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Flashcards in A&P Tests Deck (47)
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1

In response to ________ feedback, a variable will be pushed further and further away form the initial value.


Positive
Negative

Positive

2

Which level of organization is highest/greatest?
Cell
Molecule
Organelle
Tissue

Tissue

3

A sensory neuron carries an _____ signal from the fingertip to the brain?

Afferent
Efferent

Afferent

4

In the previous question, what is considered the “control center”?

Finger
Receptor in finger
Brain
muscle

Brain

5

Which is part of the digestive system?

Kidney
Heart
Lung
Small intestine

Small Intestine

6

H20 is a(n):

Element
Molecule
Atom
Ion

Molecule

7

H2O is:

Polar
Nonpolar
Non-covalent
A salt

Polar

8

Glycogen is a:

Polypeptide
Polysaccharide
Monosaccharide
Nucleic acid

Polysaccharide

9

Two sugars are joined together by a(n) _____ reaction?

Hydrolysis
Dehydration
Hydrostatic
deoxyribose

Dehydration

10

Steroids are considered:

Protein
Lipid
Carbohydrate
Nucleic acid

Lipid

11

Which has the most energy?

Adensoine triphosphate (ATP)
Adenosine monophosphate (AMP)
Adenosine diphosphate (ADP)
Adenosine

Adensoine Triphosphate

12

Triglycerides (a.k.a. neutral fats) are:

Polar
Amphipathic
Lipophobic
Hydrophobic

Hydrophobic

13

A(n) ____ catalyzes a reaction by lowering activation energy.

Enzyme
Organelle
Molecule
Phospholipid

Enzyme

14

_____ is a sugar.

Dehydrogenase
Melanin
Maltose
Centrosome

Maltose

15

The sequence/order of amino acids in a polypeptide is _____ structure.

Primary
Secondary
Tertiary
Quaternary

Primary

16

Facilitated diffusion of a (non-water) molecule across a membrane is considered:

Osmosis
Primary active transport
Passive transport
Secondary active transport

Passive Transport

17

Movement of water(solvent) toward a solute is:

Diffusion
Osmosis

Osmosis

18

A hypertonic solution will cause cells to:

Shrivel
Burst

Shrivel

19

The Na+/K+ pump works by hydrolyzing ATP. This is classified as:

Primary active transport
Secondary active transport
Diffusion
Osmosis

Primary Active Transport

20

The Na+/K+ pump moves:

K+ in and Na+ out
K+ out and Na+ out
K+ in and Na+ out
K+ out and Na+ in

K in and Na out

21

The powerhouse of the cell that generate ATP is the :

Endoplasmic reticulum
Mitochondria
Ribosome
Golgi

Mitochondria

22

Integral membrane proteins are translated:

In the cytosol
In the rough endoplasmic reticulum
In the smooth endoplasmic reticulum
In the mitochondria

In the rough endoplasmic reticulum

23

Making an mRNA copy of DNA is called:

Replication
Translation
Translocation
Transcription

Transcripition

24

Which is NOT one of the four primary tissue types?

Connective
Epithelial
Bone
Muscle

Bone

25

_____ are specialized cellular structure that propel fluid along a surface, while the cell remains stationary?

Cilia
Flagella
Microvilli
Centrosomes

Cilla

26

In _____ secretion, the entire cell ruptures, thereby releasing cellular debris.

Endocrine
Merocrine
Juxtacrine
Holocrine

Holocrine

27

Extracellular matrix contains fibers and _____.

Ground substance
Lamina propia
Membranes
Cells

Ground substance

28

Which has more sugars, and can thus trap more water?

Proteoglycan
Glycoprotein

Proteoglycan

29

Select the immature cell:

Chondrocyte
Osteoblast
Kerathinocyte
None of the above

Osteoblast

30

_____ membranes line the cavities that open to the external environment.

Serous
Mucous
Cutaneous
Cell

Mucous