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Anatomy/Physiology > Chapter 3 > Flashcards

Chapter 3 Flashcards

0
Q

Two major parts of molecules that make up the plasma membrane

A

Phosphorus and proteins

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1
Q

Three principle part of a generalized animal cell

A

Plasma membrane, cytoplasm, nucleus

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2
Q

What makes up the majority of the membranes framework

A

Phospholipids

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3
Q

These proteins extend across the plasma membrane, helping to move substances in and out of the cell acting as recognition sites for hormones or serving as enzymes to speed reactions

A

Integral

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4
Q

These proteins are loosely attached to the surfaces of the cell membrane, serving as cytoskeleton anchors or cell identity markers

A

Peripheral

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5
Q

What do we mean when we say the cell membranes maintains an electrochemical gradient

A

Difference in change

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6
Q

The movement of substances across a cell membrane using cellular energy (ATP)

A

Active

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7
Q

The movement of substances across a cell membrane using no cellular energy

A

Positive

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8
Q

Net movement of any substance from region of higher concentration to region of lower concentration : membrane not required

A

Simple diffusion

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9
Q

Movement is across a semipermeable membrane with help of a carrier : ATP not required

A

Facilitated diffusion

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10
Q

Net movement of water from region of high water concentration to region of lower water concentration across semipermeable : important in maintains normal cell size and shape

A

Osmosis

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11
Q

Movement of molecules from high-pressure zone to low-pressure zone we in response to force of blood pressure

A

Filtration

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12
Q

Cellular support and movement

A

Cytoskeleton

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13
Q

Selective permeability

A

Plasma membrane

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14
Q

Protein synthesis

A

Ribosomes

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15
Q

Lipid synthesis, detoxification

A

Smooth ER

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16
Q

Packages proteins and lipids

A

Golgi complex

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17
Q

ATP production

A

Mitochondria

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18
Q

Digest bacteria, worn out organelles

A

Lysosomes

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19
Q

Forms mitotic spindle

A

Centre some

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20
Q

Short-hair like structures on the surface of some cells

A

Cilia

21
Q

Long cell projection used to propel sperm cells

A

Flagella

22
Q

Chemical substances produced by cells: not bounded by a membrane

A

Inclusions

23
Q

Low power

A

10x

24
Q

High power

A

40x

25
Q

Oil immersion

A

100x

26
Q

Which of the objectives comes closest to a specimen and is most likely to break a slide if proper precautions are not taken

A

100x or oil immersion

27
Q

Ocular

A

Magnification

28
Q

Low power, high power, and oil immersion objectives

A

Magnification

29
Q

Condenser

A

Controls the light beam size

30
Q

Iris diaphragm

A

Controls intensity of the light

31
Q

Stage

A

Platform on which slides or other materials to be examined are studied

32
Q

Coarse adjustment knob

A

Coarse focusing

33
Q

Fine adjustment knob

A

Used for final focusing

34
Q

Condenser adjustment knob

A

Used to obtain full illumination by raising or lowering condenser

35
Q

Arm

A

Used for providing support during transport

36
Q

Changing of objectives

A

Nose piece

37
Q

Securing a slide for viewing

A

Slide holder

38
Q

Intracellular structures with specific functions

A

Organelles

39
Q

Cellular respiration occurs here

A

Mitochondria

40
Q

Passive transport depends on energy to move material

A

Kinetic

41
Q

When a solution reaches equilibrium an ______ number of molecules moves in and out of the cell

A

Equal

42
Q

Mechanisms that move substances across a cell membrane requiring energy are know as

A

Active transport

43
Q

________ is the infolding of a cells membrane around a liquid droplet to bring into the cell

A

Pinocytosis

44
Q

In passive transport net movement of substances is ______ their concentration gradient

A

Down

45
Q

In exocytosis theses structures unite with the cell membrane and release their contents to the outside of the cell

A

Vesicles

46
Q

Phagocytosis is the process by which

A

Large solid particles

47
Q

Examples of inclusion

A

Melanin , fat , glycogen

48
Q

RBC may swell and rupture if placed in this solution

A

Hypotonic

49
Q

Hypertonic means that a solution has more ____ as compared to other solutions

A

Solute

Anatomy/Physiology (10 decks)

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