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Anatomy & Physiology I > Final Exam Review > Flashcards

Final Exam Review Flashcards

1
Q

Maintenance of the internal condition, regardless of external condition is?

A

Homeostasis

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2
Q

The study of tissues?

A

Histology

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3
Q

Homeostatic mechanisms employ what type of feedback?

A

Negative feedback, positive feedback is extremely rare.

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4
Q

Which branch of biology studies how the structures of the various parts of the body perform their functions?

A

Physiology

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5
Q

Which of the following represents 6.02 x 10^23 molecule?

A

A mole.

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6
Q

Which term describes the position of the ear relative to the nose?

A

The ear is lateral to the nose.

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7
Q

Which term describes the position of the knee relative to the ankle?

A

Proximal

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8
Q

The abdominal cavity relative to the thoracic cavity?

A

Inferior

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9
Q

Which statement is correct?

A

A solute is the substance that is being dissolved by the solvent, the resulting combination being a solution.

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10
Q

Which type of section ?? do anterior and posterior views go by?

A

Frontal or coronal.

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11
Q

Which body cavity contains the stomach?

A

Abdominal cavity.

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12
Q

In a system under homeostatic control, which component monitors the variable?

A

Receptor

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13
Q

Which organ is in the cranial cavity?

A

The brain

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14
Q

The reason the body has skin and each cell a plasma membrane?

A

Maintaining boundaries

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15
Q

The breakdown of ingested food?

A

Digestion

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16
Q

Atoms of the same element, but different atomic weights are called?

A

Isotopes

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17
Q

This system returns fluid that has leaked into tissues, back into circulation and it is involved in immunity.

A

Lymphatic system.

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18
Q

Which system releases chemical messengers known as hormones?

A

Endocrine system

19
Q

Who is credited with putting a number to the number of molecules in a mole?

A

Amedeo Avogadro

20
Q

What is the mass of the proton?

A

1 amu

21
Q

Where in an atom are neutrons found?

A

In the nucleus.

22
Q

What is the electrical charge on an electron?

A

Negative

23
Q

What is the basic unit of life?

A

The cell

24
Q

What type of cell creates new bone?

A

Osteoblast

25
Q

A drug is administrated to your patient, the half-time for the substance is 4 hours. How long will it take for the levels of the drug to reach 12.5% of its initial …??

A

12

26
Q

Which states are fluid?

A

Gas and liquid

27
Q

The body’s internal distribution center which moves material around inside the body is called?

A

Cardiovascular System

28
Q

The sum total of all chemical reactions that occur in the body’s cells is…

A

metabolism

29
Q

The ability to sense and react to stimuli is…

A

responsiveness

30
Q

Carbon has an atomic number of 6, what does this mean?

A

It has 6 protons.

31
Q

Atomic number equals what?

A

The number of protons in the nucleus.

32
Q

How much does a proton weigh?

A

1 amu

33
Q

Both carbons have an atomic mass of 12, but one isotope has a mass of 14, how many neutrons does the atom of 14 have?

A

14 - the 6 protons =
8 neutrons

34
Q

The atomic number of carbon is 6, how many electrons does carbon have?

A

6

35
Q

After 3 half-lives what percent of the total starting weight of an isotope would remain?

A

12 and a half.

36
Q

Which element accounts for most of the mass of the human body?

A

Oxygen from H2O.

37
Q

Which methods are medications cleared from the body?

A

They are metabolized by cells, filtered out by kidneys, or converted to other substances by the liver.

38
Q

Which element on this list has the strongest attraction for electrons?

A

Oxygen.

39
Q

Atoms of equal electronegativity will…

A

Share the electrons equally; covalent bond.

40
Q

Which subatomic particles are involved in chemical bonding?

A

Electrons.

41
Q

A fluid in which molecules are moving too fast to be attached to each other is known as?

A

A gas

42
Q

An atom or molecule that holds positive or negative charge is called…

A

An ion.

43
Q

Which end of a water molecule has a partial positive charge?

A

Oxygen side

44
Q

Which end of a water molecule has a partial positive charge?

A

Hydrogen side

Anatomy & Physiology I (15 decks)

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