Final Study

Question 1

When muscle fibers get into bundles, the bundle is called______

Answer 1

Fasiicles

Question 2

Smooth muscle has the “stripy” appearance under the microscope

Answer 2

False

Question 3

The main component of thick filament is

Answer 3

Myosin

Question 4

In order for muscle to contract, ATP must be readily available

Answer 4

True

Question 5

The inability to maintain force of contraction after prolonged activity is called

Answer 5

Muscle fatigue

Question 6

The length of the sarcomere is measured by the length between which to lines?

Answer 6

Z lines

Question 7

Heavy breathing after completing an exercise activity is indicative of what principle?

Answer 7

Oxygen debt

Question 8

Which structure attaches muscle to bone?

Answer 8

Tendon

Question 9

What type of muscle contraction does NOT shorten the lenght of the muscle?

Answer 9

Isometric

Question 10

Skeletal muscle is

Answer 10

Striated and voluntary

Question 11

The Peripheral Nervous System (PNS) consists of

Answer 11

All of the nerves OUTSIDE of the central nervous system

Question 12

Neurons (nerve cells) have the ability to respond to stimulus and convert it into an action potential (energy). Will it be true to say that we, human beings, are the “electrical” conductors?

Answer 12

True

Question 13

Which of the following is NOT a function of the nervous system:

Answer 13

Heat production

Question 14

Sensory nerve impulse is ONLY able to travel one direction: from the dendrite->cell body->axon->then to another dendrite, etc until the impulse reaches CNS

Answer 14

True

Question 15

Which is NOT a part of the nerve cell (neuron):

Answer 15

Astrocyte

Question 16

Your brain looks like a 3 lbs walnut and is composed out of 100 billion cells

Answer 16

True

Question 17

Both brain hemispheres are involved in cognitive functions, with each half specializing in complimentary functions

Answer 17

True

Question 18

Which cells in the central nervous system (CNS) are responsible for making myelin (fat)?

Answer 18

Oligodendrycytes

Question 19

Gaps in the myelin sheath are called

Answer 19

Nodes of ranvier

Question 20

Smooth muscle has the “stripy” appearance under the microscope

Answer 20

False

Question 21

Joint is another word for the term articulation

Answer 21

True

Question 22

Which of the below is not a functional classification of a joint?

Answer 22

Syndesmosis

Question 23

Which of the following is not a structural classification of joints?

Answer 23

Diathrosis

Question 24

Skeletal muscle is described by all of the following exept:

Answer 24

Autorhythmic

Question 25

Which of the following is unique to cardiac muscle tissue?

Answer 25

Has intercalated discs

Question 26

Approximately what percentage of body heat is generated by muscle tissue?

Answer 26

85%

Question 27

In the nervous system, microglia is refered to as a “glue cell”

Answer 27

False

Question 28

Name a cell that produces myelin in the Central Nervous System (CNS)

Answer 28

Oligodendrycytes

Question 29

Name the three layers of the cranial meninges from the outer to the inner

Answer 29

Dura, arachnoid, pia

Question 30

How many pairs of spinal nerves do you have?

Answer 30

31