your body will likely pass through which tissue type

A

epithelial tissue

37
Q

glands such as the thyroid that secretes their products directly into the blood rather than through ducts are classified as

A

endocrine

38
Q

Which tissue in the walls of the uterus is required for labor contractions

A

smooth muscle

39
Q

which of the following is the correct order of steps in tissue repair

A

1 6 4 7 3 5 2