The Cell and the Microscope Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

an outer covering of cells

A

epidermis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

controls what comes into and goes out of the cell

A

plasma membrane

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

control center of the cell

A

nucleus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

large storage structures

A

vacuole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

all cellular material outside the nucleus

A

cytoplasm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

functional plant or animal

A

organism

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

each cell possesses a life of its own

A

cell theory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

outer covering around plant cell made of fibrous material

A

cell wall

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

a functioning organism represents life

A

organismal theory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

small structure(s) within nucleus

A

nucleolus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

One difference between human cheek cells and onion cells is:

A

the absence of a cell wall in human cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

theory states that the cell is the basic unit of life

A

Cell theory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Theory states that the organism is the basic unit of life.

A

Organismal Theory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

The spherical object within a cell which controls its activity is called the _____.

A

nucleus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

The cellular material outside the nucleus is called the _____.

A

cytoplasm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

The fibrous outer covering surrounding plant cells is the:

A

cell wall

17
Q

In a microscope

ability to tell two points apart

A

resolving power

18
Q

In a microscope

magnifies an object using light and lenses

A

optical microscope

19
Q

In a microscope

magnifies using streams of electrons

A

electron microscope

20
Q

In a microscope

single body tube

A

monocular

21
Q

In a microscope

lens found in the eyepiece

A

ocular lens

22
Q

In a microscope

two eyepieces

A

binocular

23
Q

In a microscope

magnifying lens closest to the specimen

A

objective lens

24
Q

Robert Hooke was the first to use the term ______________ to describe tiny compartments in the cork.

A

Cell

25
Q

Galileo used ______________ to examine the principles of lenses, thus improving on previous attempts at magnification.

A

mathematics

26
Q

_____ was/were the first to carefully document observations of blood cells, sperm cells, and other microorganisms.

A

Anton van Leeuwenhoek

27
Q

_____, sixteenth century eyeglass maker(s), experimented with glass lenses and a tube and found that objects could be magnified greatly.

A

Hans and Zaccharias Janssen

28
Q

Very little has changed in the structure of light microscopes since the 1840’s, when an American, _____, was able to significantly improve the quality of the magnified images with his microscopes.

A

Charles Spencer

29
Q

The electron microscope was invented in Germany during the 1930’s by _____.

A

Max Knott and Ernst Ruska

30
Q

Order of telescope

ocular lens

A

First

31
Q

Order of telescope

body tube

A

Second

32
Q

Order of telescope

revolving nosepiece

A

Third

33
Q

Order of telescope

objective lens

A

Fourth

34
Q

Order of telescope

coverslip

A

Fifth