Human bio Flashcards Preview

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Flashcards in Human bio Deck (41)
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0
Q

Digestion

A

Break down of food molecules

1
Q

Nutrition

A

Obtaining food molecules

2
Q

Absorption

A

Transport of molecules into cell

3
Q

Synthesis

A

Making complex substances from simple substances

4
Q

Respiration

A

Release of chemical energy from the cell

5
Q

Excretion

A

Release of waste materials

6
Q

Egestion

A

Elimination/release of nondigested substances

7
Q

Secretion

A

Release of substances from the cell that influences activities outside the cell

8
Q

Movement

A

Cellular contraction

9
Q

Response

A

Action or reaction provoked by a stimulus

10
Q

Reproduction

A

Increase in cell number or size

11
Q

Ribosome

A

Protein synthesis & manufacture proteins

12
Q

Microtubule

A

Forms spindle makes up centrioles

13
Q

Microfilament

A

Cell movement and cellular connections

14
Q

Microbody

A

Contains enzymes

15
Q

Hyaloplasm

A

Fluid portion of the cell

16
Q

Perixosome

A

Stores enzymes to protect us; makes hydrogen peroxide

17
Q

Nucleus

A

Control center of the cell

18
Q

Nucleolus

A

Synthesizes MRNA and RNA

19
Q

Nuclear membrane

A

Semipermeable cover the surrounds the nucleus; lets out RNA

20
Q

Nucleoplasm

A

Stuff inside the nucleus; chromatin material(DNA)

21
Q

Flagellum

A

Protection that aids in movement

22
Q

Microvilli

A

Increase in the surface area of the membrane

23
Q

Nuclear pore

A

Openings in the nuclear membrane

24
Q

Chromatin

A

Thread like structures that form chromosomes

25
Q

Lysosomes

A

Contain digestive enzymes

26
Q

Centrosome

A

Contains centriole

27
Q

Centriole

A

contains microtubules

28
Q

Vacuole

A

Cellular storage

29
Q

Cytoplasm

A

Environment inside the cell

30
Q

Cilia

A

Hair-like structures that move other substances

31
Q

Mitochondrion

A

Powerhouse of cell; produces ATP cellar respiration

32
Q

Pinocytotic vesicle

A

Opening in the membrane that allow more substances in

33
Q

Endoplasmic reticulum

A

Layers of flattened vesicles in which protein may be transported

34
Q

Golgi complex

A

Layers of flattened vesicles that store proteins

35
Q

Cell membrane

A

Semi permeable protective layer around the cell

36
Q

Passive transport

A

Kinetic energy to move substances comes from molecular motion

37
Q

Examples of passive transport

A
  • diffusion
  • osmosis
  • facilitated diffusion
  • filtration
38
Q

Active transport

A

Energy to move stuff comes from the cell

39
Q

Examples of active transport (exocytosis)

A

Exocytosis: moves stuff out of the cell

  • secretion
  • excretion
  • Egestion
  • physiological pumps
40
Q

Examples of active transport (endocytosis)

A

Endocytosis: moves stuff into the cell

  • phagocytosis
  • pinocytosis