Physiology Chapter 3 Flashcards Preview

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Flashcards in Physiology Chapter 3 Deck (43)
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0
Q

Semi fluid portion of the cytoplasm

A

Cytosol

1
Q

Protein synthesis occurs here

A

Ribosomes

2
Q

Control center

A

Nucleus

3
Q

Intracellular structures with specific functions

A

Organelles

4
Q

Responsible for forming spindle during mitosis

A

Centrosome —- 90°

5
Q

Modifies, sorts, packages and delivers proteins and lipids

A

Golgi complex

6
Q

Organelles that destroy bacteria and recycle worn put cell parts

A

Lysosomes —- small parts

7
Q

Non-membranous chemical substances that are produced and used by cells

A

Inclusions

8
Q

Located inside the nucleus and helps assemble ribosomes

A

Nucleolus

9
Q

Cellular respiration occurs here

A

Mitochondria

10
Q

Passive transport depends on ______ energy to move materials

A

Kinetic

11
Q

When a solution reaches equilibrium, an ______ number of molecules improve in and out of the cell.

A

Equal

12
Q

Mechanisms that move substances across a cell mebrane requiring energy are known as

A

Active transport

13
Q

__________ Is the infolding of a cells membrane around liquid droplet to bring it into the cell

A

Pinocytosis

14
Q

In passive transport p net movement if substances is (up, down) their concentration gradient.

A

Down

15
Q

Movement of any substances from a high concentration to a low concentration whether or not a membrane is involved is called

A

Simple diffusion

16
Q

Movement of a substance from a low concentration to high concentration is

A

Active transport

17
Q

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

A

Vesicles

18
Q

Phagocytosis is the process by which __________ are taken through a cell membrane

A

Insolvable solids/large particles

19
Q

Gradient means

A

Difference

20
Q

The majority of the plasma membrane is composed of

A

Phospholipids

21
Q

Cellular contents located between the plasma membrane and the nuclear membrane are called the

A

Cytoplasm

22
Q

The two types of ER are _______ and _______

A

Smooth and rough

23
Q

The ________ are attached to the rough ER

A

Ribosomes

24
Q

The _______ is the largest cell structure that contains both DNA and the nucleolus

A

Nucleus

25
Q

Examples of inclusions are

A

Melanin, fat, glycogen

26
Q

______ is composed of 75-90% water

A

Cytosol

27
Q

Raises or lowers condenser

A

Condenser adjustment knob

28
Q

Secures a slide for viewing

A

Slide holder

29
Q

Lens, located beneath the stage opening which controls the light beam size

A

Condenser

30
Q

Used for preliminary focusing

A

Coarse adjustment knob

31
Q

Platform in which slides are placed

A

Stage

32
Q

Used for final focusing

A

Fine adjustment knob

33
Q

The part of the microscope used when we carry it

A

Arm

34
Q

Controls the intensity of the light

A

Iris

35
Q

Term that is given to a microscopes ability to distinguish and separate fine detail

A

Resolving power

36
Q

The objective that comes closest to a specimen and is most likely to break a slide

A

Oil immersion – 100x

37
Q

To find the total magnification you

A

Multiply the ocular by the objective

38
Q

When you are viewing an object under low power do you see more so less of the object as compared to high power?

A

More

39
Q

What property of the microscope allows you to change from one objective to another without having to make major focusing adjustments?

A

Parfocal

40
Q

Red blood cells may swell and rupture if placed in a ________ solution

A

Hypotonic

41
Q

Hypertonic means that a solution has more ______ as compared to another solution

A

Solute

42
Q

The movement of a substance from high to low concentration through the plasma membrane with the help of a channel protein is known as

A

Facilitated diffusion